>AAH44467 2_6_1_52. [Danio rerio] Metazoa Phosphoserine aminotransferase
MEKKQTVNFGAGPAKLPQSVLLQAQKELLDYSGTGISILEMSHRSSDFTKIINTTENLIR
ELLNVPENYKILFLQGGGSGQFSAVPLNLIGLKEERCADYLVTGTWSARAAKEAEKYGKV
NVIHPKLDSYTKIPDSSTWSLNPSASYVYYCCNETVHGVEFNFIPDTKGVILVSDMSSNF
LSRPVDVSKFGLIFAGAQKNVGCAGVTVVIVREDLIGKALKECPIILDYQVQAGNNSLYN
TPPCFSIYIMGLVLEWIRNNGGADAMERLNKQKSALVYDIINRSNGFYSCPVDAACRSRM
NIPFRIGKKEGDESLEKSFLDGASKLGMISLKGHRSVGGIRASLYNAVTVEDVKILAAYM
EDFLRNHQ
>AAM51827 2_6_1_52. [Oryza sativa ] Viridiplantae Putative phosphoserine aminotransferase 
MAAAAAAATTPNSLLLRRPAAPKPASAAASPLRLPTRAARISCAAVATPAQSSSSPAAAA
ADRGVYNFAAGPATLPLSVLQRAQAELVDYRGSGMSIMEMSHRGKEFDAAIKKAEADLRA
LLAVPDTHEVLFLQGGATSQFAAAPLNLCASPSDPADFVVSGSWSDKAFKEAKKFSAASV
AWSGKDGKYTSLPPFDAIEQNPEARFLHICSNETIHGVEFKDYPEPKNKSGILVADMSSN
FCSKPVDVSRFGLIYAGAQKNVGPSGVTIAIVRKDLVGSAQPITPVMLDYKTHADNASLY
NTPPCFAIYICGLVFEDLLAQGGLAEVEKKNAHKAGILYDAIDASGGYYICPVEKSVRSL
MNVPFTLAKGGDFEKQFIAEAAKEGMVQLKGHRSVGGVRASIYNAMPLAGVEKLVAFMKD
FQARNP
>AAO76260 2_6_1_52. [Bacteroides thetaiotaomicron] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT) 
MKKHNFNAGPSILPREVIEDTAKAILDFNGSGLSLMEISHRAKDFQPVVDEAEALFKELL
NIPEGYSVLFLGGGASMEFCMVPFNFLEKKAAYLNTGVWAKKAMKEAKGFGEVVEVASSA
EATYTYIPKDYTIPADADYFHITTNNTIYGTELKEDLNSPVPMVADMSSDIFSRPIDVSK
YICIYGGAQKNLAPAGVTFVIVKNDAVGKVSRYIPSMLNYQTHIDNGSMFNTPPVVPIYA
ALLNLRWIKAQGGVKEMERRAIEKADMLYAEIDRNKLFVGTAAKEDRSRMNICFVMAPEY
KDLEADFMKFATEKGMVGIKGHRSVGGFRASCYNALPKESVQALIDCMQEFEKLH
>AAQ66358 2_6_1_52. [Porphyromonas gingivalis] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MKKHNFTAGPCILNDLVLKDAASACLNFAGTGLSVLEVSHRDKEFDAVMLEARNLFKELL
DVPEGYEVLFLGGGASLQFYQVPLNLLKKKAAFINTGTWATNAIKQAKIMTQVYGGEVEV
LASSEDKNFSYIPKDFVIPEDVDYFHFTTNNTIYGTEIRKDFDTKTRLVADMSSDIFSRP
IDVSKYDLIYGGAQKNIGPAGATFVLVKTDVLGQVDRPLPDMLNYQIHIKKDSMFNTPPV
FPVYVALQTMKWYKELGGVKVLEKMNLDKAALIYDAIDSSKIFRGTVNPEDRSIMNACFV
MKDEYKELEKEFATFAASRGMVGIKGHRSVGGFRASLYNALPIESVQSLVSVMKEFEAKH

>BAD52335 2_6_1_52. [Entamoeba histolytica] Other_Eukarya phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MERQNIHNFGAGPAAMAKEVIEATAKAVNNFWEGLSILEISHRSKEWINVMNETKALMKE
VMDIPEGYEILFFGGGASLQFLMVAMNLLNKKACYLDTGVWASKAIKEAENIGEVKIIGT
SKDKNYTYIPEYQIPSDYDYFHITTNNTIYGTEIRKDIESPIPLVADMSSDILSKPIDIS
KYSLIYAGAQKNCGAAGVTIVIIKKEILGKVQRKIPIILDYQVHILNNSMYNTPPVISIF
TVNQTLKYIKKIGGLKKIQELNEEKARLLYAEIDRNKIFRGTVRKKDRSIMNVCFVMEEQ
YKQLENEFSEYALQKGIIGIKGHRSVGGFRASIYNAVTIESVQALIKCMHDFEQLHTH
>CAC08322 2_6_1_52. [Streptomyces coelicolor] Bacteria putative phosphoserine aminotransferase 
MKPADGRFGAGPSKVRVEALDALAATGTSLLGTSHRQAPVKNLVGKVREGIRELFRLPDG
YEVILGNGGSTAFWDVATHGLIENKSQHLSFGEFSSKFAKAAKLAPWLAEPTVVAADPGT
HPEARAEAGVDVYGLTHNETSTGVAMPIRRVAGADEGALVLVDATSGAGGLPVDISETDV
YYFAPQKSFASDGGLWIGVFSPAAIERAERVHASGRHVPEFFSLPTAIDNSRKNQTYNTP
ALATLFLLGEQLDWMNGQGGLDFTTARTKDSSSRLYTWADESKYATPFVSDPTKRSQVIG
TIDFSDDIDAAAVAKVLRANGIVDTEPYRKLGRNQLRVAMFPAIDPADVEALTKCVDHVI
EKL
>CAD70964 2_6_1_52. [Neurospora crassa] Fungi related to phosphoserine aminotransferase 
MPARADITYFGAGPAALPTDVLETAAQALLDYQGTGLGIAEHSHRSELAAKIINEAKADL
ATYLDFSPEQYEVLFMQGGGTGEFAASMYNLVGAWVSRQHAAVQKELGEGAAADEAQVLA
ALRQRVESGLKVDYIVTGSWSLKAYQEAVRLLGPEYVNLVCDARTINDGKFGKIPDESTW
KLSKDAAYVYFCDNETVDGVEFPNFPKILEPKEDGTGPIVVSDMSSNILSRRIPVNNYSL
LFFGAQKNLGCPGVAVAILKKTFLPPTLSQPSPALLRKLALPIPPIVLQYEIIAKNNSLY
NTLSIFDVYIAGQVLKKLLATFPNGVDGQQALAEKKAELIYSALEAHPEAYKIVPDKSAR
SKMNICFRVIKGGNVDEAEKAFLKESTAINLTGLKGHRSVGGIRASNYNSIPLEGAEKLA
NFIHEFAKA
>CAD74688 2_6_1_52. [Pirellula sp.] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MTASAQGVQSTSAQSSASHPERVFNFSAGPATMPESVLREVQDEMLCYPGAGASIMEISH
RDKLFVDVLHDAESTIRELLNVSDDYSVMFMQGGATLQFSAIPANLLRGSGKRAQYVLTG
SWGKKAVKEAKKEGDVDVLFDAAESNYDHIPSASDLACPDDAAYMYYCSNETIQGVQFPT
EPNCPDSVPLVSDASSDFLCRPLPIEKYGLLYACAQKNAGPAGVSVVIMRKDLLDKADPN
IPGYLHFKNHHDNDSEWNTPPTFAIYVLGKVARWLRDDMGGLEKMESINHEKSQQLYSVI
DSSNGFYRGHAQTDCRSLMNVTFNLPSDELTAKFIAEAAEHKLAALKGHRSVGGIRASIY
NAMPREGVNALASFMNNFASKNS
>CAD84244 2_6_1_52. [Nitrosomonas europaea ] Bacteria Phosphoserine aminotransferase 
MRKIYNFSAGPAVLPEEVLEQAREEMLDWHGSGMSVMEMSHRGKEFMSIADETESALREL
AGIPDHYKVLFLQGGASSQFAMVPMNLLGKKGKADYVNTGQWSAKAISEAKNYGSVQIAA
SSESDGFNSVPPLAQWHISPDAAYVHYASNETIGGVEFQWTPDLSAVAGDNKNIPLVADM
SSNFLSRPFDVSKFGLIYAGAQKNVGPAGLVVVIVREDLLDIPPLAGTPAMFRYKTHADN
ASMYNTPPTYAIYIMGLVMEWLKKQGGLTAIEQRNIAKAKLIYDLIDVSSFYHCPVNQAD
RSRMNVPFTLSDPGLDDAFLKQAQAHGLIQLKGHRSVGGMRASIYNAMPLEGVQTLVTFM
REFEKNHA
>CAE29750 2_6_1_52. [Rhodopseudomonas palustris ] Bacteria Phosphoserine aminotransferase 
MTVAKPASRPNAPQFSSGPCAKRPGWTPENLKDAPLGRSHRAKVGKAKLKLAIDLTRDVL
EVPADYKIGIVPASDTGAVEMALWSLLGPRPVTTLAWESFGDGWVGDITKELKLPNVTKL
KAGYGEIPDLSKVDCNTDVVFTWNGTTSGVRVPNADWIKADREGLTICDATSAAFAQPLD
WAKLDVVTFSWQKALGGEAAHGMLILSPRAVARLESYTPTWPMPKIFRLTKGGKLMEGIF
QGETINTPSMLCVEDYIDALQWAKSVGGLKGLIARADANTKVLTDWQAKTPWVDFLAKDP
AIRSNTSVCLKVVDPAITALSPEAQADFAKKLVAAVEKEGAGFDLGAYRDAPPGLRIWCG
ATVEAADVAALTQWLDWAFETTKASLTQAA
>EAA50300 2_6_1_52. [Magnaporthe grisea ] Fungi hypothetical protein
MPTRADITYFGAGPAALPTDVLEKAAQALLDYNGTGLGIAEHSHRSEHATTIINEAKADL
LAYLDVPEAADYDVLFMQGGGSGEFAATVYNLVGAWVARQVKAAGLEGEKDDAKVAEALR
PKLQYLKLDYIVTGGWSLKAYQEAQRLVGPEHVNLVADSRPANGGKFGTIPPESEWKLSK
DAAMVYYCDNETVDGVEFPKFPDILATSGGEGPLVVADMSSNILSRRIPVKNYGVLFFGA
QKNLGSTGVTVAVVKKSLLPPTTPQPSATLLRKLGLPVGPIILSYETIAKNNSLYNTLSI
FDVYIAGLVLKKLLATYPADKVDGQQAVADKKAKLIYAALDAHPEVFRVVPAKSARSRMN
ICFRVTKGGEANTDAAEKEFLKQATALNLTGLKGHRSVGGIRASNYNSIPLEGAEKLARF
IEDFAKA
>NP_001040269 2_6_1_52. [Bombyx mori] Metazoa phosphoserine aminotransferase 1
MSKVFNFGAGPAKLPEEVYEIIKNELTNFENSGISLLETSHRSSTYMKLNVEIQDVVRNL
LDVPDNYKVLFLAGGGLGQFAAVPLNLISRTGTADYVVTGAWSAKAAKEAKKYGKVNLVL
PPTDKYEDIPDQTKWNLDPNASYVHICTNETIHGVEFDFIPDTKGVPLIADMSSNIMSKK
VDVSKFGVIYAGAQKNIGTSGVALVIVREDLLNQALPTCPSLLDWTANYKQNSILNTPPM
FAIYIMGRVLQWIQRNGGLEGMSQLATKKASLIYNTIEQSNGFYYAPVAKNVRSKMNVPF
RIGCPGDDALEKEFLKGAETLGLIQLKGHRDVGGIRASIYNAVTLEEVQALVQYMEEFYK
KHSK
>NP_104887 2_6_1_52. [Mesorhizobium loti] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MTTHTKPGLRPANPNFSSGPCAKRPGWSVEALKNAALGRSHRAKIGKTKLEQAIELTREI
LQVPADHRIGIVPASDTGAVEMALWSLLGERGVDMVAWESFGSGWVTDVVKQLKLPDVRK
LEAGYGELPDLAKIDFDRDVVFTWNGTTSGVRVPNGDFIPADRKGLTICDATSAAFAQRL
DFEKLDVVTFSWQKVLGGEGAHGMLILSPRAVARLESYKPAWPLPKIFRLTSGGKLIEGI
FKGETINTPSMLCVEDYLDALHWAKSIGGLDVLVARADANAAVLDGFVDKSSWLGHLAVQ
PATRSNTSVCLSFTDPDVAALDADGQATFAKGLVSALDKEGVAYDIGSYRDAPPGLRIWC
GATVETSDLETLLPWLDWAFAAQKASLKAAA
>NP_634935 2_6_1_52. [Methanosarcina mazei Goe1] Archaea Phosphoserine aminotransferase [Methanosarcina mazei Goe1]
MKPTRVPKNPCFSSGPCAKHPGYSIEDLNDAPFGRSHRSKPGKEKLAEAIKRTRDMLGLP
SDYLVGIVPASDTGAFEMCLWSMLGCRGVDVLVWESFSKEWATDITKQLKLKDTRVFEAE
YGKLPDLENVDFKNDVVFVWNGTTSGVKVPNGDWIPDSREGLTLCDATSAVFAMDIPYHK
LDVLTFSWQKVLGGEGAHGMLILSPRAVQRLESYTPAWPLPKIFRLTKGGKLNKEIFEGS
TINTPSMLANEDWLATLKWAESVGGLKQLIQRTNENLAVFEAFVAKNNWIHFLAETKEIR
SSTSVCFKVDLSEEKLKELIKMLENEKVAYDIGSYRDAPSGLRIWCGATIEKEDLECLCE
WIEWAYDLVK
>NP_696810 2_6_1_52. [Bifidobacterium longum] Bacteria probable phosphoserine aminotransferase
MTITLSIPESLKPEDGRFGSGPSKIRPEQIAALDAGATTLLGTSHRQAPVKQLVASIREG
LREFFHLPEGYEVALGNGGASAFWEIACASLITRRAAFGTYGSFSAKFAASAANAPFLED
PVLFPGEPGTYRLPELTEGVDTYCWAHNETSTGVAAPIRRVAGSREAGALTVIDGTSAAG
ALPVDISQTDVYYFSPQKAFGADGGLWVAILSPEAIDRAAGVESSAHLEGAHRWVPPFLS
LTTALNNSRKDQTLNTPAVATLIMMENQIRWLNNNGGLAWATTRCAKSASILYSWAERSE
YAAPFVVDADARSNAVVTIDLDERVQASQVLSILRENGIVDAAGYRKLGRNQLRVGVFPS
VEPADVMAFTKCVDYVVEHL
>SERC_ARATH 2_6_1_52. [Arabidopsis thaliana] Viridiplantae Phosphoserine aminotransferase, chloroplast precursor (EC 2.6.1.52)
MAATTNSFLVGSNNTQIPALKPKSSSQSFLHLSKPNTVNFVSKTKPVAVRCVASTTQVQD
GVRSGSVGSQERVFNFAAGPATLPENVLLKAQADLYNWRGSGMSVMEMSHRGKEFLSIIQ
KAESDLRQLLEIPQEYSVLFLQGGATTQFAALPLNLCKSDDTVDFVVTGSWGDKAVKEAK
KYCKTNVIWSGKSEKYTKVPSFEELEQTPDAKYLHICANETIHGVEFKDYPVPKNGFLVA
DMSSNFCSKPVDVSKFGVIYGGAQKNVGPSGVTIVIIRKDLIGNAQDITPVMLDYKIHDE
NSSLYNTPPCFGIYMCGLVFEDLLEQGGLKEVEKKNQRKADLLYNAIEESNGFFRCPVEK
SVRSLMNVPFTLEKSELEAEFIKEAAKEKMVQLKGHRSVGGMRASIYNAMPLAGVEKLVA
FMKDFQAKHA
>SERC_BACCI 2_6_1_52. [Bacillus circulans] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MSKRAYNFNAGPAALPLEVLERAQAEFVDYQHTGMSIMEMSHRGAVYEAVHNEAQARMLA
LMGNPTGYKVLFIQGGASTQFAMIPMNFLKEGQTANYVMTGSWASKALKEAKLIGDTHVA
ASSEASNYMTMPKLQEIQLQDNAAYLHLTSNETIEGAQFKAFPDTGSVPLIGDMSSDIMS
RPFDLNQFGLVYAGAQKNLGPSGVTVVIVREDLVAESPKHLPTMLRYDTYVKNNSMYNTP
PSFGIYMVNEVLKWIEERGGLEGVQQANRKKASLIYDAIDQSGGFYRGCVDVDSRSDMNI
TFRLASEELEKEFVKASEQEGFVGLKGHRSVGGLRASIYNAVPYESCEALVQFMEHFKRS
RG
>SERC_BACCR 2_6_1_52. [Bacillus cereus] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT) 
MERVYNFSAGPSILPLPVLEKVQKELLNYNGTGMSIMEMSHRSSYFQSIIEEASNLLREL
MSIPDEYEVLFLQGGASLQFSMIPLNLMNTYKKAGYVLTGSWSKKALQEAEKVGEVQVIA
SSEQEKFTTIPKLDGLLSDEKLDYVHITTNNTIEGTKYVDIPHVEKVPLVADMSSNILSE
RYDVSKFGLIYAGAQKNLGPAGLTIAIIKRDLIGEADRSCPTMLNYETYSKNNSLYNTPP
SFSIYVTKLVLEWLKEQGGVSAIEEQNRMKSSLLYNFLDESKLFTSPVDPTYRSLMNIPF
TTPSEELNSEFLQKAKERGLVTLKGHRSVGGMRASIYNAMPVQGVQQLVNYMKEFELENR

>SERC_BACSU 2_6_1_52. [Bacillus subtilis] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT) (Vegetative
MERTTNFNAGPAALPLEVLQKAQKEFIDFNESGMSVMELSHRSKEYEAVHQKAKSLLIEL
MGIPEDYDILFLQGGASLQFSMLPMNFLTPEKTAHFVMTGAWSEKALAETKLFGNTSITA
TSETDNYSYIPEVDLTDVKDGAYLHITSNNTIFGTQWQEFPNSPIPLVADMSSDILSRKI
DVSKFDVIYGGAQKNLGPSGVTVVIMKKSWLQNENANVPKILKYSTHVKADSLYNTPPTF
AIYMLSLVLEWLKENGGVEAVEQRNEQKAQVLYSCIDESNGFYKGHARKDSRSRMNVTFT
LRDDELTKTFVQKAKDAKMIGLGGHRSVGGCRASIYNAVSLEDCEKLAAFMKKFQQENE
>SERC_CAEEL 2_6_1_52. [Caenorhabditis elegans] Metazoa Probable phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MAAPGRKINFAAGPAKLPEEVLLKMQEEQLNFNNLGVSVIEMSHRSKEFGALLNETISLI
RELMNVPDNFEILFMQGGGTGQFAAIPLNLKGDHEHADYIVTGAWSSKAADEAGKYINVK
KVFQPSKPYVTVPDQENWVHDEKAAYLYYCANETVHGIEFTPTAPESHNVPLVADVSSNF
MARPFDFKDHGVVFGGAQKNLGAAGLTIVIVRKDLIGKQQAITPSVFSYKEMIANNSLYN
TPPTGGIYTTNLVLKWIKSKGGLQAIYELNLQKSGMIYDIIDNSNGFYHCAVDKRYRSIM
NVCFRIGGPSGNDELEEKFLKGSIERNMISLKGHRSVGGIRASLYNAISVEETQVLATWM
NEFQKLHNTN
>SERC_CHRVO 2_6_1_52. [Chromobacterium violaceum] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MAKVYNFSAGPAVLPHQVLAEAQSELLDWHGSGMSVMEMSHRGKEFMEIIHDAEQDLRQL
MGIPAGYKVLFLQGGASLQFAMAPLNLLGDKDSIDIVNTGHWSKLAIKEAKRYAKVNVVA
SSEDRNFCYVPEEAAWQRDPNAAYLHYTSNETIGGLQFPYIPAEQHGVPLVCDMSSDFLS
REVDVSRFGMIYAGAQKNIGPSGLTVLLIREDLLGKARADIPTMLNYQVHADADSMYNTP
GTYPIYIAGLVFKWLKEQGGVKGIATRNEEKAGLLYHVIDSSGGFYSTHIEQPFRSKMNV
VFKLRDEALDEIFLLEARKNGLAQLKGHRAVGGMRASIYNAMPIEGVKSLVNFMQDFARQ
YG
>SERC_DROME 2_6_1_52. [Drosophila melanogaster] Metazoa Probable phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MVINFAAGPAKLPEEVLKEVQENLVNCNGSGISVMEMSHRSSNYAKIHDATISDLRELLN
VPSNYKILLMQGGGTGQFAAVALNLIGKTGTADYVITGSWSAKAAKEAAQYGTVNAVLPK
LAKYTTVPRQETWKLDPNASYVYYCDNETVEGVEFDFVPEVPAGVPLVADMSSNFLSRPF
DVSKFGVIYAGAQKNIGPAGTTVIIVRDDLIGKHLKITPSILNFEQMDKNNSLLNTPPTF
GIYVMGLVFKWIKRNGGVAGMAKLAAAKSKLIYDTINQSNGFYYCPVDVNVRSRMNVPFR
IGSASGDDALEKEFLSKAEAEGMIQLKGHRSVGGIRASLYNAVTLAETQQLANLMLAFYK
NNKNKLHNTN
>SERC_ECOLI 2_6_1_52. [Escherichia coli] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MAQIFNFSSGPAMLPAEVLKQAQQELRDWNGLGTSVMEVSHRGKEFIQVAEEAEKDFRDL
LNVPSNYKVLFCHGGGRGQFAAVPLNILGDKTTADYVDAGYWAASAIKEAKKYCTPNVFD
AKVTVDGLRAVKPMREWQLSDNAAYMHYCPNETIDGIAIDETPDFGADVVVAADFSSTIL
SRPIDVSRYGVIYAGAQKNIGPAGLTIVIVREDLLGKANIACPSILDYSILNDNGSMFNT
PPTFAWYLSGLVFKWLKANGGVAEMDKINQQKAELLYGVIDNSDFYRNDVAKANRSRMNV
PFQLADSALDKLFLEESFAAGLHALKGHRVVGGMRASIYNAMPLEGVKALTDFMVEFERR
HG
>SERC_HAEIN 2_6_1_52. [Haemophilus influenzae] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MSQVFNFSAGPAMIFPEVLQKAQNELINWLNQGVSVMEVSHRGKYFMELVTQAEKDLREV
YNIPDNYRTLFLQGGARGQFATIPMNLIGKKGKALYLNSGHWSATAAKEARNFAEIDEIT
IVENGEQTRITDLDFSHIADQYDYVHYCPNETISGVEIFDVPNVGNAVLVADMSSNILSR
QIDISKFGVIYAGAQKNLGPAGITLVIIRDDLIGNARKETPSIWNYATQRDADSMINTPP
TFAWYLCSLVFKHLKEIGGLEIIEKRNALKAQTLYDYIDSSKLYRNVVAKENRSTMNVTF
ITGNPELDAKFVAESTAAGLQALKGHKVLGGMRASIYNAMSQNGVEALISFMKKFETENL
PQ
>SERC_HUMAN 2_6_1_52. [Homo sapiens] Metazoa Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MDAPRQVVNFGPGPAKLPHSVLLEIQKELLDYKGVGISVLEMSHRSSDFAKIINNTENLV
RELLAVPDNYKVIFLQGGGCGQFSAVPLNLIGLKAGRCADYVVTGAWSAKAAEEAKKFGT
INIVHPKLGSYTKIPDPSTWNLNPDASYVYYCANETVHGVEFDFIPDVKGAVLVCDMSSN
FLSKPVDVSKFGVIFAGAQKNVGSAGVTVVIVRDDLLGFALRECPSVLEYKVQAGNSSLY
NTPPCFSIYVMGLVLEWIKNNGGAAAMEKLSSIKSQTIYEIIDNSQGFYVCPVEPQNRSK
MNIPFRIGNAKGDDALEKRFLDKALELNMLSLKGHRSVGGIRASLYNAVTIEDVQKLAAF
MKKFLEMHQL
>SERC_LACLA 2_6_1_52. [Lactococcus lactis (subsp. lactis)] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MIYNFGAGPSVLPKEVLKKVQEELLDFEKSGMSVMEISHRSKAFQKVIDEAENDLRDLMS
IPQNYKILFLQGGASSQFSMVPMNLAIGKKAYYNISGAFGEKAYDEAVKLSHFLDLMAIS
LGSTKKDNYNHLLKIDKSKIDEKNGAYLHLTTNNTIEGTSIFPENLPEFASLPLVADMSS
NILAVDYDVSKFGLIYAGAQKNLGIAGLTIVIIREDLLNEAESLSSMMDYQILVENGSMY
NTPPTFAIYVAGLVFKWVKAQGGVKKLEEMNQRKAQLLYDLIDQSDFYQNPIKNKDERSI
CNVVFTSPSQELDELFTQKAEEKGFKSLKGHRSVGGMRASIYNAFPLEGVVELVKFMKEF
EEGYK
>SERC_METBA 2_6_1_52. [Methanosarcina barkeri] Archaea Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MKPTRVPNNPCFSSGPCAKHPGYSIEELKDTPFGRSHRSNLGKEKLAEAIKKTRDMLGLP
DDYLVGIVPASDTGAFEMCLWSMLGCRGVDVLVWESFSKGWATDITKQLKLKDVRVFEAE
YGKLPDLKKVDFKNDVVFVWNGTTSGVKVPNGDWIPENREGLTLCDATSAIFAMDIPYHK
LDVITFSWQKVLGGEGAHGMLILSPRAVQRLESYTPAWPLPKIFRLTKGGKLNKKIFEGS
TINTPSMLANEDWLATLKWAESVGGLKPLIQRTNDNLAVFEAFVAKNNWIHFLAETKEIR
SSTSVCFKVDLSDEKLKELIKTLEKEKVAYDIGSYRDAPSGLRIWCGATVEKEDLQCLCE
WIEWAYNLVK
>SERC_MYCTU 2_6_1_52. [Mycobacterium tuberculosis] Bacteria Putative phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MADQLTPHLEIPTAIKPRDGRFGSGPSKVRLEQLQTLTTTAAALFGTSHRQAPVKNLVGR
VRSGLAELFSLPDGYEVILGNGGATAFWDAAAFGLIDKRSLHLTYGEFSAKFASAVSKNP
FVGEPIIITSDPGSAPEPQTDPSVDVIAWAHNETSTGVAVAVRRPEGSDDALVVIDATSG
AGGLPVDIAETDAYYFAPQKNFASDGGLWLAIMSPAALSRIEAIAATGRWVPDFLSLPIA
VENSLKNQTYNTPAIATLALLAEQIDWLVGNGGLDWAVKRTADSSQRLYSWAQERPYTTP
FVTDPGLRSQVVGTIDFVDDVDAGTVAKILRANGIVDTEPYRKLGRNQLRVAMFPAVEPD
DVSALTECVDWVVERL
>SERC_NEIMA 2_6_1_52. [Neisseria meningitidis] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT) 
MSLYPIYNFSAGPAVLPEAVLETARQEMLDYNGTGFPVMAMSHRSEMFLSILHHAEQDLR
QLLKVPDNYKILFLQGGATTQFNMAAMNLAHGFRTADAVVTGNWSRIAYEQMSRLTDTEI
RLAAHGGEQFDYLDLPPVETWDVAPDSAFVHFAVNETVNGLQYREVPRLSEGMPPLVCDM
SSEILSREFDVADYGLIYAGAQKNIGPAGVTVVIVREDLLERCPNDIPDVFNYRSHINRD
GMYNTPSTYAIYMSGLVFRWLQAQGGVKKIEAVNRLKAQTLYETIDGSGGFYINRIRPNA
RSKMNVVFQTGDEELDRRFVLEAELQGLCLLKGYKTVGGMRASIYNAMPLEGVRALADFM
RDFQRRYG
>SERC_PASMU 2_6_1_52. [Pasteurella multocida] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MSKVFNFSAGPAMMPEAVLAQAQAELLNWQEQQTSVMEVSHRGKLFMALASQSELDLRQL
YQIPDNYRILFLQGGARGQFAAIPMNLLKEKGKALYLTSGHWSATAAKEARLFGDIDEVN
ILEEGNELKIGQLDFSHIADQYDYVHYCPNETISGVEIFDLPKVGNAVLVADMSSNILSR
KIDISQFGLIYAGAQKNLGPAGITLVIVREDLIGHARQTTPTIWNYEIQSKADSMINTPP
TFAWYLCALVFKHLLSLGGIEEIEKRNQAKAQLLYDYLESTPFYRNPVAKVNRSRMNVTF
TTDNDELNAKFVAEATAAGLHALKGHKVLGGMRASIYNAMPMEGVQALIAFMKQFEAENR

>SERC_PSEST 2_6_1_52. [Pseudomonas stutzeri] Bacteria Phosphoserine aminotransferase 
MSKRAFNFCAGPAALPEAVLQRAQAELLDWQGRGLSVMEMSHRSDAYVAIAEKAEQDLRD
LMAIPSDYKVLFLQGGASQQFAEIPLNLLPEGGVADYVDTGIWSRKSIEEARRFGNVNLA
ASAKPYDYFAISGQNDWQLSDNAAYLHYASNETIGGLQFDWVPELGDTPLVVDMSSDILS
RAIDVSKFGLIYAGAQKNIGPSGLVVVIVRDDLLGKARSSCPTMLDYKIAADNGSMYNTP
ATFSWYLSGLVFEWLKEQGGVEVMEQRNRAKKELLYGFIDASEFYTNPIAENARSWMNVP
FRLADERLDKAFLAGADARGLLNLKGHRSVGGMRASIYNAVGLDAVEALVAYMAEFEKEH
G
>SERC_RABIT 2_6_1_52. [Oryctolagus cuniculus] Metazoa Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT) (Endometrial
MDSPRQIVNFGPGPAKLPHSVLLEIQKELLDYKGLGISVLEMSHRSSDFAKIVNNTENLV
RELLAVPDNYKVIFLQGGGCGQFSAVPLNLIGLKPGRCADYVVTGAWSAKAAEEAKKFGT
VNIVHPKLGSYTKIPDPSTWNLNPDASYVYYCANETVHGVEFDFVPDVKGAILVCDMSSN
FLSRPVDVSKFGVIFAGAQKNVGAAGVTVVIVRDDLLGFALRECPSVLEYKVQATSSSLY
NTPPCFSIYVMGLVLEWIKNNGGAAAMKKLSTIKSQMIYEIIDNSQGFYVCPVEPRNRSM
MNIPFRIGNAKGDEALEKRFLDKALELHMISLKGHRSVGGVRVSLYNAVTIEDVQKLASF
MKNFLEMHQL
>SERC_SALTY 2_6_1_52. [Salmonella typhimurium] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MAQVFNFSSGPAMLPAEVLKLAQQELCDWHGLGTSVMEISHRGKEFIQVAEEAEQDFRDL
LNIPSNYKVLFCHGGGRGQFAGVPLNLLGDKTTADYVDAGYWAASAIKEAKKYCAPQIID
AKITVDGKRAVKPMREWQLSDNAAYLHYCPNETIDGIAIDETPDFGPEVVVTADFSSTIL
SAPLDVSRYGVIYAGAQKNIGPAGLTLVIVREDLLGKAHESCPSILDYTVLNDNDSMFNT
PPTFAWYLSGLVFKWLKAQGGVAAMHKINQQKAELLYGVIDNSDFYRNDVAQANRSRMNV
PFQLADNTLDKVFLEESFAAGLHALKGHRVVGGMRASIYNAMPIEGVKALTDFMIDFERR
HG
>SERC_SCHPO 2_6_1_52. [Schizosaccharomyces pombe] Fungi Putative phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MSSREEVVNFAAGPAAMITSVVEEFGKDFVNFQGLGMGVAEISHRSKQGSGIVTSAESNF
RKLYNIPENFHILFMQGGGTEQFAACLYNVYAHHALKNGNAKSLVANYIITGAWSKKAYA
EAERLGFPCHVAVDMKELAGKYGSLPEDKDLKFTPDGETSLVYYCDNETVHGVEFNEPPT
NIPKGAIRVCDVSSNFISRKIDFTKHDIIFAGAQKNAGPAGITVVFVRDSVLARPTPAEL
HKLNIPVSPTVSDYKIMADNHSLYNTLPVATLHAINLGLEYMLEHGGLVALEASSIEKSK
LLYDTLDKHDLYISVVEPAARSRMNVTFRIEPQELESEFLAEAEKHHLVQLKGYRSVGGI
RASLYNAISVEQTRRLIDLLESFAKAHSN
>SERC_SPIOL 2_6_1_52. [Spinacia oleracea] Viridiplantae Phosphoserine aminotransferase, chloroplast precursor (EC 2.6.1.52)
MAMAATSSTQTNLFLKAPFNPQQNCQQTHFLPLNFKIRNPISRITCSATPTATAVSTTTK
IDQRSEERVFNFAAGPAVLPENVLQKAQSELLNWRGSGMSVMEMSHRGKEFTSIIDKAEA
DLRTLLNIPSDYTVLFLQGGASTQFSAIPLNLCTPDSAVDYIVTGSWGDKAAKEAAKYAA
VSSIWSGKSDNYVRIPNFDGSEFVQNSQARYLHICANETIYGVEFKKYPVPANPDGFLVA
DMSSNFCSKPVDVTKFGLIYAGAQKNVGPSGVTIVIVRNDLIGNAQKMTPVMLDYKIHAD
NKSLYNTPPCYGIYMCGLVFEDLLNQGGLVEVEKKNKAKAQVLYDAIDESNGFYKCPVEK
SVRSLMNVPFTLEKSELEGDFIKEAAKEKMVALKGHRSVGGMRASIYNAMPLAGVEKLVA
FMKEFQAKHA
>SERC_VIBVU 2_6_1_52. [Vibrio vulnificus] Bacteria Phosphoserine aminotransferase
MEQNTDNVFNFSAGPAALPKPVMQQAQQELLNWQGLGTSVMEISHRSKEFIAVAEQSEQD
LRDLLNIPDNYKVLFCQGGARAQFAAVPLNLLGDATTATYIDAGYWAESAVEEAKKYCQP
DVFVAKAEKEGKQAVLPASEWQIHPDAAYVHFCPNETIDGIEINDLPVTDKPIVADMSST
ILSREIDVSKYGVIYAGAQKNIGPSGIAIAIVRDDLLGLAKEVLPSILNYKVLAEQDSMF
NTPPTFAWYLSGLVFKWLKAQGGVKAIEQVNREKAAILYNYIDESDFYINNVHPDNRSLM
NVPFQMVKPELDAKFLKEAEALGLKSLKGHRVVGGMRASIYNAMPIEGVKALVDFMRQFE
QENA
>SERC_XENNE 2_6_1_52. [Xenorhabdus nematophila] Bacteria Phosphoserine aminotransferase
MNQVYNFSAGPAMLPAEVLRRAEQELCNWHGLGTSVMEISHRSKEFIAVAAEAEKDLRDL
LAIPENYNVLFCHGGARGQFSALPQNLLGDKSTADYIVSGYWSECAAKEAEKYCTPNIID
IRSNTDGITSVKPMNEWALSSDAAYVHYCPNETIEGTAIFEEPDFGDDKIVIADYSSTIL
SAPIDVSRYGVIYAGAQKNIGPAGITVVIIREDLLGKAHKHIPSILDYTVQVKADSMYNT
PPTFAWYLSGMVFKWLKEQGGLQEISKRNLAKAELLYRAIDNSNLYINRVALQNRSIMNV
PFQLVNPALDGKFLEEAYAHGLHALKGHKVAGGARASIYNAMSYEGVKALVEFMADFERR
NG
>SERC_YEAST 2_6_1_52. [Saccharomyces cerevisiae] Fungi Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MSLEREEPQHFGAGPAQMPTPVLQQAAKDLINFNDIGLGIGEISHRSKDATKVIEDSKKH
LIELLNIPDTHEVFYLQGGGTTGFSSVATNLAAAYVGKHGKIAPAGYLVTGSWSQKSFEE
AKRLHVPAEVIFNAKDYNNGKFGKIPDESLWEDKIKGKAFSYVYLCENETVHGVEWPELP
KCLVNDPNIEIVADLSSDILSRKIDVSQYGVIMAGAQKNIGLAGLTLYIIKKSILKNISG
ASDETLHELGVPITPIAFDYPTVVKNNSAYNTIPIFTLHVMDLVFQHILKKGGVEAQQAE
NEEKAKILYEALDANSDFYNVPVDPKCRSKMNVVFTLKKDGLDDQFLKEAAARHLTGLKG
HRSVGGFRASIYNALSVKAVQNLVDFIKEFAEKNA
>SERC_YEREN 2_6_1_52. [Yersinia enterocolitica] Bacteria Phosphoserine aminotransferase (EC 2.6.1.52) (PSAT).
MTQVYNFSAGPAMLPVEVLRRAEQELRNWHGLGTSVMEISHRSKEFMQVAEEAEKDLRDL
MQIPANYKVLFCHGGRRAQFAAVPLNLLGDSRSADYIDGGYWAHSAVKEAQKYCTPNVID
VTTHDNGVTGIAPMKQWKLSDNAAYVHYCPNETIDGLAINEEPDFGNKVVVADYSSSILS
RPIDVSRYGVIYAGAQKNIGPAGLTVVIVREDLLGKARTELPSILDYKVLAENDSMFNTP
PTFAWYLSGLVFKWLKEQGGLGEMGKRNQAKAELLYGAIDRTDFYRNQVATANRSWMNVP
FQMIDPSLDKLFLSEAEAQGLQALKGHRVAGGMRASIYNAMPIEGVKALTDFMAEFERRH
G
>XP_001327551 2_6_1_52. [Trichomonas vaginalis] Other_Eukarya phosphoserine aminotransferase
MSAQRAYNFSAGPAAVPLECLERAAAEMTNWRNSGMSVIEVSHRGKHWMEEQKEATERLR
TLLQVPENFNILFVAGGASLQFSAIPFNFIGEHKAVDYLCTGTWSKKAFDECKRLAFPGV
TVNSVAGNPPANPVEVPARDTWKLSEDAAYFYYCDNETIQGIEFQQFPDVPAPLIIDMSS
NFLSRPITQWEKVGCIFACAQKNFGLAGMSVVIIRKDMLERPVKPFCPITMDYRIQVKNN
CMYNTPPTFAIYFANHIFKWIEEKGGLAAMDALNKEKAKKVYEAIDSNPNFVNRIKPEWR
SRMNMPFFRPDGYENKDLDADAKFVNFCTQRKLLTLKGHVSVGGFRASCYNACPMEAVDA
LVQAMKEWPGF
>ZP_00093940 2_6_1_52. [Novosphingobium aromaticivorans] Bacteria hypothetical protein [Novosphingobium aromaticivorans]
MGRVERALRKHRLTYPAAPLERPAGHAVPTPRVLSARRDYMSATIPARKPARPFFSSGPC
AKPPGYSPEKLATESLGRSHRAKIGKTRLQYCIDLMREVLQLPDTHRIGIVPGSDTGAFE
MAMWTMLGARPVTTLAWESFGEGWVTDAAKQLKLDPTVLRADYGQIPDLNAIDWSNDVLF
TWNGTTSGVRVPNADFIPADREGLAFADATSAVFAYDIDWSKIDVATFSWQKVLGGEGGH
GVLILGPRAVERLETYTPAWPLPKVFRLVSKGKLAEGVFKGETINTPSMLAVEDAIFALE
WAKGLGGLEGLQARSDANAAALNKIVEERSWLSHLAADEATRSKTSVCLSVEGADADFIK
KFAGLLEKQGAAYDIAGYRDAPAGLRIWCGATVNAEDIADLGPWLDWAYETTRAELAAA
>ZP_00151949 2_6_1_52. [Dechloromonas aromatica RCB] Bacteria hypothetical protein
MSRIWNFSAGPAALPEEVLRQAQEELLDWHGAGCSVMEMSHRGKEFMSILEQAEADLREL
MGIPEQYKVLFLQGGATQQFAQIPMNLLAGRSADYIVTGSWSKKAFKEAQRFGNVRCAAT
TESSGFTRLPAADEIRLDPFAAYLHVCTNETIHGVEIPAERIADTGVPLVADMSSHILSR
PVNVEKFGLIYAGAQKNIGPSGLTLVIVHRDLLGMAPLTIPTVMDYAVMAENGSMLNTPP
TYGIYIAGLVFQWLKRQGGLPGIAAVNAEKARILYAAIDDSEGFYTNPVDPDCRSAMNVP
FVLANPELDAAFLAESKAAGLVSLKGHKSVGGMRASIYNAVSLAGVQSLVDFMNDFAQRK
A