ID   HIS81_IDILO             Reviewed;         367 AA.
AC   Q5QZ49;
DT   10-JAN-2006, integrated into UniProtKB/Swiss-Prot.
DT   04-JAN-2005, sequence version 1.
DT   25-MAY-2022, entry version 102.
DE   RecName: Full=Histidinol-phosphate aminotransferase 1 {ECO:0000255|HAMAP-Rule:MF_01023};
DE            EC=2.6.1.9 {ECO:0000255|HAMAP-Rule:MF_01023};
DE   AltName: Full=Imidazole acetol-phosphate transaminase 1 {ECO:0000255|HAMAP-Rule:MF_01023};
GN   Name=hisC1 {ECO:0000255|HAMAP-Rule:MF_01023}; OrderedLocusNames=IL1358;
OS   Idiomarina loihiensis (strain ATCC BAA-735 / DSM 15497 / L2-TR).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC   Idiomarinaceae; Idiomarina.
OX   NCBI_TaxID=283942;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-735 / DSM 15497 / L2-TR;
RX   PubMed=15596722; DOI=10.1073/pnas.0407638102;
RA   Hou S., Saw J.H., Lee K.S., Freitas T.A., Belisle C., Kawarabayasi Y.,
RA   Donachie S.P., Pikina A., Galperin M.Y., Koonin E.V., Makarova K.S.,
RA   Omelchenko M.V., Sorokin A., Wolf Y.I., Li Q.X., Keum Y.S., Campbell S.,
RA   Denery J., Aizawa S., Shibata S., Malahoff A., Alam M.;
RT   "Genome sequence of the deep-sea gamma-proteobacterium Idiomarina
RT   loihiensis reveals amino acid fermentation as a source of carbon and
RT   energy.";
RL   Proc. Natl. Acad. Sci. U.S.A. 101:18036-18041(2004).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2-oxoglutarate + L-histidinol phosphate = 3-(imidazol-4-yl)-2-
CC         oxopropyl phosphate + L-glutamate; Xref=Rhea:RHEA:23744,
CC         ChEBI:CHEBI:16810, ChEBI:CHEBI:29985, ChEBI:CHEBI:57766,
CC         ChEBI:CHEBI:57980; EC=2.6.1.9; Evidence={ECO:0000255|HAMAP-
CC         Rule:MF_01023};
CC   -!- COFACTOR:
CC       Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01023};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 7/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01023}.
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01023}.
CC   -!- SIMILARITY: Belongs to the class-II pyridoxal-phosphate-dependent
CC       aminotransferase family. Histidinol-phosphate aminotransferase
CC       subfamily. {ECO:0000255|HAMAP-Rule:MF_01023}.
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DR   EMBL; AE017340; AAV82198.1; -; Genomic_DNA.
DR   RefSeq; WP_011234604.1; NC_006512.1.
DR   AlphaFoldDB; Q5QZ49; -.
DR   SMR; Q5QZ49; -.
DR   STRING; 283942.IL1358; -.
DR   EnsemblBacteria; AAV82198; AAV82198; IL1358.
DR   KEGG; ilo:IL1358; -.
DR   eggNOG; COG0079; Bacteria.
DR   HOGENOM; CLU_017584_3_3_6; -.
DR   OMA; NYHVAGF; -.
DR   OrthoDB; 1248286at2; -.
DR   UniPathway; UPA00031; UER00012.
DR   Proteomes; UP000001171; Chromosome.
DR   GO; GO:0004400; F:histidinol-phosphate transaminase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0030170; F:pyridoxal phosphate binding; IEA:InterPro.
DR   GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.40.640.10; -; 1.
DR   Gene3D; 3.90.1150.10; -; 1.
DR   HAMAP; MF_01023; HisC_aminotrans_2; 1.
DR   InterPro; IPR001917; Aminotrans_II_pyridoxalP_BS.
DR   InterPro; IPR004839; Aminotransferase_I/II.
DR   InterPro; IPR005861; HisP_aminotrans.
DR   InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR   InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR   InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR   Pfam; PF00155; Aminotran_1_2; 1.
DR   SUPFAM; SSF53383; SSF53383; 1.
DR   TIGRFAMs; TIGR01141; hisC; 1.
DR   PROSITE; PS00599; AA_TRANSFER_CLASS_2; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Aminotransferase; Histidine biosynthesis;
KW   Pyridoxal phosphate; Reference proteome; Transferase.
FT   CHAIN           1..367
FT                   /note="Histidinol-phosphate aminotransferase 1"
FT                   /id="PRO_0000153373"
FT   MOD_RES         229
FT                   /note="N6-(pyridoxal phosphate)lysine"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01023"
SQ   SEQUENCE   367 AA;  40505 MW;  A7B889BCCE38CEC1 CRC64;
     MAEFNALELV NPGVKQLRPY QAGKPTSELQ RELGLQHVVK LASNENPLGL SEKVKTALEA
     ELTDLVRYPD ANGYYLKSRL AELNEVGTQQ ITLGNGSNDV LEILARTFVS DKDEVIFSQH
     AFVVYPLVTQ AIGAKPVAVP AVDYGHDLDG MAKAVTDKTK MIFIANPNNP TGTFLSTSAL
     KSFLDKIPQH IIVVLDEAYY EYVPEDQRAP SVEWIKEYPN LVVSRTFSKA YGLAGLRAGY
     AVSHESVADV LNRIRQPFNM NSLSLKAAEV VLDDHAYLQK AVELNAQGMQ LLTEFCEESG
     LNYIPSYGNF LTIEVGPGAE KLYDELLHEG VIVRPVGGYE LPNHLRVSIG LPEENQAFIK
     AMKKLRG