OAT_BACAA
ID OAT_BACAA Reviewed; 396 AA.
AC C3P3K3;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 16-JUN-2009, sequence version 1.
DT 25-MAY-2022, entry version 70.
DE RecName: Full=Ornithine aminotransferase {ECO:0000255|HAMAP-Rule:MF_01689};
DE Short=OAT {ECO:0000255|HAMAP-Rule:MF_01689};
DE EC=2.6.1.13 {ECO:0000255|HAMAP-Rule:MF_01689};
DE AltName: Full=Ornithine--oxo-acid aminotransferase {ECO:0000255|HAMAP-Rule:MF_01689};
GN Name=rocD {ECO:0000255|HAMAP-Rule:MF_01689}; OrderedLocusNames=BAA_1236;
OS Bacillus anthracis (strain A0248).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC Bacillus cereus group.
OX NCBI_TaxID=592021;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=A0248;
RA Dodson R.J., Munk A.C., Bruce D., Detter C., Tapia R., Sutton G., Sims D.,
RA Brettin T.;
RT "Genome sequence of Bacillus anthracis A0248.";
RL Submitted (APR-2009) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the interconversion of ornithine to glutamate
CC semialdehyde. {ECO:0000255|HAMAP-Rule:MF_01689}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-oxocarboxylate + L-ornithine = an L-alpha-amino acid + L-
CC glutamate 5-semialdehyde; Xref=Rhea:RHEA:13877, ChEBI:CHEBI:35179,
CC ChEBI:CHEBI:46911, ChEBI:CHEBI:58066, ChEBI:CHEBI:59869; EC=2.6.1.13;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01689};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01689};
CC -!- PATHWAY: Amino-acid biosynthesis; L-proline biosynthesis; L-glutamate
CC 5-semialdehyde from L-ornithine: step 1/1. {ECO:0000255|HAMAP-
CC Rule:MF_01689}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01689}.
CC -!- SIMILARITY: Belongs to the class-III pyridoxal-phosphate-dependent
CC aminotransferase family. OAT subfamily. {ECO:0000255|HAMAP-
CC Rule:MF_01689}.
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DR EMBL; CP001598; ACQ49181.1; -; Genomic_DNA.
DR RefSeq; WP_000616649.1; NC_012659.1.
DR AlphaFoldDB; C3P3K3; -.
DR SMR; C3P3K3; -.
DR GeneID; 45021168; -.
DR KEGG; bai:BAA_1236; -.
DR HOGENOM; CLU_016922_10_3_9; -.
DR OMA; DVFPRFA; -.
DR UniPathway; UPA00098; UER00358.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0050155; F:ornithine(lysine) transaminase activity; IEA:UniProtKB-EC.
DR GO; GO:0004587; F:ornithine-oxo-acid transaminase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0055129; P:L-proline biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd00610; OAT_like; 1.
DR Gene3D; 3.40.640.10; -; 1.
DR Gene3D; 3.90.1150.10; -; 1.
DR HAMAP; MF_01689; Ornith_aminotrans_3; 1.
DR InterPro; IPR005814; Aminotrans_3.
DR InterPro; IPR010164; Orn_aminotrans.
DR InterPro; IPR034757; Ornith_aminotrans_bact.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR PANTHER; PTHR11986:SF18; PTHR11986:SF18; 1.
DR Pfam; PF00202; Aminotran_3; 1.
DR PIRSF; PIRSF000521; Transaminase_4ab_Lys_Orn; 1.
DR SUPFAM; SSF53383; SSF53383; 1.
DR TIGRFAMs; TIGR01885; Orn_aminotrans; 1.
DR PROSITE; PS00600; AA_TRANSFER_CLASS_3; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis; Aminotransferase; Cytoplasm; Proline biosynthesis;
KW Pyridoxal phosphate; Transferase.
FT CHAIN 1..396
FT /note="Ornithine aminotransferase"
FT /id="PRO_1000187435"
FT MOD_RES 255
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01689"
SQ SEQUENCE 396 AA; 43272 MW; 852B997C0386FAA3 CRC64;
MIQTKDIIEL TDTYGANNYH PLPIVISKAE GVWVEDPEGN RYMDLLSAYS AVNQGHRHPK
IINALIDQAN RVTLTSRAFH SDQLGPWYEK VAKLTNKEMV LPMNTGAEAV ETAIKTARRW
AYDVKKVEAN RAEIIVCEDN FHGRTMGAVS MSSNEEYKRG FGPMLPGIIV IPYGDLEALK
AAITPNTAAF ILEPIQGEAG INIPPAGFLK EALEVCKKEN VLFVADEIQT GLGRTGKVFA
CDWDNVTPDM YILGKALGGG VFPISCAAAN RDILGVFEPG SHGSTFGGNP LACAVSIAAL
EVLEEEKLTE RSLQLGEKLV GQLKEIDNPM ITEVRGKGLF IGIELNEPAR PYCEQLKAAG
LLCKETHENV IRIAPPLVIS EEDLEWAFQK IKAVLS