ID   HIS4_HAHCH              Reviewed;         244 AA.
AC   Q2SMB3;
DT   12-JUN-2007, integrated into UniProtKB/Swiss-Prot.
DT   24-JAN-2006, sequence version 1.
DT   28-JAN-2026, entry version 94.
DE   RecName: Full=1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase {ECO:0000255|HAMAP-Rule:MF_01014};
DE            EC=5.3.1.16 {ECO:0000255|HAMAP-Rule:MF_01014};
DE   AltName: Full=Phosphoribosylformimino-5-aminoimidazole carboxamide ribotide isomerase {ECO:0000255|HAMAP-Rule:MF_01014};
GN   Name=hisA {ECO:0000255|HAMAP-Rule:MF_01014};
GN   OrderedLocusNames=HCH_01346;
OS   Hahella chejuensis (strain KCTC 2396).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC   Oceanospirillales; Hahellaceae; Hahella.
OX   NCBI_TaxID=349521;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=KCTC 2396;
RX   PubMed=16352867; DOI=10.1093/nar/gki1016;
RA   Jeong H., Yim J.H., Lee C., Choi S.-H., Park Y.K., Yoon S.H., Hur C.-G.,
RA   Kang H.-Y., Kim D., Lee H.H., Park K.H., Park S.-H., Park H.-S., Lee H.K.,
RA   Oh T.K., Kim J.F.;
RT   "Genomic blueprint of Hahella chejuensis, a marine microbe producing an
RT   algicidal agent.";
RL   Nucleic Acids Res. 33:7066-7073(2005).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=1-(5-phospho-beta-D-ribosyl)-5-[(5-phospho-beta-D-
CC         ribosylamino)methylideneamino]imidazole-4-carboxamide = 5-[(5-
CC         phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-phospho-beta-D-
CC         ribosyl)imidazole-4-carboxamide; Xref=Rhea:RHEA:15469,
CC         ChEBI:CHEBI:58435, ChEBI:CHEBI:58525; EC=5.3.1.16;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01014};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC       from 5-phospho-alpha-D-ribose 1-diphosphate: step 4/9.
CC       {ECO:0000255|HAMAP-Rule:MF_01014}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_01014}.
CC   -!- SIMILARITY: Belongs to the HisA/HisF family. {ECO:0000255|HAMAP-
CC       Rule:MF_01014}.
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; CP000155; ABC28211.1; -; Genomic_DNA.
DR   RefSeq; WP_011395284.1; NC_007645.1.
DR   AlphaFoldDB; Q2SMB3; -.
DR   SMR; Q2SMB3; -.
DR   STRING; 349521.HCH_01346; -.
DR   KEGG; hch:HCH_01346; -.
DR   eggNOG; COG0106; Bacteria.
DR   HOGENOM; CLU_048577_1_1_6; -.
DR   OrthoDB; 9807749at2; -.
DR   UniPathway; UPA00031; UER00009.
DR   Proteomes; UP000000238; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0003949; F:1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0000105; P:L-histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0000162; P:L-tryptophan biosynthetic process; IEA:TreeGrafter.
DR   CDD; cd04732; HisA; 1.
DR   FunFam; 3.20.20.70:FF:000009; 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino] imidazole-4-carboxamide isomerase; 1.
DR   Gene3D; 3.20.20.70; Aldolase class I; 1.
DR   HAMAP; MF_01014; HisA; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR006062; His_biosynth.
DR   InterPro; IPR023016; HisA/PriA.
DR   InterPro; IPR006063; HisA_bact_arch.
DR   InterPro; IPR044524; Isoase_HisA-like.
DR   InterPro; IPR011060; RibuloseP-bd_barrel.
DR   NCBIfam; TIGR00007; 1-(5-phosphoribosyl)-5-[(5-phosphoribosylamino)methylideneamino]imidazole-4-carboxamide isomerase; 1.
DR   NCBIfam; NF010112; PRK13585.1; 1.
DR   PANTHER; PTHR43090; 1-(5-PHOSPHORIBOSYL)-5-[(5-PHOSPHORIBOSYLAMINO)METHYLIDENEAMINO] IMIDAZOLE-4-CARBOXAMIDE ISOMERASE; 1.
DR   PANTHER; PTHR43090:SF2; 1-(5-PHOSPHORIBOSYL)-5-[(5-PHOSPHORIBOSYLAMINO)METHYLIDENEAMINO] IMIDAZOLE-4-CARBOXAMIDE ISOMERASE; 1.
DR   Pfam; PF00977; His_biosynth; 1.
DR   SUPFAM; SSF51366; Ribulose-phoshate binding barrel; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Cytoplasm; Histidine biosynthesis; Isomerase;
KW   Reference proteome.
FT   CHAIN           1..244
FT                   /note="1-(5-phosphoribosyl)-5-[(5-
FT                   phosphoribosylamino)methylideneamino] imidazole-4-
FT                   carboxamide isomerase"
FT                   /id="PRO_0000290479"
FT   ACT_SITE        8
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01014"
FT   ACT_SITE        130
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01014"
SQ   SEQUENCE   244 AA;  25615 MW;  76A5A872EF27E20E CRC64;
     MLIIPAIDLK DGKCVRLKQG RMDDSTVFSD DPVSMAAQWV DAGARRLHLV DLNGAFAGKP
     VNGEIVSAIA KAYPDLPIQI GGGIRELDII EQYLDAGVKY VIIGTKAVKE PAFVEEACRA
     FPGAVIVGID AKDGMVATEG WAEVSSVSAV DLAKQFRDAG VSSIVYTDIA RDGMMQGVNV
     EATAALARES GLPVIASGGV TNMDDIRRLA TVADSGVIGA ITGRAIYEGA LDLREAQTYC
     DSIA
//