ID   HIS4_MARMM              Reviewed;         244 AA.
AC   Q0AP83;
DT   12-JUN-2007, integrated into UniProtKB/Swiss-Prot.
DT   17-OCT-2006, sequence version 1.
DT   28-JAN-2026, entry version 93.
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=Mmar10_1612;
OS   Maricaulis maris (strain MCS10) (Caulobacter maris).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Alphaproteobacteria;
OC   Maricaulales; Maricaulaceae; Maricaulis.
OX   NCBI_TaxID=394221;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MCS10;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Saunders E., Brettin T., Bruce D., Han C., Tapia R., Gilna P., Schmutz J.,
RA   Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Viollier P.,
RA   Stephens C., Richardson P.;
RT   "Complete sequence of Maricaulis maris MCS10.";
RL   Submitted (AUG-2006) to the EMBL/GenBank/DDBJ databases.
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}.
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DR   EMBL; CP000449; ABI65904.1; -; Genomic_DNA.
DR   RefSeq; WP_011643551.1; NC_008347.1.
DR   AlphaFoldDB; Q0AP83; -.
DR   SMR; Q0AP83; -.
DR   STRING; 394221.Mmar10_1612; -.
DR   KEGG; mmr:Mmar10_1612; -.
DR   eggNOG; COG0106; Bacteria.
DR   HOGENOM; CLU_048577_1_2_5; -.
DR   OrthoDB; 9807749at2; -.
DR   UniPathway; UPA00031; UER00009.
DR   Proteomes; UP000001964; 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   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_0000290492"
FT   ACT_SITE        8
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01014"
FT   ACT_SITE        129
FT                   /note="Proton donor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01014"
SQ   SEQUENCE   244 AA;  25788 MW;  432286EC01B8C7A8 CRC64;
     MILYPAIDLL DGRVVRLHKG AFDAVTDYGD DPMRVAEQFG EAGAVWVHIV DLSGARDGAR
     RQGALIRSLC ETGLRVQTGG GVRSAEDIED LLAAGVERVI IGSLAVTDTN RVAGWLQNYG
     GDRITLALDV RQIGGQYRPA LKGWTDMADT TLDDVISAYE GTGLAHALVT DIGRDGDLSG
     PNIALYKRLA TDYPNIDWQA SGGVSSLDDL RAARAAGAAG AITGKALYEG RFTVGEAIAC
     LRDA
//