PUR9_LIMRD
ID PUR9_LIMRD Reviewed; 512 AA.
AC A5VHU2;
DT 05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT 10-JUL-2007, sequence version 1.
DT 03-AUG-2022, entry version 92.
DE RecName: Full=Bifunctional purine biosynthesis protein PurH {ECO:0000255|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=Phosphoribosylaminoimidazolecarboxamide formyltransferase {ECO:0000255|HAMAP-Rule:MF_00139};
DE EC=2.1.2.3 {ECO:0000255|HAMAP-Rule:MF_00139};
DE AltName: Full=AICAR transformylase {ECO:0000255|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=IMP cyclohydrolase {ECO:0000255|HAMAP-Rule:MF_00139};
DE EC=3.5.4.10 {ECO:0000255|HAMAP-Rule:MF_00139};
DE AltName: Full=ATIC {ECO:0000255|HAMAP-Rule:MF_00139};
DE AltName: Full=IMP synthase {ECO:0000255|HAMAP-Rule:MF_00139};
DE AltName: Full=Inosinicase {ECO:0000255|HAMAP-Rule:MF_00139};
GN Name=purH {ECO:0000255|HAMAP-Rule:MF_00139}; OrderedLocusNames=Lreu_0144;
OS Limosilactobacillus reuteri (strain DSM 20016) (Lactobacillus reuteri).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Limosilactobacillus.
OX NCBI_TaxID=557436;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 20016;
RX PubMed=21379339; DOI=10.1371/journal.pgen.1001314;
RA Frese S.A., Benson A.K., Tannock G.W., Loach D.M., Kim J., Zhang M.,
RA Oh P.L., Heng N.C., Patil P.B., Juge N., Mackenzie D.A., Pearson B.M.,
RA Lapidus A., Dalin E., Tice H., Goltsman E., Land M., Hauser L., Ivanova N.,
RA Kyrpides N.C., Walter J.;
RT "The evolution of host specialization in the vertebrate gut symbiont
RT Lactobacillus reuteri.";
RL PLoS Genet. 7:E1001314-E1001314(2011).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6S)-10-formyltetrahydrofolate + 5-amino-1-(5-phospho-beta-D-
CC ribosyl)imidazole-4-carboxamide = (6S)-5,6,7,8-tetrahydrofolate + 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide;
CC Xref=Rhea:RHEA:22192, ChEBI:CHEBI:57453, ChEBI:CHEBI:57454,
CC ChEBI:CHEBI:58467, ChEBI:CHEBI:58475; EC=2.1.2.3;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00139};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=H2O + IMP = 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-
CC carboxamide; Xref=Rhea:RHEA:18445, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:58053, ChEBI:CHEBI:58467; EC=3.5.4.10;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_00139};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide from 5-amino-
CC 1-(5-phospho-D-ribosyl)imidazole-4-carboxamide (10-formyl THF route):
CC step 1/1. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; IMP
CC from 5-formamido-1-(5-phospho-D-ribosyl)imidazole-4-carboxamide: step
CC 1/1. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC -!- DOMAIN: The IMP cyclohydrolase activity resides in the N-terminal
CC region. {ECO:0000255|HAMAP-Rule:MF_00139}.
CC -!- SIMILARITY: Belongs to the PurH family. {ECO:0000255|HAMAP-
CC Rule:MF_00139}.
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DR EMBL; CP000705; ABQ82416.1; -; Genomic_DNA.
DR RefSeq; WP_003669729.1; NZ_AZDD01000012.1.
DR AlphaFoldDB; A5VHU2; -.
DR SMR; A5VHU2; -.
DR STRING; 557436.Lreu_0144; -.
DR PRIDE; A5VHU2; -.
DR EnsemblBacteria; ABQ82416; ABQ82416; Lreu_0144.
DR GeneID; 66470225; -.
DR KEGG; lre:Lreu_0144; -.
DR PATRIC; fig|557436.17.peg.319; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_9; -.
DR OMA; WRVAKFV; -.
DR UniPathway; UPA00074; UER00133.
DR UniPathway; UPA00074; UER00135.
DR Proteomes; UP000001991; Chromosome.
DR GO; GO:0003937; F:IMP cyclohydrolase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0004643; F:phosphoribosylaminoimidazolecarboxamide formyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.140.20; -; 2.
DR Gene3D; 3.40.50.1380; -; 1.
DR HAMAP; MF_00139; PurH; 1.
DR InterPro; IPR024051; AICAR_Tfase_dup_dom_sf.
DR InterPro; IPR016193; Cytidine_deaminase-like.
DR InterPro; IPR011607; MGS-like_dom.
DR InterPro; IPR036914; MGS-like_dom_sf.
DR InterPro; IPR002695; PurH-like.
DR PANTHER; PTHR11692; PTHR11692; 1.
DR Pfam; PF01808; AICARFT_IMPCHas; 1.
DR Pfam; PF02142; MGS; 1.
DR PIRSF; PIRSF000414; AICARFT_IMPCHas; 1.
DR SMART; SM00798; AICARFT_IMPCHas; 1.
DR SMART; SM00851; MGS; 1.
DR SUPFAM; SSF52335; SSF52335; 1.
DR SUPFAM; SSF53927; SSF53927; 1.
DR TIGRFAMs; TIGR00355; purH; 1.
DR PROSITE; PS51855; MGS; 1.
PE 3: Inferred from homology;
KW Hydrolase; Multifunctional enzyme; Purine biosynthesis; Reference proteome;
KW Transferase.
FT CHAIN 1..512
FT /note="Bifunctional purine biosynthesis protein PurH"
FT /id="PRO_1000057899"
FT DOMAIN 1..144
FT /note="MGS-like"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01202"
SQ SEQUENCE 512 AA; 57033 MW; ECEC7A2970255506 CRC64;
MKRALVSVSD KQNLVPFVKG LVENGFEIIS TGGTKRVLDE AGIETIGIED VTHFPEILDG
RVKTLNPYVH GGLLARRNLP EHMATLEKLN ITPIDLVCVN LYPFKETIEK PGVEIADAIE
NIDIGGPSMV RSAAKNYHDV TIVVDQADYD EVLAQIKEDG ETSLATRARL AAKAFRHTAA
YDSLISQYLT KQTGLEDPEK LTLSWDLKET MRYGENSHQK AWLYEDALPK AFSVLQAKQL
HGKKLSYNNI KDADEALRCI REFDEPTVVA MKHMNPCGIG RGDSLVQAWD RAYEADPVSI
FGGVIALNRQ VDLVTAEKMH KIFLEIVIAP GFDDDAFELL AKKKNIRLLT LDFSKKDEPT
KHEVVSVMGG MLLQEQDMLK EDYHDWQCVT EKQPTEEQLK TLMFAWKAVK HAKSNAIVLA
NDERTLGVGE GQPNRIDSLK IAVKHAGEAI DDRTVMASDA FFPFGDCVEY AGQNGIKAIV
QPGGSVRDQE SIEMANKYGI AMVTTGIRHF RH
