ID   HIS4_PROMM              Reviewed;         255 AA.
AC   Q7TV18;
DT   15-DEC-2003, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2003, sequence version 1.
DT   25-MAY-2022, entry version 104.
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}; OrderedLocusNames=PMT_0520;
OS   Prochlorococcus marinus (strain MIT 9313).
OC   Bacteria; Cyanobacteria; Synechococcales; Prochlorococcaceae;
OC   Prochlorococcus.
OX   NCBI_TaxID=74547;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=MIT 9313;
RX   PubMed=12917642; DOI=10.1038/nature01947;
RA   Rocap G., Larimer F.W., Lamerdin J.E., Malfatti S., Chain P., Ahlgren N.A.,
RA   Arellano A., Coleman M., Hauser L., Hess W.R., Johnson Z.I., Land M.L.,
RA   Lindell D., Post A.F., Regala W., Shah M., Shaw S.L., Steglich C.,
RA   Sullivan M.B., Ting C.S., Tolonen A., Webb E.A., Zinser E.R.,
RA   Chisholm S.W.;
RT   "Genome divergence in two Prochlorococcus ecotypes reflects oceanic niche
RT   differentiation.";
RL   Nature 424:1042-1047(2003).
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; BX548175; CAE20695.1; -; Genomic_DNA.
DR   RefSeq; WP_011129899.1; NC_005071.1.
DR   AlphaFoldDB; Q7TV18; -.
DR   SMR; Q7TV18; -.
DR   STRING; 74547.PMT_0520; -.
DR   EnsemblBacteria; CAE20695; CAE20695; PMT_0520.
DR   KEGG; pmt:PMT_0520; -.
DR   eggNOG; COG0106; Bacteria.
DR   HOGENOM; CLU_048577_1_1_3; -.
DR   OMA; EWLHLVD; -.
DR   OrthoDB; 794219at2; -.
DR   UniPathway; UPA00031; UER00009.
DR   Proteomes; UP000001423; 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:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd04732; HisA; 1.
DR   Gene3D; 3.20.20.70; -; 1.
DR   HAMAP; MF_01014; HisA; 1.
DR   InterPro; IPR013785; Aldolase_TIM.
DR   InterPro; IPR006062; His_biosynth.
DR   InterPro; IPR006063; HisA_bact_arch.
DR   InterPro; IPR044524; Isoase_HisA-like.
DR   InterPro; IPR023016; Isoase_HisA-like_bact.
DR   InterPro; IPR011060; RibuloseP-bd_barrel.
DR   PANTHER; PTHR43090; PTHR43090; 1.
DR   Pfam; PF00977; His_biosynth; 1.
DR   SUPFAM; SSF51366; SSF51366; 1.
DR   TIGRFAMs; TIGR00007; TIGR00007; 1.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis; Cytoplasm; Histidine biosynthesis; Isomerase;
KW   Reference proteome.
FT   CHAIN           1..255
FT                   /note="1-(5-phosphoribosyl)-5-[(5-
FT                   phosphoribosylamino)methylideneamino] imidazole-4-
FT                   carboxamide isomerase"
FT                   /id="PRO_0000142036"
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   255 AA;  26818 MW;  A904D7D0290376AF CRC64;
     MEIIPAIDLL DSVCVRLHQG DYEKVTRFSE DPVDQALSWQ KQGATRLHLV DLDGAKSGEP
     VNDSCVRAIT SALNIPVQLG GGVRTLERAE ELLAYGLEQV ILGTVAIEQP QLVKQLAQRN
     PGRIIVGIDA KNGKVATRGW ISQSEVNATD LASDFNAAGI AAIISTDIAT DGTLEGPNLE
     SLRAMANASS VPVIASGGVG CMADLLSLLA LEPYGVSGVI VGRALYDGKV DLKEAIRAIG
     DGRLQDPPTS KPLMA