ID C6WLR8_ACTMD Unreviewed; 523 AA.
AC C6WLR8;
DT 22-SEP-2009, integrated into UniProtKB/TrEMBL.
DT 22-SEP-2009, sequence version 1.
DT 27-MAR-2024, entry version 89.
DE RecName: Full=Bifunctional purine biosynthesis protein PurH {ECO:0000256|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=Phosphoribosylaminoimidazolecarboxamide formyltransferase {ECO:0000256|HAMAP-Rule:MF_00139};
DE EC=2.1.2.3 {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=AICAR transformylase {ECO:0000256|HAMAP-Rule:MF_00139};
DE Includes:
DE RecName: Full=IMP cyclohydrolase {ECO:0000256|HAMAP-Rule:MF_00139};
DE EC=3.5.4.10 {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=ATIC {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=IMP synthase {ECO:0000256|HAMAP-Rule:MF_00139};
DE AltName: Full=Inosinicase {ECO:0000256|HAMAP-Rule:MF_00139};
GN Name=purH {ECO:0000256|HAMAP-Rule:MF_00139};
GN OrderedLocusNames=Amir_6503 {ECO:0000313|EMBL:ACU40303.1};
OS Actinosynnema mirum (strain ATCC 29888 / DSM 43827 / JCM 3225 / NBRC 14064
OS / NCIMB 13271 / NRRL B-12336 / IMRU 3971 / 101).
OC Bacteria; Actinomycetota; Actinomycetes; Pseudonocardiales;
OC Pseudonocardiaceae; Actinosynnema.
OX NCBI_TaxID=446462 {ECO:0000313|EMBL:ACU40303.1, ECO:0000313|Proteomes:UP000002213};
RN [1] {ECO:0000313|EMBL:ACU40303.1, ECO:0000313|Proteomes:UP000002213}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29888 / DSM 43827 / JCM 3225 / NBRC 14064 / NCIMB 13271 /
RC NRRL B-12336 / IMRU 3971 / 101 {ECO:0000313|Proteomes:UP000002213};
RX PubMed=21304636; DOI=10.4056/sigs.21137;
RA Land M., Lapidus A., Mayilraj S., Chen F., Copeland A., Del Rio T.G.,
RA Nolan M., Lucas S., Tice H., Cheng J.F., Chertkov O., Bruce D., Goodwin L.,
RA Pitluck S., Rohde M., Goker M., Pati A., Ivanova N., Mavromatis K.,
RA Chen A., Palaniappan K., Hauser L., Chang Y.J., Jeffries C.C., Brettin T.,
RA Detter J.C., Han C., Chain P., Tindall B.J., Bristow J., Eisen J.A.,
RA Markowitz V., Hugenholtz P., Kyrpides N.C., Klenk H.P.;
RT "Complete genome sequence of Actinosynnema mirum type strain (101).";
RL Stand. Genomic Sci. 1:46-53(2009).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(6R)-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:58467,
CC ChEBI:CHEBI:58475, ChEBI:CHEBI:195366; EC=2.1.2.3;
CC Evidence={ECO:0000256|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:0000256|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:0000256|ARBA:ARBA00004954, ECO:0000256|HAMAP-
CC 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:0000256|ARBA:ARBA00004844, ECO:0000256|HAMAP-Rule:MF_00139}.
CC -!- DOMAIN: The IMP cyclohydrolase activity resides in the N-terminal
CC region. {ECO:0000256|HAMAP-Rule:MF_00139}.
CC -!- SIMILARITY: Belongs to the PurH family. {ECO:0000256|ARBA:ARBA00007667,
CC ECO:0000256|HAMAP-Rule:MF_00139}.
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DR EMBL; CP001630; ACU40303.1; -; Genomic_DNA.
DR RefSeq; WP_015805186.1; NC_013093.1.
DR AlphaFoldDB; C6WLR8; -.
DR STRING; 446462.Amir_6503; -.
DR KEGG; ami:Amir_6503; -.
DR eggNOG; COG0138; Bacteria.
DR HOGENOM; CLU_016316_5_2_11; -.
DR OrthoDB; 9802065at2; -.
DR UniPathway; UPA00074; UER00133.
DR Proteomes; UP000002213; 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 CDD; cd01421; IMPCH; 1.
DR Gene3D; 3.40.140.20; -; 2.
DR Gene3D; 3.40.50.1380; Methylglyoxal synthase-like domain; 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 NCBIfam; TIGR00355; purH; 1.
DR PANTHER; PTHR11692:SF0; BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN ATIC; 1.
DR PANTHER; PTHR11692; BIFUNCTIONAL PURINE BIOSYNTHESIS PROTEIN PURH; 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; SSF53927; Cytidine deaminase-like; 1.
DR SUPFAM; SSF52335; Methylglyoxal synthase-like; 1.
DR PROSITE; PS51855; MGS; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_00139};
KW Multifunctional enzyme {ECO:0000256|ARBA:ARBA00023268, ECO:0000256|HAMAP-
KW Rule:MF_00139};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_00139}; Reference proteome {ECO:0000313|Proteomes:UP000002213};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00139}.
FT DOMAIN 1..152
FT /note="MGS-like"
FT /evidence="ECO:0000259|PROSITE:PS51855"
SQ SEQUENCE 523 AA; 54714 MW; F3E6865112C56658 CRC64;
MTTPAERRPV RRALIGVSDK SGLLELATGL HAAGVEIVST GGTARTLANA GVPVTTVEQV
TGFPEALDGR VKTLHPRVHA GLLADMRKPS HVEKLDELGI AAFDLLVVNL YPFAQTVASG
ASADECVEQI DIGGPAMVRA SAKNHASVAV VVDPSRYSWV LEQVREGGFT LGDRQRLAVD
AFRHTASYDV AVASWMGGGL VPDETGFPEW FGATWQRKQV LRYGENPHQG AALYTGGAEG
LATAEQLHGK EMSYNNYVDA DAAWRAAWDH ELPCVAIIKH ANPCGIAVSP LPGESAIADA
HRKAHACDPV SAFGGVIAAN REVTVELAEQ VAEIFTEVVI APSYADGAVD VLTRKKNVRI
LVAPVPVRGG AEFRAVSGGV LLQAADTIEA EGDDPANWTL ACGEALDERG LADLAFAWRA
CRAVKSNAIL LAHDGATVGA GMGQVNRVDA ARLAVSRAGE RASGSVAASD AFFPFPDGLE
VLLQAGVRAV VQPGGSVRDA EVIAAAEAAG ATVYLTGTRH FAH
//
