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sucD

Gene
sucD
Protein
Succinate-semialdehyde dehydrogenase (acetylating)
Organism
Clostridium kluyveri (strain ATCC 8527 / DSM 555 / NCIMB 10680)
Length
453 amino acids
Function
Catalyzes the reduction of succinate semialdehyde to succinyl-CoA. The enzyme is specific for succinate semialdehyde and succinyl-CoA, and only shows low activity with palmitoyl-CoA. There is no activity with NAD(+) as cosubstrate.
Mass
48.968 kDa
Sequence
MSNEVSIKELIEKAKVAQKKLEAYSQEQVDVLVKALGKVVYDNAEMFAKEAVEETEMGVYEDKVAKCHLKSGAIWNHIKDKKTVGIIKEEPERALVYVAKPKGVVAATTPITNPVVTPMCNAMAAIKGRNTIIVAPHPKAKKVSAHTVELMNAELKKLGAPENIIQIVEAPSREAAKELMESADVVIATGGAGRVKAAYSSGRPAYGVGPGNSQVIVDKGYDYNKAAQDIITGRKYDNGIICSSEQSVIAPAEDYDKVIAAFVENGAFYVEDEETVEKFRSTLFKDGKINSKIIGKSVQIIADLAGVKVPEGTKVIVLKGKGAGEKDVLCKEKMCPVLVALKYDTFEEAVEIAMANYMYEGAGHTAGIHSDNDENIRYAGTVLPISRLVVNQPATTAGGSFNNGFNPTTTLGCGSWGRNSISENLTYEHLINVSRIGYFNKEAKVPSYEEIWG

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Aquifex aeolicus (strain VF5)
Length
305 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
32.221 kDa
Sequence
MAILVNKDTKVVVQGITGKEGSFHAKQCKEYGTQVVAGVTPGKGGMEVEGIPVFNTVKEAVKETGANCSLIFVPAPFAADAIVEALDAGIELVVCITEGIPVKDMMMVKDYMLKNYPNAKLVGPNCPGVITPGEAKVGIMPGHIFKRGKIGIVSRSGTLTYEAAYQLTKYGLGQSTAVGIGGDPVHGLTHRDVIEMFNKDPETEAILMIGEIGGTEEEEAAEYIEKEVDKPVFAYIAGITAPPGKRMGHAGAIIMGGKGTAKAKMEALEKAGAYVIENPAKIGETVAKILKVIELEEEERTSDAE

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Mycobacterium bovis (strain ATCC BAA-935 / AF2122/97)
Length
303 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.201 kDa
Sequence
MTHMSIFLSRDNKVIVQGITGSEATVHTARMLRAGTQIVGGVNARKAGTTVTHEDKGGRLIKLPVFGSVAEAMEKTGADVSIIFVPPTFAKDAIIEAIDAEIPLLVVITEGIPVQDTAYAWAYNLEAGHKTRIIGPNCPGIISPGQSLAGITPANITGPGPIGLVSKSGTLTYQMMFELRDLGFSTAIGIGGDPVIGTTHIDAIEAFEKDPDTKLIVMIGEIGGDAEERAADFIKTNVSKPVVGYVAGFTAPEGKTMGHAGAIVSGSSGTAAAKQEALEAAGVKVGKTPSATAALAREILLSL

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh)
Length
303 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.229 kDa
Sequence
MTHMSIFLSRDNKVIVQGITGSEATVHTARMLRAGTQIVGGVNARKAGTTVTHEDKGGRLIKLPVFGSVAEAMEKTGADVSIIFVPPTFAKDAIIEAIDAEIPLLVVITEGIPVQDTAYAWAYNLEAGHKTRIIGPNCPGIISPGQSLAGITPANITGPGPIGLVSKSGTLTYQMMFELRDLGFSTAIGIGGDPVIGTTHIDAIEAFERDPDTKLIVMIGEIGGDAEERAADFIKTNVSKPVVGYVAGFTAPEGKTMGHAGAIVSGSSGTAAAKQEALEAAGVKVGKTPSATAALAREILLSL

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
Length
303 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.229 kDa
Sequence
MTHMSIFLSRDNKVIVQGITGSEATVHTARMLRAGTQIVGGVNARKAGTTVTHEDKGGRLIKLPVFGSVAEAMEKTGADVSIIFVPPTFAKDAIIEAIDAEIPLLVVITEGIPVQDTAYAWAYNLEAGHKTRIIGPNCPGIISPGQSLAGITPANITGPGPIGLVSKSGTLTYQMMFELRDLGFSTAIGIGGDPVIGTTHIDAIEAFERDPDTKLIVMIGEIGGDAEERAADFIKTNVSKPVVGYVAGFTAPEGKTMGHAGAIVSGSSGTAAAKQEALEAAGVKVGKTPSATAALAREILLSL

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain COL)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.542 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYESLLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain Mu50 / ATCC 700699)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.542 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYESLLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain N315)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.542 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYESLLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain MRSA252)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.568 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYELLLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain MSSA476)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.526 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYEALLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus aureus (strain MW2)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.526 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTKIVAGVTPGKGGQVVEGVPVFNTVEEAKNETGATVSVIYVPAPFAADSILEAADADLDMVICITEHIPVLDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDDETKAVVMIGEIGGTAEEEAAEWIKANMTKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTAEEKIKTLNSCGVKTAATPSEIGSTLIEAAKEAGIYEALLTVNK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus epidermidis (strain ATCC 35984 / RP62A)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.685 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTQIVAGVTPGKGGQVVEGVPVYNTVEEAKNETGANVSVVYVPAPFAADSIIEAADADLDMVICITEHIPVVDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDSETKAVVMIGEIGGTAEEEAAQWIKENMNKPVVGFIGGQTAPPGKRMGHAGAIISGGKGTASEKIKTLNDCGVETADTPSEIGTTLIDAAKKAGIYEELLTIKK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Staphylococcus epidermidis (strain ATCC 12228)
Length
302 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.699 kDa
Sequence
MSVFIDKNTKVMVQGITGSTALFHTKQMLDYGTQIVAGVTPGKGGQVVEGVPVYNTVEEAKNETGANVSVVYVPAPFAADSIIEAADADLDMVICITEHIPVVDMVKVKRYLQGRKTRLVGPNCPGVITADECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLTEEGIGQTTAVGIGGDPVNGTNFIDVLKAFNEDSETKAVVMIGEIGGTAEEEAAQWIKENMNKPVIGFIGGQTAPPGKRMGHAGAIISGGKGTASEKIKTLNDCGVETADTPSEIGTTLIDAAKKAGIYEELLTIKK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Bacillus subtilis (strain 168)
Length
300 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
31.382 kDa
Sequence
MSVFINKDTRVIVQGITGSTALFHTKQMLEYGTNIVGGVTPGKGGTEAEGVPVFNTVAEAVQTTGANASVIYVPAPFAADAIMEAVDAELDLVICITEHIPVLDMVKVKRFMEGKKTRLIGPNCPGVITPEECKIGIMPGYIHKKGHVGVVSRSGTLTYEAVHQLSEAGVGQSTAVGIGGDPVNGTNFIDVLKAFNEDPDTHAVIMIGEIGGTAEEEAAEWVKANMTKPVVGFIGGKTAPPGKRMGHAGAIISGGKGTADEKIKTLNACGIEVAETPSVMGETLIKVLKEKNLFETCKTH

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)
Length
295 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit. Can also generate UTP or CTP, although it preferentially synthesizes ATP and/or GTP.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.266 kDa
Sequence
MSVLINKDTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGTTHLGLPVFNTVKEAVEATGAEASVIYVPAPFCKDSILEAAFGGIKLIVCITEGIPTLDMLDAKVKCDELGVRLIGPNCPGVITPGECKIGIMPGHIHLPGKVGIVSRSGTLTYEAVKQTTDAGFGQSTCVGIGGDPIPGSNFIDILKLFQEDPQTEAIVMIGEIGGSAEEEAAAFIKANVTKPVVSYIAGVTAPPGKRMGHAGAIISGGKGTADEKFAALQDAGVKTVRSLADIGKALAELTGWEVKKA

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Coxiella burnetii (strain RSA 493 / Nine Mile phase I)
Length
294 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.667 kDa
Sequence
MSILIDKETRVLCQGFTGKQGTFHSEQAIEYGTQMVGGVTPGKGGQSHLGLPIFNSVHEAVEETSADATMIFVPAPFCKDSIIEAVDAGVRLVVCITEGIPVLDMLEVKAYLRQHPDVRMIGPNCPGVITPGECKIGIMPGHIHQRGKVGIVSRSGTLTYEAVNQTTQMGFGQSTCVGIGGDPIPGTSFIDVLEMFEKDSQTQAIVMVGEIGGTAEEEAAEFIQSNVKKPVISYIAGVTAPPGKRMGHAGAIIAGGKGTAADKYAALEAAGVFVVKSPAEIGKGVAEATGWSTH

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Methanocaldococcus jannaschii (strain ATCC 43067 / DSM 2661 / JAL-1 / JCM 10045 / NBRC 100440)
Length
294 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.923 kDa
Sequence
MVLRDKMILLDENTKAIVQGITGRQGSFHTKKMLECGTKIVGGVTPGKGGQNVHGVPVFDTVKEAVKETDANASVIFVPAPFAKDAVFEAIDAGIELIVVITEHIPVHDTMEFVNYAEDVGVKIIGPNTPGIASPKVGKLGIIPMEVLKEGSVGMVSRSGTLTYEIAHQIKKAGFGVSTCVGIGGDPIVGLRYKEVLDLFEKDDETEAIVMIGEIGGGAEEEAAKFIEKMKKPVIGYIAGQSAPEGKRMGHAGAIVEKGKGTAESKMKALEEAGAYVAKNISDIPKLLAGILGK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)
Length
293 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.389 kDa
Sequence
MAILIDKNTKVICQGFTGGQGTFHSEQALAYGTQLVGGVSPNKGGTTHLGLPVFNTVREAVENTGVTATVIYVPASFCKDAIIEAIDAGIQLIVCITEGIPTLDMLKVKQKLNETGVVMIGPNCPGVITPDECKIGIMPAHIHKKGKVGIVSRSGTLTYEAVKQTTDEGFGQSTCVGIGGDPIPGSSFIDILERFQQDPETEAIVMIGEIGGSAEEEAAIFIKDNVTKPVVAYIAGITAPKGKRMGHAGAIISGGKGTAVEKIAALEAAGVTCVKSLAEIGEALRKLLKSSKN

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Methanothermobacter thermautotrophicus (strain ATCC 29096 / DSM 1053 / JCM 10044 / NBRC 100330 / Delta H)
Length
293 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.81 kDa
Sequence
MRGSIMILLDEDTRCLVQGITGKQGSFHTRQMLEYGTRIVAGVTPGKGGQEFLGVDVYNSVEEVTEEMDVNASIIFVPAPFAKDAAFESIKHLDLVVIITEHIPVHDSMQIMEYASRMGKTVIGPNTPGIITPGIGKLGIMPTHIFTEGTIGIVSRSGTLTYEFAAQLTEAGFGQSTCVGIGGDPVTGLGFVDVLERFEDDPGTDAVVLIGEIGGDAEERAASYIEQMSKPVFAFISGATAPPGKRMGHAGAIIEGGTGTASSKREALEAAGAVVVDRPSAIVDEIRAQLGVR

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Rickettsia conorii (strain ATCC VR-613 / Malish 7)
Length
292 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.297 kDa
Sequence
MAILINKKTQVICQGFTGLQGTFHSEQAIAYGTNMVGGVTPGKGGHTHLDLPVYNTVHEAKAKTGANASVIYVPPGFAADSILEAIDAEIEVVVCITEGIPVLDMVKVKRALVGSKTRLIGPNCPGVITPGECKIGIMPGHIHKRGTIGIVSRSGTLTYEAVAQTTAVGLGQSTCIGIGGDPVNGTNFVDCIEMFLKDDETKAIIMIGEIGGNAEEDAAEFIKQSKIKKPIVSFIAGITAPPGKRMGHAGAIIVGRTGSAEDKLEALQSAGVIITRSPADIGKTMLDLLNKG

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Rickettsia felis (strain ATCC VR-1525 / URRWXCal2)
Length
292 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.165 kDa
Sequence
MAILINKKTKVICQGFTGSQGTFHSEQAIAYGTNMVGGVTPGKGGHTHLDLPVYNTVHEAKAKTGANASVIYVPPGFAADSILEAIDAEIEVVVCITEGIPVLDMVKVKRALVGSKTRLIGPNCPGVITPGECKIGIMPGHIHKRGTIGIVSRSGTLTYEAVAQTTAVGLGQSTCVGIGGDPVNGTNFVDCIDMFLKDDETKAIIMIGEIGGNAEEDAAEFIKQSKIKKPIVSFIAGITAPPGKRMGHAGAIIAGGKGSAEDKLEALQSAGVTITRSPADIGKTMFDLLNKG

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Rickettsia prowazekii (strain Madrid E)
Length
292 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.176 kDa
Sequence
MAILINKKTKVICQGFTGSQGTFHSEQAIAYGTNMVGGVTPGKGGHTHLNLPVYNTVHEAKAKTGANASVIYVPPGFAADSILEAIDAKIEVVVCITEGIPVLDMIKVKRALIGSKTRLIGPNCPGVITPGECKIGIMPGHIHKIGDIGIVSRSGTLTYEAVAQTTAAGLGQSTCVGIGGDPVNGTSFVDCIEMFLQDDETKAIIMIGEIGGSAEEDAADFIKQSKIKKPIVSFIAGITAPADKRMGHAGAIISGGKGSAEDKVEVLQSAGVIITRSPADIGKTMLDLLNKI

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Rickettsia typhi (strain ATCC VR-144 / Wilmington)
Length
292 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.25 kDa
Sequence
MAILINKKTKVICQGFTGSQGTFHSEQAIAYGTNMVGGVTPGKGGHTHLNLPVYNTVHEAKAKTDANASVIYVPPGFAADSILEAIDAKIEVVVCITEGIPVLDMVKVKRALIGSKTRLIGPNCPGVITPGECKIGIMPGHIHKTGIIGIVSRSGTLTYEAVAQTTAVGLGQSTCIGIGGDPVNGTSFVECIEMFLQDDETKAIIMIGEIGGNAEEDAADFIKQSKIKKPIVSFIAGITAPSDKRMGHAGAIISGGKGSAKDKLEALQSAGVTITKSPADIGKTMLDLLNKI

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Rickettsia bellii (strain RML369-C)
Length
291 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
30.099 kDa
Sequence
MAILVNKKTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGKTHLDLPIYNTVHEAKAKTGANASVIYVPPPFAADSILEAIDAGIEIVVCITEGIPVLDMVRVKRALVGSRTRLIGPNCPGIITPDECKIGIMPGHIHRKGSIGIVSRSGTLTYEAVAQTTAVGLGQSTCVGIGGDPVNGTNFVDCIDMFLQDDETKAIIMIGEIGGDAEENAADFIKHSKIKKPIVSFIAGITAPPGKRMGHAGAIIAGGKGSAEDKLEALQSAGVTITRSPADIGKTMLDLLNG

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Escherichia coli O157:H7
Length
289 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
29.777 kDa
Sequence
MSILIDKNTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGTTHLGLPVFNTVREAVAATGATASVIYVPAPFCKDSILEAIDAGIKLIITITEGIPTLDMLTVKVKLDEAGVRMIGPNCPGVITPGECKIGIQPGHIHKPGKVGIVSRSGTLTYEAVKQTTDYGFGQSTCVGIGGDPIPGSNFIDILEMFEKDPQTEAIVMIGEIGGSAEEEAAAYIKEHVTKPVVGYIAGVTAPKGKRMGHAGAIIAGGKGTADEKFAALEAAGVKTVRSLADIGEALKTVLK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Escherichia coli O6:H1 (strain CFT073 / ATCC 700928 / UPEC)
Length
289 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
29.777 kDa
Sequence
MSILIDKNTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGTTHLGLPVFNTVREAVAATGATASVIYVPAPFCKDSILEAIDAGIKLIITITEGIPTLDMLTVKVKLDEAGVRMIGPNCPGVITPGECKIGIQPGHIHKPGKVGIVSRSGTLTYEAVKQTTDYGFGQSTCVGIGGDPIPGSNFIDILEMFEKDPQTEAIVMIGEIGGSAEEEAAAYIKEHVTKPVVGYIAGVTAPKGKRMGHAGAIIAGGKGTADEKFAALEAAGVKTVRSLADIGEALKTVLK

Gene
sucD
Protein
Succinate--CoA ligase [ADP-forming] subunit alpha
Organism
Escherichia coli (strain K12)
Length
289 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit. Can use either ATP or GTP, but prefers ATP. It can also function in the other direction for anabolic purposes, and this may be particularly important for providing succinyl-CoA during anaerobic growth when the oxidative route from 2-oxoglutarate is severely repressed.
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
29.777 kDa
Sequence
MSILIDKNTKVICQGFTGSQGTFHSEQAIAYGTKMVGGVTPGKGGTTHLGLPVFNTVREAVAATGATASVIYVPAPFCKDSILEAIDAGIKLIITITEGIPTLDMLTVKVKLDEAGVRMIGPNCPGVITPGECKIGIQPGHIHKPGKVGIVSRSGTLTYEAVKQTTDYGFGQSTCVGIGGDPIPGSNFIDILEMFEKDPQTEAIVMIGEIGGSAEEEAAAYIKEHVTKPVVGYIAGVTAPKGKRMGHAGAIIAGGKGTADEKFAALEAAGVKTVRSLADIGEALKTVLK

Gene
sucD
Protein
Succinate--CoA ligase [GDP-forming] subunit alpha
Organism
Thermus thermophilus
Length
288 amino acids
Function
Succinyl-CoA synthetase functions in the citric acid cycle (TCA), coupling the hydrolysis of succinyl-CoA to the synthesis of either ATP or GTP and thus represents the only step of substrate-level phosphorylation in the TCA. The alpha subunit of the enzyme binds the substrates coenzyme A and phosphate, while succinate binding and nucleotide specificity is provided by the beta subunit (By similarity). Can use either ATP or GTP, but prefers GTP (PubMed:22751660).
Similarity
Belongs to the succinate/malate CoA ligase alpha subunit family.
Mass
29.822 kDa
Sequence
MILVNRETRVLVQGITGREGQFHTKQMLDYGTKIVAGVTPGKGGTEVLGVPVYDTVKEAVAHHEVDASIIFVPAPAAADAALEAAHAGIPLIVLITEGIPTLDMVRAVEEIKALGSRLIGGNCPGIISAEETKIGIMPGHVFKRGRVGIISRSGTLTYEAAAALSQAGLGTTTTVGIGGDPVIGTTFKDLLPLFNEDPETEAVVLIGEIGGSDEEEAAAWVKDHMKKPVVGFIGGRSAPKGKRMGHAGAIIMGNVGTPESKLRAFAEAGIPVADTIDEIVELVKKALG