OAT_BACCR
ID OAT_BACCR Reviewed; 396 AA.
AC Q81GP2;
DT 16-JAN-2004, integrated into UniProtKB/Swiss-Prot.
DT 01-JUN-2003, sequence version 1.
DT 25-MAY-2022, entry version 111.
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=BC_1149;
OS Bacillus cereus (strain ATCC 14579 / DSM 31 / CCUG 7414 / JCM 2152 / NBRC
OS 15305 / NCIMB 9373 / NCTC 2599 / NRRL B-3711).
OC Bacteria; Firmicutes; Bacilli; Bacillales; Bacillaceae; Bacillus;
OC Bacillus cereus group.
OX NCBI_TaxID=226900;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 14579 / DSM 31 / CCUG 7414 / JCM 2152 / NBRC 15305 / NCIMB 9373
RC / NCTC 2599 / NRRL B-3711;
RX PubMed=12721630; DOI=10.1038/nature01582;
RA Ivanova N., Sorokin A., Anderson I., Galleron N., Candelon B., Kapatral V.,
RA Bhattacharyya A., Reznik G., Mikhailova N., Lapidus A., Chu L., Mazur M.,
RA Goltsman E., Larsen N., D'Souza M., Walunas T., Grechkin Y., Pusch G.,
RA Haselkorn R., Fonstein M., Ehrlich S.D., Overbeek R., Kyrpides N.C.;
RT "Genome sequence of Bacillus cereus and comparative analysis with Bacillus
RT anthracis.";
RL Nature 423:87-91(2003).
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; AE016877; AAP08136.1; -; Genomic_DNA.
DR RefSeq; NP_830935.1; NC_004722.1.
DR RefSeq; WP_000616659.1; NC_004722.1.
DR AlphaFoldDB; Q81GP2; -.
DR SMR; Q81GP2; -.
DR STRING; 226900.BC_1149; -.
DR MetOSite; Q81GP2; -.
DR EnsemblBacteria; AAP08136; AAP08136; BC_1149.
DR KEGG; bce:BC1149; -.
DR PATRIC; fig|226900.8.peg.1113; -.
DR HOGENOM; CLU_016922_10_3_9; -.
DR OMA; DVFPRFA; -.
DR UniPathway; UPA00098; UER00358.
DR Proteomes; UP000001417; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0042802; F:identical protein binding; IBA:GO_Central.
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; IBA:GO_Central.
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; Reference proteome; Transferase.
FT CHAIN 1..396
FT /note="Ornithine aminotransferase"
FT /id="PRO_0000120501"
FT MOD_RES 255
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01689"
SQ SEQUENCE 396 AA; 43410 MW; 5BB24FB596C085D5 CRC64;
MIQTKDIIEL TDTYGANNYH PLPIVISKAE GVWVEDPEGN RYMDLLSAYS AVNQGHRHPK
IINALIDQAN RVTLTSRAFH SDQLGPWYEK VAKLTNKEMV LPMNTGAEAV ETAIKTVRRW
AYDVKKVEAN RAEIIVCEDN FHGRTMGSVS MSSNEEYKRG FGPMLPGIVV IPYGDLEALK
AAITPNTAAF ILEPIQGEAG INIPPAGYLK EAFEVCKKEN VLFVADEIQT GLSRTGKVFA
CDWDNVTPDM YILGKALGGG VFPISCVAAN RDILGVFEPG SHGSTFGGNP LACAVSIAAL
EVLEEEKLTE RSLQLGEKLV GQLKEIDNPM ITEVRGKGLF IGIELNEPAR PYCEQLKAAG
LLCKETHENV IRIAPPLVIS EEDLEWAFQK IKAVLS
