ID   OAT_BREBN               Reviewed;         399 AA.
AC   C0ZBR4;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   26-MAY-2009, sequence version 1.
DT   03-AUG-2022, entry version 75.
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=BBR47_22460;
OS   Brevibacillus brevis (strain 47 / JCM 6285 / NBRC 100599).
OC   Bacteria; Firmicutes; Bacilli; Bacillales; Paenibacillaceae; Brevibacillus.
OX   NCBI_TaxID=358681;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=47 / JCM 6285 / NBRC 100599;
RA   Hosoyama A., Yamada R., Hongo Y., Terui Y., Ankai A., Masuyama W.,
RA   Sekiguchi M., Takeda T., Asano K., Ohji S., Ichikawa N., Narita S.,
RA   Aoki N., Miura H., Matsushita S., Sekigawa T., Yamagata H., Yoshikawa H.,
RA   Udaka S., Tanikawa S., Fujita N.;
RT   "Brevibacillus brevis strain 47, complete genome.";
RL   Submitted (MAR-2005) 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}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   EMBL; AP008955; BAH43223.1; -; Genomic_DNA.
DR   RefSeq; WP_012685950.1; NC_012491.1.
DR   AlphaFoldDB; C0ZBR4; -.
DR   SMR; C0ZBR4; -.
DR   STRING; 358681.BBR47_22460; -.
DR   EnsemblBacteria; BAH43223; BAH43223; BBR47_22460.
DR   KEGG; bbe:BBR47_22460; -.
DR   eggNOG; COG4992; Bacteria.
DR   HOGENOM; CLU_016922_10_3_9; -.
DR   OMA; DVFPRFA; -.
DR   OrthoDB; 572533at2; -.
DR   UniPathway; UPA00098; UER00358.
DR   Proteomes; UP000001877; Chromosome.
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; Reference proteome; Transferase.
FT   CHAIN           1..399
FT                   /note="Ornithine aminotransferase"
FT                   /id="PRO_1000187439"
FT   MOD_RES         255
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01689"
SQ   SEQUENCE   399 AA;  43935 MW;  9833AE4B53DBE6D1 CRC64;
     MSKTNVVIEQ TEKFGAHNYH PLPIVISKAE GVWVHDPEGN KYLDMLSAYS ALNQGHRHPR
     IIQALKDQAD KVTLTSRAFY NDQLGEFYEK LSAVTGKEMI LPMNTGAEAV ETALKAVRRW
     AYDVKKVPEN QAEIIVCEGN FHGRTVTVTS FSSAEEYRRG FGPFTPGFKI IPYGDIEALK
     QAITPNTAAF MLEPIQGEAG IIIPQEGFLK QAQEVCKANN VLLVSDEIQT GFGRTGKMFA
     SDWENVVPDM YIMGKALGGG VFPISAVAAD KEILSVFEPG SHGSTFGGNP LGCAVAVAAM
     DVLADEGLVQ RSLEMGAYFM EKLKEINNPI IKEIRGRGLF IGLELTTAAR PYCEKLKELG
     LLCKETHETT IRFAPPLVIS KEDLDWAIDR IKQVLHVTE