ID G8LS77_9FLAO Unreviewed; 253 AA.
AC G8LS77;
DT 22-FEB-2012, integrated into UniProtKB/TrEMBL.
DT 22-FEB-2012, sequence version 1.
DT 24-JAN-2024, entry version 65.
DE RecName: Full=Imidazole glycerol phosphate synthase subunit HisF {ECO:0000256|HAMAP-Rule:MF_01013};
DE EC=4.3.2.10 {ECO:0000256|HAMAP-Rule:MF_01013};
DE AltName: Full=IGP synthase cyclase subunit {ECO:0000256|HAMAP-Rule:MF_01013};
DE AltName: Full=IGP synthase subunit HisF {ECO:0000256|HAMAP-Rule:MF_01013};
DE AltName: Full=ImGP synthase subunit HisF {ECO:0000256|HAMAP-Rule:MF_01013};
DE Short=IGPS subunit HisF {ECO:0000256|HAMAP-Rule:MF_01013};
GN Name=hisF {ECO:0000256|HAMAP-Rule:MF_01013,
GN ECO:0000313|EMBL:AEU09450.1};
GN ORFNames=BLBCPU_409 {ECO:0000313|EMBL:AEU09450.1};
OS Blattabacterium sp. (Cryptocercus punctulatus) str. Cpu.
OC Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales;
OC Blattabacteriaceae; Blattabacterium.
OX NCBI_TaxID=1075399 {ECO:0000313|EMBL:AEU09450.1, ECO:0000313|Proteomes:UP000007112};
RN [1] {ECO:0000313|EMBL:AEU09450.1, ECO:0000313|Proteomes:UP000007112}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=Cpu {ECO:0000313|EMBL:AEU09450.1,
RC ECO:0000313|Proteomes:UP000007112};
RX PubMed=22094859;
RA Neef A., Latorre A., Pereto J., Silva F.J., Pignatelli M., Moya A.;
RT "Genome economization in the endosymbiont of the wood roach Cryptocercus
RT punctulatus due to drastic loss of amino acid synthesis capabilities.";
RL Genome Biol. Evol. 3:1437-1448(2011).
CC -!- FUNCTION: IGPS catalyzes the conversion of PRFAR and glutamine to IGP,
CC AICAR and glutamate. The HisF subunit catalyzes the cyclization
CC activity that produces IGP and AICAR from PRFAR using the ammonia
CC provided by the HisH subunit. {ECO:0000256|ARBA:ARBA00025475,
CC ECO:0000256|HAMAP-Rule:MF_01013}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-[(5-phospho-1-deoxy-D-ribulos-1-ylimino)methylamino]-1-(5-
CC phospho-beta-D-ribosyl)imidazole-4-carboxamide + L-glutamine = 5-
CC amino-1-(5-phospho-beta-D-ribosyl)imidazole-4-carboxamide + D-
CC erythro-1-(imidazol-4-yl)glycerol 3-phosphate + H(+) + L-glutamate;
CC Xref=Rhea:RHEA:24793, ChEBI:CHEBI:15378, ChEBI:CHEBI:29985,
CC ChEBI:CHEBI:58278, ChEBI:CHEBI:58359, ChEBI:CHEBI:58475,
CC ChEBI:CHEBI:58525; EC=4.3.2.10;
CC Evidence={ECO:0000256|ARBA:ARBA00000619, ECO:0000256|HAMAP-
CC Rule:MF_01013};
CC -!- PATHWAY: Amino-acid biosynthesis; L-histidine biosynthesis; L-histidine
CC from 5-phospho-alpha-D-ribose 1-diphosphate: step 5/9.
CC {ECO:0000256|ARBA:ARBA00005091, ECO:0000256|HAMAP-Rule:MF_01013}.
CC -!- SUBUNIT: Heterodimer of HisH and HisF. {ECO:0000256|ARBA:ARBA00011152,
CC ECO:0000256|HAMAP-Rule:MF_01013}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01013}.
CC -!- SIMILARITY: Belongs to the HisA/HisF family.
CC {ECO:0000256|ARBA:ARBA00009667, ECO:0000256|HAMAP-Rule:MF_01013,
CC ECO:0000256|RuleBase:RU003657}.
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DR EMBL; CP003015; AEU09450.1; -; Genomic_DNA.
DR RefSeq; WP_014246338.1; NC_016621.1.
DR AlphaFoldDB; G8LS77; -.
DR STRING; 1075399.BLBCPU_409; -.
DR KEGG; bcp:BLBCPU_409; -.
DR eggNOG; COG0107; Bacteria.
DR HOGENOM; CLU_048577_4_0_10; -.
DR UniPathway; UPA00031; UER00010.
DR Proteomes; UP000007112; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0000107; F:imidazoleglycerol-phosphate synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0016829; F:lyase activity; IEA:UniProtKB-KW.
DR GO; GO:0000105; P:histidine biosynthetic process; IEA:UniProtKB-UniRule.
DR CDD; cd04731; HisF; 1.
DR Gene3D; 3.20.20.70; Aldolase class I; 1.
DR HAMAP; MF_01013; HisF; 1.
DR InterPro; IPR013785; Aldolase_TIM.
DR InterPro; IPR006062; His_biosynth.
DR InterPro; IPR004651; HisF.
DR InterPro; IPR011060; RibuloseP-bd_barrel.
DR NCBIfam; TIGR00735; hisF; 1.
DR PANTHER; PTHR21235:SF2; IMIDAZOLE GLYCEROL PHOSPHATE SYNTHASE HISHF; 1.
DR PANTHER; PTHR21235; IMIDAZOLE GLYCEROL PHOSPHATE SYNTHASE SUBUNIT HISF/H IGP SYNTHASE SUBUNIT HISF/H; 1.
DR Pfam; PF00977; His_biosynth; 1.
DR SUPFAM; SSF51366; Ribulose-phoshate binding barrel; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_01013}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_01013};
KW Glycosyltransferase {ECO:0000313|EMBL:AEU09450.1};
KW Histidine biosynthesis {ECO:0000256|ARBA:ARBA00023102, ECO:0000256|HAMAP-
KW Rule:MF_01013};
KW Lyase {ECO:0000256|ARBA:ARBA00023239, ECO:0000256|HAMAP-Rule:MF_01013};
KW Transferase {ECO:0000313|EMBL:AEU09450.1}.
FT ACT_SITE 11
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01013"
FT ACT_SITE 130
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01013"
SQ SEQUENCE 253 AA; 28351 MW; E1AE1FC32B57DEC8 CRC64;
MLVKRIIPCL DIKNGRIVKG VNFNNLKDAG DPIIMSHWYT KQGADELIFL DITATNEKRK
TLFSLVKEIS RYINIPFTVG GGIMEEKDVE LLLNAGADKI SINTAAFKSP KILEVLSRRF
GSQSIVLAID TKYDKNEWWV YLNGGRISTR KKTLDWAKEG VNRGAGEILL TSINHDGMKN
GFALDITKKI SDLLSIPIIA SGGAGKLEDF YQVFKNGNAD AALAASIFHY REIEIPNLKY
YLNYHNIPVR TNK
//