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PUR9_CUTAK
ID   PUR9_CUTAK              Reviewed;         516 AA.
AC   Q6A6Y8;
DT   05-FEB-2008, integrated into UniProtKB/Swiss-Prot.
DT   13-SEP-2004, sequence version 1.
DT   25-MAY-2022, entry version 110.
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=PPA1747;
OS   Cutibacterium acnes (strain DSM 16379 / KPA171202) (Propionibacterium
OS   acnes).
OC   Bacteria; Actinobacteria; Propionibacteriales; Propionibacteriaceae;
OC   Cutibacterium.
OX   NCBI_TaxID=267747;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 16379 / KPA171202;
RX   PubMed=15286373; DOI=10.1126/science.1100330;
RA   Brueggemann H., Henne A., Hoster F., Liesegang H., Wiezer A.,
RA   Strittmatter A., Hujer S., Duerre P., Gottschalk G.;
RT   "The complete genome sequence of Propionibacterium acnes, a commensal of
RT   human skin.";
RL   Science 305:671-673(2004).
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; AE017283; AAT83476.1; -; Genomic_DNA.
DR   RefSeq; WP_002516039.1; NZ_CP025935.1.
DR   AlphaFoldDB; Q6A6Y8; -.
DR   SMR; Q6A6Y8; -.
DR   STRING; 267747.PPA1747; -.
DR   EnsemblBacteria; AAT83476; AAT83476; PPA1747.
DR   GeneID; 66621663; -.
DR   KEGG; pac:PPA1747; -.
DR   eggNOG; COG0138; Bacteria.
DR   HOGENOM; CLU_016316_5_2_11; -.
DR   OMA; WRVAKFV; -.
DR   UniPathway; UPA00074; UER00133.
DR   UniPathway; UPA00074; UER00135.
DR   Proteomes; UP000000603; 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; Transferase.
FT   CHAIN           1..516
FT                   /note="Bifunctional purine biosynthesis protein PurH"
FT                   /id="PRO_1000057904"
FT   DOMAIN          1..149
FT                   /note="MGS-like"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU01202"
SQ   SEQUENCE   516 AA;  54992 MW;  0A766E14EAF82C21 CRC64;
     MSERQPIRRA LVSVYDKSGL DQLAKALIDA QVEVVSTGST AKELASHGVT VTEVSEITGF
     PECLDGRVKT LHPKVHAGIL ADRRLTSHRE QLTALEVKPF DLVVCNLYPF AETVAQGGDF
     DECIEKIDIG GPSMVRAAAK NHANVAVLTN PDQYEDLARA LSEGGYTMEE RRVLAARAFA
     HTAAYDVAVA TWFGSRDGVA VDGVPTFVGT TGELSHPLRY GENSHQAAAV YRSSGEPGLA
     GARQLHGKAM SYNNYVDTNS ARRAAFDFEA PCVAVIKHSN PCGIATGSDI AEAHRKAHAC
     DSLSAFGGVI ATNRPVSVEM AEQVAEIFTE VVVAPGYEDG AVEILSRKKN IRLLECPAPH
     LAGWELRQID GGLLAMETDL FQADGDDPAN WTLAAGDPVD DVTLADLSFA WRACRSVRSN
     AILLAHDGAS VGVGMGQVNR VDSCRLAVER AGDRAAGSVA ASDAFFPFAD GPQVLIDAHI
     AAIVEPGGSI RDDQTIEVCR TAGVPLYFTG TRHFFH
 
 
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