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metB

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Mycobacterium bovis (strain ATCC BAA-935 / AF2122/97)
Length
388 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
40.982 kDa
Sequence
MSEDRTGHQGISGPATRAIHAGYRPDPATGAVNVPIYASSTFAQDGVGGLRGGFEYARTGNPTRAALEASLAAVEEGAFARAFSSGMAATDCALRAMLRPGDHVVIPDDAYGGTFRLIDKVFTRWDVQYTPVRLADLDAVGAAITPRTRLIWVETPTNPLLSIADITAIAELGTDRSAKVLVDNTFASPALQQPLRLGADVVLHSTTKYIGGHSDVVGGALVTNDEELDEEFAFLQNGAGAVPGPFDAYLTMRGLKTLVLRMQRHSENACAVAEFLADHPSVSSVLYPGLPSHPGHEIAARQMRGFGGMVSVRMRAGRRAAQDLCAKTRVFILAESLGGVESLIEHPSAMTHASTAGSQLEVPDDLVRLSVGIEDIADLLGDLEQALG

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Mycobacterium leprae (strain TN)
Length
388 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
41.292 kDa
Sequence
MSEDYRGHHGITGLATKAIHAGYRPDPATGAVNVPIYASSTFAQDGVGELRGGFEYARTGNPMRAALEASLATVEEGVFARAFSSGMAASDCALRVMLRPGDHVIIPDDVYGGTFRLIDKVFTQWNVDYTPVPLSDLDAVRAAITSRTRLIWVETPTNPLLSIADITSIGELGKKHSVKVLVDNTFASPALQQPLMLGADVVLHSTTKYIGGHSDVVGGALVTNDEELDQAFGFLQNGAGAVPSPFDAYLTMRGLKTLVLRMQRHNENAITVAEFLAGHPSVSAVLYPGLPSHPGHEVAARQMRGFGGMVSLRMRAGRLAAQDLCARTKVFTLAESLGGVESLIEQPSAMTHASTTGSQLEVPDDLVRLSVGIEDVGDLLCDLKQALN

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh)
Length
388 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction.
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
40.982 kDa
Sequence
MSEDRTGHQGISGPATRAIHAGYRPDPATGAVNVPIYASSTFAQDGVGGLRGGFEYARTGNPTRAALEASLAAVEEGAFARAFSSGMAATDCALRAMLRPGDHVVIPDDAYGGTFRLIDKVFTRWDVQYTPVRLADLDAVGAAITPRTRLIWVETPTNPLLSIADITAIAELGTDRSAKVLVDNTFASPALQQPLRLGADVVLHSTTKYIGGHSDVVGGALVTNDEELDEEFAFLQNGAGAVPGPFDAYLTMRGLKTLVLRMQRHSENACAVAEFLADHPSVSSVLYPGLPSHPGHEIAARQMRGFGGMVSVRMRAGRRAAQDLCAKTRVFILAESLGGVESLIEHPSAMTHASTAGSQLEVPDDLVRLSVGIEDIADLLGDLEQALG

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Mycobacterium tuberculosis (strain ATCC 25618 / H37Rv)
Length
388 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction (By similarity). In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia.
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
40.982 kDa
Sequence
MSEDRTGHQGISGPATRAIHAGYRPDPATGAVNVPIYASSTFAQDGVGGLRGGFEYARTGNPTRAALEASLAAVEEGAFARAFSSGMAATDCALRAMLRPGDHVVIPDDAYGGTFRLIDKVFTRWDVQYTPVRLADLDAVGAAITPRTRLIWVETPTNPLLSIADITAIAELGTDRSAKVLVDNTFASPALQQPLRLGADVVLHSTTKYIGGHSDVVGGALVTNDEELDEEFAFLQNGAGAVPGPFDAYLTMRGLKTLVLRMQRHSENACAVAEFLADHPSVSSVLYPGLPSHPGHEIAARQMRGFGGMVSVRMRAGRRAAQDLCAKTRVFILAESLGGVESLIEHPSAMTHASTAGSQLEVPDDLVRLSVGIEDIADLLGDLEQALG

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Escherichia coli (strain K12)
Length
386 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia.
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
41.55 kDa
Sequence
MTRKQATIAVRSGLNDDEQYGCVVPPIHLSSTYNFTGFNEPRAHDYSRRGNPTRDVVQRALAELEGGAGAVLTNTGMSAIHLVTTVFLKPGDLLVAPHDCYGGSYRLFDSLAKRGCYRVLFVDQGDEQALRAALAEKPKLVLVESPSNPLLRVVDIAKICHLAREVGAVSVVDNTFLSPALQNPLALGADLVLHSCTKYLNGHSDVVAGVVIAKDPDVVTELAWWANNIGVTGGAFDSYLLLRGLRTLVPRMELAQRNAQAIVKYLQTQPLVKKLYHPSLPENQGHEIAARQQKGFGAMLSFELDGDEQTLRRFLGGLSLFTLAESLGGVESLISHAATMTHAGMAPEARAAAGISETLLRISTGIEDGEDLIADLENGFRAANKG

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Helicobacter pylori (strain ATCC 700392 / 26695)
Length
380 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
41.118 kDa
Sequence
MRMQTKLIHGGISEDATTGAVSVPIYQTSTYRQDAIGRHKGYEYSRSGNPTRFALEELIADLEGGVKGFAFASGLAGIHAVFSLLQSGDHVLLGDDVYGGTFRLFNQVLVKNGLSCTIIDTSDISQIKKAIKPNTKALYLETPSNPLLKITDLAQCASVAKDHGLLTIVDNTFATPYYQNPLLLGADIVAHSGTKYLGGHSDVVAGLVTTNNEALAQEIAFFQNAIGGVLGPQDSWLLQRGIKTLGLRMEAHQKNALCVAEFLEKHPKVERVYYPGLPTHPNYELAKKQMRGFSGMLSFTLKNDSEAVAFVESLKLFILGESLGGVESLVGIPAFMTHACIPKTQREAAGIRDGLVRLSVGIEHEQDLLEDLEQAFAKIG

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Helicobacter pylori (strain J99 / ATCC 700824)
Length
380 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
41.223 kDa
Sequence
MRMQTKLIHGGINEDATTGAVSVPIYQTSTYRQDAIGRHKGYEYSRSGNPTRFALEELIADLEGGVKGFAFASGLAGIHAVFSLLQSGDHVLLGDDVYGGNFRLFNKVLVKNGLSCTIIDTSDLSQIKKAIKPNTKALYLETPSNPLLKITDLAQCASVAKEHNLLTIVDNTFATPYCQNPLLLGTDIVAHNGTKYLGGHSDVVAGLVTTNNEALAQEFDFFQNAIGGVLGLQDSWLLQRGIKTLGLRMEAHQKNALCVAEFLEKHPKVERVYYPGLPTHPNHELAKAQMRGFSGMFSFTLKNDSEAVAFVESLKLFILGESLGGVESLVGIPALMTHACIPKAQREAAGIRDGLVRLSVGIEHEQDLLEDLDQAFAKIS

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Helicobacter pylori
Length
380 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction (By similarity). In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia.
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
41.151 kDa
Sequence
MHMQTKLIHGGISEDATTGAVSVPIYQTSTYRQDAIGHHKGYEYSRSGNPTRFALEELIADLEGGVKGFAFASGLAGIHAVFSLLQSGDHVLLGDDVYGGTFRLFNKVLVKNGLSCTIIDTSDLSQIKKAIKPNTKALYLETPSNPLLKITDLAQCASVAKDHGLLTIVDNTFATPYYQNPLLLGADIVVHSGTKYLGGHSDVVAGLVTTNNEALAQEIAFFQNAIGGVLGPQDSWLLQRGIKTLGLRMQAHQKNALCVAEFLEKHPKVERVYYPGLPTHPNYELAKKQMRGFSGMLSFTLKNDSEATPFVESLKLFILGESLGGVESLVGVPAFMTHACIPKTQREAAGIRDGLVRLSVGIEHEQDLLEDLEQAFAKIS

Gene
metB
Protein
Cystathionine gamma-synthase
Organism
Haemophilus influenzae (strain ATCC 51907 / DSM 11121 / KW20 / Rd)
Length
369 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
40.371 kDa
Sequence
MTQQYAIDTLLAQAGNRSDERTGAVSAPIFLSTAYGHCGIGESTGFDYTRTKNPTRTVLEETIAKLENGDRGFAFSSGMAAIQVLMTLFTAPDEWIVSSDVYGGTYRLLDFSYKNNNSVKPVYVNTASASAIEAAINPNTKAIFIETPSNPLMEECDVVEIAKLAKKHNLMLIVDNTFLTPVLSRPLDLGADVVIHSGTKYIAGHNDALVGLIVAKGQELCDRIAYIQNGAGAVLSPFDSWLTIRGMKTLSLRMKRHQENAQAIAEFLKAQPQVESVLYPNKGGMLSFRLQDEAWVNTFLKSIKLITFAESLGGTESFITYPATQTHMDIPESERVARGITNTLLRFSVGIEDVEDIKADLLQAFANLK

Gene
metB
Protein
Probable cystathionine gamma-synthase
Organism
Herpetosiphon aurantiacus
Length
319 amino acids
Function
Catalyzes the formation of L-cystathionine from O-succinyl-L-homoserine (OSHS) and L-cysteine, via a gamma-replacement reaction. In the absence of thiol, catalyzes gamma-elimination to form 2-oxobutanoate, succinate and ammonia (By similarity).
Similarity
Belongs to the trans-sulfuration enzymes family.
Mass
34.685 kDa
Fragment
single
Sequence
MDYGFATRAIHAGQDPESVTGAVIVPIYQTSTYAQRGVGDHTGYEYSRTDNPTRTALQTCLAALEEAKHALVFASGLGASTTLMLMLKAGDHVICGDDVYGGTYRLFQRVMTEHGLSFDFIDMADPEAVRAAIKPNTRLIWLETPTNPLLKLAPIAAITRVAREHGIWTIVDNTFASPYNQRPITLGADMVLHSTTKYIGGHSDVVGGAIMTSNDELYEKLKFLQNAAGAVPGPFDCWLVLRGVKTLSIRMRDDERNALAIAQFLTEHPGVEKVIYPGLPSHPQHNLAREQMRGFGGMISILLKGGAEAANAMVSKTKL