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UBA1

Gene
UBA1
Protein
Ubiquitin-activating enzyme E1 1
Organism
Arabidopsis thaliana
Length
1080 amino acids
Function
Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
120.251 kDa
Sequence
MLHKRASEANDKNDNTIIGSDLASSKKRRIDFTESSSDKSSSILASGSSRGFHGDSVVQQIDMAFGNSNRQEIDEDLHSRQLAVYGRETMRRLFASNVLISGMHGLGAEIAKNLILAGVKSVTLHDERVVELWDLSSNFVFSEDDVGKNRADASVQKLQDLNNAVVVSSLTKSLNKEDLSGFQVVVFSDISMERAIEFDDYCHSHQPPIAFVKADVRGLFGSVFCDFGPEFAVLDVDGEEPHTGIIASISNENQAFISCVDDERLEFEDGDLVVFSEVEGMTELNDGKPRKIKSTRPYSFTLDEDTTNYGTYVKGGIVTQVKQPKLLNFKPLREALKDPGDFLFSDFSKFDRPPLLHLAFQALDHFKAEAGRFPVAGSEEDAQKLISIATAINTGQGDLKVENVDQKLLRHFSFGAKAVLNPMAAMFGGIVGQEVVKACSGKFHPLFQFFYFDSVESLPSEPVDSSDFAPRNSRYDAQISVFGAKFQKKLEDAKVFTVGSGALGCEFLKNLALMGVSCGSQGKLTVTDDDIIEKSNLSRQFLFRDWNIGQAKSTVAASAAAVINPRFNIEALQNRVGAETENVFDDAFWENLTVVVNALDNVNARLYVDSRCLYFQKPLLESGTLGTKCNTQSVIPHLTENYGASRDPPEKQAPMCTVHSFPHNIDHCLTWARSEFEGLLEKTPAEVNAYLSSPVEYTNSMMSAGDAQARDTLERIVECLEKEKCETFQDCLTWARLRFEDYFVNRVKQLIYTFPEDAATSTGAPFWSAPKRFPRPLQYSSSDPSLLNFITATAILRAETFGIPIPEWTKNPKEAAEAVDRVIVPDFEPRQDAKIVTDEKATTLTTASVDDAAVIDDLIAKIDQCRHNLSPDFRMKPIQFEKDDDTNYHMDVIAGLANMRARNYSIPEVDKLKAKFIAGRIIPAIATSTAMATGLVCLELYKVLDGGHKVEAYRNTFANLALPLFSMAEPLPPKVVKHRDMAWTVWDRWVLKGNPTLREVLQWLEDKGLSAYSISCGSCLLFNSMFTRHKERMDKKVVDLARDVAKVELPPYRNHLDVVVACEDEDDNDVDIPLVSIYFR

Gene
UBA1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Bos taurus
Length
1058 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP. Essential for the formation of radiation-induced foci, timely DNA repair and for response to replication stress. Promotes the recruitment of TP53BP1 and BRCA1 at DNA damage sites.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.83 kDa
Sequence
MSSSPLSKKRRVSGPDPKPGSNCSPAHSVLSEVPSVPANGMAKNVSDADIDEGLYSRQLYVLGHEAMKRLQTSSVLVSGLRGLGVEIAKNIILGGVKAVTLHDQGTAQWADLSSQFYLREEDIGKNRAEVSQPRLAELNSYVPVSAYTGPLVEDFLSDFQVVVLTNSPLEDQLRVGEFCHSHGIKLVVADTRGLFGQLFCDFGEEMILTDSNGEQPLSAMVSMVTKDNPGVVTCLDEARHGFESGDFVSFSEVQGMIELNGSQPMEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLPASLAEPDFVMTDFAKYSRPAQLHIGFQALHHFCAQHGRSPRPHNEEDAAELVTIAQAVNARSLPAVQQGSLDEDLIRKLAYVAAGDLAPINAFIGGLAAQEVMKACSGKFMPIMQWLYFDALECLPEDKEALTEDKCLPRQNRYDGQVAVFGSDLQERLGKQKYFLVGAGAIGCELLKNFAMIGLGCAEDGEIVVTDMDTIEKSNLNRQFLFRPWDVTKLKSDTAAAAVRQMNPHIRVTSHQNRVGPDTERIYDDDFFQNLDGVTNALDNVDARMYMDRRCVYYRKPLLESGTLGTKGNVQVVIPFLTESYSSSQDPPEKSIPICTLKNFPNAIEHTLQWARDEFEGLFKQPAENVNQYLTDPKFVERTLRLAGTQPLEVLEAVQRSLVLQRPQTWADCVTWACHHWHTQYSNNIRQLLHNFPPDQLTSSGAPFWSGPKRCPHPLTFDVSNPLHLDYVIAAANLFAQTYGLTGSQDRAAVATLLQSVQVPEFTPKSGVKIHVSDQELQSANASVDDSRLEELKATLPSPEKLPGFKMYPIDFEKDDDTNFHMDFIVAASNLRAENYDIPPADRHKSKLIAGKIIPAIATTTAAVVGLVCLELYKVVQGHRQLNSYKNGFLNLALPFFGFSEPLAAPRHQYYNQEWTLWDRFEVQGLQPNGEEMTLKQFLDYFKTEHKLEITMLSQGVSMLYSFFMPAAKLKERLDQPMTEIVSRVSKRKLGRHVRALVLELCCNDESGEDVEVPYVRYTIR

Gene
UBA1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Homo sapiens
Length
1058 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system (PubMed:1606621, PubMed:1447181). Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP (PubMed:1447181). Essential for the formation of radiation-induced foci, timely DNA repair and for response to replication stress. Promotes the recruitment of TP53BP1 and BRCA1 at DNA damage sites (PubMed:22456334).
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.849 kDa
Sequence
MSSSPLSKKRRVSGPDPKPGSNCSPAQSVLSEVPSVPTNGMAKNGSEADIDEGLYSRQLYVLGHEAMKRLQTSSVLVSGLRGLGVEIAKNIILGGVKAVTLHDQGTAQWADLSSQFYLREEDIGKNRAEVSQPRLAELNSYVPVTAYTGPLVEDFLSGFQVVVLTNTPLEDQLRVGEFCHNRGIKLVVADTRGLFGQLFCDFGEEMILTDSNGEQPLSAMVSMVTKDNPGVVTCLDEARHGFESGDFVSFSEVQGMVELNGNQPMEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLVASLAEPDFVVTDFAKFSRPAQLHIGFQALHQFCAQHGRPPRPRNEEDAAELVALAQAVNARALPAVQQNNLDEDLIRKLAYVAAGDLAPINAFIGGLAAQEVMKACSGKFMPIMQWLYFDALECLPEDKEVLTEDKCLQRQNRYDGQVAVFGSDLQEKLGKQKYFLVGAGAIGCELLKNFAMIGLGCGEGGEIIVTDMDTIEKSNLNRQFLFRPWDVTKLKSDTAAAAVRQMNPHIRVTSHQNRVGPDTERIYDDDFFQNLDGVANALDNVDARMYMDRRCVYYRKPLLESGTLGTKGNVQVVIPFLTESYSSSQDPPEKSIPICTLKNFPNAIEHTLQWARDEFEGLFKQPAENVNQYLTDPKFVERTLRLAGTQPLEVLEAVQRSLVLQRPQTWADCVTWACHHWHTQYSNNIRQLLHNFPPDQLTSSGAPFWSGPKRCPHPLTFDVNNPLHLDYVMAAANLFAQTYGLTGSQDRAAVATFLQSVQVPEFTPKSGVKIHVSDQELQSANASVDDSRLEELKATLPSPDKLPGFKMYPIDFEKDDDSNFHMDFIVAASNLRAENYDIPSADRHKSKLIAGKIIPAIATTTAAVVGLVCLELYKVVQGHRQLDSYKNGFLNLALPFFGFSEPLAAPRHQYYNQEWTLWDRFEVQGLQPNGEEMTLKQFLDYFKTEHKLEITMLSQGVSMLYSFFMPAAKLKERLDQPMTEIVSRVSKRKLGRHVRALVLELCCNDESGEDVEVPYVRYTIR

Gene
Uba1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Mus musculus
Length
1058 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system (PubMed:1511901). Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP. Essential for the formation of radiation-induced foci, timely DNA repair and for response to replication stress. Promotes the recruitment of TP53BP1 and BRCA1 at DNA damage sites.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.809 kDa
Sequence
MSSSPLSKKRRVSGPDPKPGSNCSPAQSALSEVSSVPTNGMAKNGSEADIDESLYSRQLYVLGHEAMKMLQTSSVLVSGLRGLGVEIAKNIILGGVKAVTLHDQGTTQWADLSSQFYLREEDIGKNRAEVSQPRLAELNSYVPVTAYTGPLVEDFLSSFQVVVLTNSPLEAQLRVGEFCHSRGIKLVVADTRGLFGQLFCDFGEEMVLTDSNGEQPLSAMVSMVTKDNPGVVTCLDEARHGFETGDFVSFSEVQGMIQLNGCQPMEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLPASLVEPDFVMTDFAKYSRPAQLHIGFQALHQFCALHNQPPRPRNEEDATELVGLAQAVNARSPPSVKQNSLDEDLIRKLAYVAAGDLAPINAFIGGLAAQEVMKACSGKFMPIMQWLYFDALECLPEDKEALTEEKCLPRQNRYDGQVAVFGSDFQEKLSKQKYFLVGAGAIGCELLKNFAMIGLGCGEGGEVVVTDMDTIEKSNLNRQFLFRPWDVTKLKSDTAAAAVRQMNPYIQVTSHQNRVGPDTERIYDDDFFQNLDGVANALDNIDARMYMDRRCVYYRKPLLESGTLGTKGNVQVVIPFLTESYSSSQDPPEKSIPICTLKNFPNAIEHTLQWARDEFEGLFKQPAENVNQYLTDSKFVERTLRLAGTQPLEVLEAVQRSLVLQRPQTWGDCVTWACHHWHTQYCNNIRQLLHNFPPDQLTSSGAPFWSGPKRCPHPLTFDVNNTLHLDYVMAAANLFAQTYGLTGSQDRAAVASLLQSVQVPEFTPKSGVKIHVSDQELQSANASVDDSRLEELKATLPSPDKLPGFKMYPIDFEKDDDSNFHMDFIVAASNLRAENYDISPADRHKSKLIAGKIIPAIATTTAAVVGLVCLELYKVVQGHQQLDSYKNGFLNLALPFFGFSEPLAAPRHQYYNQEWTLWDRFEVQGLQPNGEEMTLKQFLDYFKTEHKLEITMLSQGVSMLYSFFMPAAKLKERLDQPMTEIVSRVSKRKLGRHVRALVLELCCNDESGEDVEVPYVRYTIR

Gene
UBA1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Oryctolagus cuniculus
Length
1058 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP (PubMed:9322736). Essential for the formation of radiation-induced foci, timely DNA repair and for response to replication stress. Promotes the recruitment of TP53BP1 and BRCA1 at DNA damage sites (By similarity).
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.688 kDa
Sequence
MSSSPLSKKRRVSGPDPKPGSNCSPAQSVLPQVPSAPTNGMAKNGSEADIDEGLYSRQLYVLGHEAMKRLQTSSVLVSGLRGLGVEIAKNIILGGVKAVTLHDQGTAQWADLSSQFYLREEDIGKNRAEVSQPRLAELNSYVPVTAYTGPLVEDFLSGFQVVVLTNSPLEDQLRVGEFCHSRGIKLVVADTRGLFGQLFCDFGEEMILTDSNGEQPLSTMVSMVTKDNPGVVTCLDEARHGFESGDFVSFSEVQGMTELNGNQPIEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLSASLAEPDFVMTDFAKFSRPAQLHIGFQALHKFCAQHSRPPRPRNEEDAAELVTLARAVNSKASSAVQQDSLDEDLIRNLAFVAAGDLAPINAFIGGLAAQEVMKACSGKFMPIMQWLYFDALECLPEDKESLTEDKCLPRQNRYDGQVAVFGSDLQEKLGRQKYFLVGAGAIGCELLKNFAMIGLGCGENGEIIVTDMDTIEKSNLNRQFLFRPWDVTKLKSDTAAAAVHQMNPHIRVTSHQNRVGPDTERIYDDDFFQTLDGVANALDNVDARMYMDRRCVYYRKPLLESGTLGTKGNVQVVIPFLTESYSSSQDPPEKSIPICTLKNFPNAIEHTLQWARDEFEGLFKQPAENVNQYLTDPKFVERTLRLAGTQPLEVLEAVQRSLVLQLPQSWADCVTWACHHWHTQYSNNIRQLLHNFPPDQLTSSGAPFWSGPKRCPHPLTFDVSNPLHLDYVMAAANLFAQTYGLAGSQDRAAVATLLQSVQVPEFTPKSGVKIHVSDQELQSANASVDDSRLEELKATLPSPDKLPGFKMYPIDFEKDDDSNFHMDFIVAASNLRAENYDIPPADRHKSKLIAGKIIPAIATTTAAVVGLVCLELYKVVQGHRHLDSYKNGFLNLALPFFGFSEPLAAPRHQYYNQEWTLWDRFEVQGLQPNGEEMTLKQFLDYFKTEHKLEITMLSQGVSMLYSFFMPAAKLKERLDQPMTEIVSRVSKRKLGRHVRALVLELCCNDESGEDVEVPYVRYTIR

Gene
Uba1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Rattus norvegicus
Length
1058 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP. Essential for the formation of radiation-induced foci, timely DNA repair and for response to replication stress. Promotes the recruitment of TP53BP1 and BRCA1 at DNA damage sites.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.788 kDa
Sequence
MSSSPLSKKRRVSGPDPKPGSNCSSAQSVLSEVSSVPTNGMAKNGSEADIDESLYSRQLYVLGHEAMKMLQTSSVLVSGLRGLGVEIAKNIILGGVKAVTLHDQGTTQWADLSSQFYLREEDIGKNRAEVSQPRLAELNSYVPVTAYTGPLVEDFLSGFQVVVLTNSPLEEQLRVGEFCHSRGIKLVVADTRGLFGQLFCDFGEEMVLTDSNGEQPLSAMVSMVTKDNPGVVTCLDEARHGFETGDFVSFSEVQGMVQLNGCQPIEIKVLGPYTFSICDTSNFSDYIRGGIVSQVKVPKKISFKSLPASLAEPDFVMTDFAKYSRPAQLHIGFQALHQFCAQHNRPPRPRNEEDATELVTLAQAVNARSPPAVQQDNVDEDLIRKLAYVAAGDLAPINAFIGGLAAQEVMKACSGKFMPIMQWLYFDALECLPEDKEALTEDKCLPRQNRYDGQVAVFGSDLQEKLGKQKYFLVGAGAIGCELLKNFAMIGLGCGEGGEVVVTDMDTIEKSNLNRQFLFRPWDVTKLKSDTAAAAVRQMNPYIQVTSHQNRVGPDTERIYDDDFFQNLDGVANALDNVDARMYMDRRCVYYRKPLLESGTLGTKGNVQVVIPFLTESYSSSQDPPEKSIPICTLKNFPNAIEHTLQWARDEFEGLFKQPAENVNQYLTDSKFVERTLRLAGTQPLEVLEAVQRSLVLQRPQTWGDCVTWACHHWHTQYCNNIRQLLHNFPPDQLTSSGAPFWSGPKRCPHPLTFDVNNTLHLDYVMAAANLFAQTYGLTGSQDRAAVASLLQSVQVPEFTPKSGVKIHVSDQELQSANASVDDSRLEELKATLPSPDKLPGFKMYPIDFEKDDDSNFHMDFIVAASNLRAENYDISPADRHKSKLIAGKIIPAIATTTAAVVGLVCLELYKVVQGHQQLDSYKNGFLNLALPFFGFSEPLAAPRHQYYNQEWTLWDRFEVQGLQPNGEEMTLKQFLDYFKTEHKLEITMLSQGVSMLYSFFMPAAKLKERLDQPMTEIVSRVSKRKLGRHVRALVLELCCNDESGEDVEVPYVRYTIR

Gene
UBA1
Protein
Ubiquitin-activating enzyme E1 1
Organism
Triticum aestivum
Length
1051 amino acids
Function
Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
117.008 kDa
Sequence
MLPRKREIVAGEVEDLQKKTRAGEGEVTREEGDAAMAGRGNEIDEDLHSRQLAVYGRETMKRLFGSNVLVSGLQGLGAEIAKNLVLAGVKSVTLHDDGNVELWDLSSNFFLSENDVGQNRAQACVQKLQELNNAVLVSALTGDLTKEHLSKFQAVVFTDISLDKAIEFDDYCHSQQPPIAFIKSEVRGLFGSVFCDFGPEFTVLDVDGEEPHTGIVASISNDNPALVSCVDDERLEFQDGDLVVFSEVHGMTELNDGKPRKVKNARPYSFFLEEDTSSFGAYVRGGIVTQVKPPKVIKFKPLKEAMSEPGEFLMSDFSKFERPPLLHLAFQALDKFRTELSRFPVAGSTDDVQRVIEYAISINDTLGDRKLEEIDKKLLHHFASGSRAVLNPMAAMFGGIVGQEVVKACSGKFHPLYQFFYFDSVESLPVDPLEPGDLKPKNSRYDAQISVFGSKLQNKLEEAKIFMVGSGALGCEFLKNLALMGISCSQNGNLTLTDDDVIEKSNLSRQFLFRDWNIGQPKSTVAATAAMVINPKLHVEALQNRASPETENVFNDAFWENLDAVVNALDNVTARMYIDSRCVYFQKPLLESGTLGAKCNTQMVIPHLTENYGASRDPPEKQAPMCTVHSFPHNIDHCLTWARSEFEGLLEKTPTEVNAFLSNPTTYISAARTAGDAQARDQLERVIECLDRDKCETFQDSITWARLKFEDYFSNRVKQLTFTFPEDSMTSSGAPFWSAPKRFPRPVEFSSSDQSQLSFILAAAILRAETFGIPIPEWAKTPNKLAAEAVDKVIVPDFQPKQGVKIVTHEKATSLSSASVDDAAVIEELIAKLEEVSKTLPSGFHMNPIQFEKDDDTNFHMDVIAGFANMRARNYSIPEVDKLKAKFIAGRIIPAIATSTAMATGLVCLELYKALAGGHKVEDYRNTFANLAIPLFSIAEPVPPKTIKHQELSWTVWDRWTVTGNITLRELLEWLKEKGLNAYSISCGTSLLYNSMFPRHKERLDRKVVDVAREVAKMEVPSYRRHLDVVVACEDDDDNDVDIPLVSVYFR

Gene
UBA1
Protein
Ubiquitin-activating enzyme E1 1
Organism
Saccharomyces cerevisiae (strain ATCC 204508 / S288c)
Length
1024 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
114.266 kDa
Sequence
MSSNNSGLSAAGEIDESLYSRQLYVLGKEAMLKMQTSNVLILGLKGLGVEIAKNVVLAGVKSMTVFDPEPVQLADLSTQFFLTEKDIGQKRGDVTRAKLAELNAYVPVNVLDSLDDVTQLSQFQVVVATDTVSLEDKVKINEFCHSSGIRFISSETRGLFGNTFVDLGDEFTVLDPTGEEPRTGMVSDIEPDGTVTMLDDNRHGLEDGNFVRFSEVEGLDKLNDGTLFKVEVLGPFAFRIGSVKEYGEYKKGGIFTEVKVPRKISFKSLKQQLSNPEFVFSDFAKFDRAAQLHLGFQALHQFAVRHNGELPRTMNDEDANELIKLVTDLSVQQPEVLGEGVDVNEDLIKELSYQARGDIPGVVAFFGGLVAQEVLKACSGKFTPLKQFMYFDSLESLPDPKNFPRNEKTTQPVNSRYDNQIAVFGLDFQKKIANSKVFLVGSGAIGCEMLKNWALLGLGSGSDGYIVVTDNDSIEKSNLNRQFLFRPKDVGKNKSEVAAEAVCAMNPDLKGKINAKIDKVGPETEEIFNDSFWESLDFVTNALDNVDARTYVDRRCVFYRKPLLESGTLGTKGNTQVIIPRLTESYSSSRDPPEKSIPLCTLRSFPNKIDHTIAWAKSLFQGYFTDSAENVNMYLTQPNFVEQTLKQSGDVKGVLESISDSLSSKPHNFEDCIKWARLEFEKKFNHDIKQLLFNFPKDAKTSNGEPFWSGAKRAPTPLEFDIYNNDHFHFVVAGASLRAYNYGIKSDDSNSKPNVDEYKSVIDHMIIPEFTPNANLKIQVNDDDPDPNANAANGSDEIDQLVSSLPDPSTLAGFKLEPVDFEKDDDTNHHIEFITACSNCRAQNYFIETADRQKTKFIAGRIIPAIATTTSLVTGLVNLELYKLIDNKTDIEQYKNGFVNLALPFFGFSEPIASPKGEYNNKKYDKIWDRFDIKGDIKLSDLIEHFEKDEGLEITMLSYGVSLLYASFFPPKKLKERLNLPITQLVKLVTKKDIPAHVSTMILEICADDKEGEDVEVPFITIHL

Gene
UBA1
Protein
Ubiquitin-activating enzyme E1 1
Organism
Candida albicans (strain WO-1)
Length
1021 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
114.271 kDa
Sequence
MSDNMQIDSPSPQEIDEGLYSRQLYVLGKEAMLKMQNANVLIIGLNGLGIEIAKNIALAGVKSLSLYDPKPVSITDLSTQFFLSESEIGQPRDVASREKLAELNSYVPINVVDNIDEETLLKFKCIVSTNISLEEQVKINNITHANNIGYINADIKGLFGQIFVDFGDKFTVIDQTGEEPLSGIVSDIEKNGTVTMLDDNRHGLQDGDYVKFAEVEGMPKLNEGNPHKVEVLGPYAFKIKIDESYGEYVKGGLYTQVKVPKDLSFEPLTKQLAAPEYLISDFAKFDKPAQLHLGFQALHAFQTKHQGELPAPYNEQDATEAFRYAEELATQNPSILGEDKLDEKYLKELFYQARGDIPGVVAFYGGLIAQEVLKNCSSKFTPIKQWLYFDSLESLPSETEYPRNEENNKPIGSRYDGQIAVFGKAFQEKIANLKVFLVGSGAIGCEMLKNWAMMGLGSGPEGKIFITDNDSIEKSNLNRQFLFRPKDVGKNKSDVAALAVQQMNPDLKGKIDSKLDKVGPETEDIFDDKFWTQLNIVVNALDNVEARTYVDRRCVFYKKPLLESGTLGTKGNTQVVIPNLTESYSSSQDPPEKSIPLCTLRSFPNKIDHTIAWAKSLFQGYFAESPESVNLYLSQPNYVEQTLKQNPDIKGTLENISKYLNNRPYTFEDCIKWARQEFETKFNHDIQQLLYNFPPDAKTSTGAPFWSGPKRAPKPLEFDINNKDHLDFIIGGANLLAFIYGLKEPNATVDDFKKVLEQVIIEPFQPKSGVEIAATDAEAEEQANNLSGSIDDEQIRKIAASLPEPSTLAGYRLTPIEFEKDDDTNHHIEFITAASNCRALNYGIEIADAHKTKFIAGKIIPAIATTTALVTGLVCLELYKVVDGKDDIEQYKNGFINLALPFIGFSEPIKSPEGKYNNKKFDQIWDRFELNGDITLQELLDHFEKEEGLTISMLSYGVSLLYASFFPPKKVKDRLGLKLTSLIKEVSKKEVPSHVKNLIFEICCDDEEGEDVEVPYICVKL

Gene
uba1
Protein
Ubiquitin-like modifier-activating enzyme 1
Organism
Dictyostelium discoideum
Length
1017 amino acids
Function
Catalyzes the first step in ubiquitin conjugation to mark cellular proteins for degradation through the ubiquitin-proteasome system. Activates ubiquitin by first adenylating its C-terminal glycine residue with ATP, and thereafter linking this residue to the side chain of a cysteine residue in E1, yielding a ubiquitin-E1 thioester and free AMP.
Similarity
Belongs to the ubiquitin-activating E1 family.
Mass
113.745 kDa
Sequence
MSKPMDVEQEPKIDDALYSRQLYALSHETMKKITSTSVLVVGLQGLGIEIVKDLSLAGVKSVTLYDKELVEIKDLSSQFYFSPEQVGKVGRADACFQKVVDLNNYVRIDVHNGELSDEFLKKFNVVVLANQPLALQLKVNEFCHANKIHFISVETRGVFGQLFNDFGEQFTITDTNGENPNAYMISSISQDKEGIVTVVEEQKLQLLDGDLVTFKEVNGMSALNDLPPQKIKTISPLTFSIGDTTNLPPYTSGGYVTEVKQPKVVDFKPLKNILESGENIFITDDFKFTQPTNLLAGFQAIHKFAEKNKHMPRPHNKEDANAVIEIAKGLLKKPDDELDEKMITQLSFGAQGDIVPMQAILGGITAQEVLKACSGKFTPIHQLAFFDSVECLPEDLETLPEEEFQPIGSRYDGQIITFGKTLQNKIENLNYFLVGAGAIGCEMLKNFAMMGLGAGPKGLVHVTDMDTIEKSNLNRQFLFRSSDIQQLKSQTAANAVRVMNPDLNVKAYSLRVGPDTESHYNEEFFNSLDGVCNALDNVEARLYMDSQCVYYGKPLLESGTLGTKGNTQVVVPHLTESYSSSRDPPEKGIPVCTLHNFPNAIEHTIQWARDTFEGLFKNNADNVNSYLTNPAYVQSLKTQNPFVRLETLASIKASLMDRPLDFNQCIAWARLKFEEYFNNNIEQLLYNFPKDMVTTTGTPFWSGPKRAPTPLKFDVENPLHLEFIVAAANLRAFNYGIKAETNIEVIQKQAANVIVPDFTPKKVKIQTSENEPAPSSNTQQAGGDAEDDQCDTILSQLPQPSEMAGYKINSIQFEKDDDTNHHIDFITATSNLRATNYAISPADKHKTKGIAGKIIPALVTTTAVVAGFVCIELIKVIQNKALEKYKSTFMNLGIPFFGFVEPIAAPKNKIREGWTWTLWDRFDVDGDITLKEFLDLFEKKHGLDISMLSCKVTLLYALFTDKKTKEERLKMKISQLYETLSKKPLPKDKKYLLLEICCNDTETGDDVDVPSVRYKYN