ID E3DMB6_HALPG Unreviewed; 387 AA.
AC E3DMB6;
DT 11-JAN-2011, integrated into UniProtKB/TrEMBL.
DT 11-JAN-2011, sequence version 1.
DT 27-MAR-2024, entry version 71.
DE RecName: Full=N5-carboxyaminoimidazole ribonucleotide synthase {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|RuleBase:RU361200};
DE Short=N5-CAIR synthase {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|RuleBase:RU361200};
DE EC=6.3.4.18 {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|RuleBase:RU361200};
DE AltName: Full=5-(carboxyamino)imidazole ribonucleotide synthetase {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|RuleBase:RU361200};
GN Name=purK {ECO:0000256|HAMAP-Rule:MF_01928,
GN ECO:0000256|RuleBase:RU361200};
GN OrderedLocusNames=Hprae_0151 {ECO:0000313|EMBL:ADO76309.1};
OS Halanaerobium praevalens (strain ATCC 33744 / DSM 2228 / GSL).
OC Bacteria; Bacillota; Clostridia; Halanaerobiales; Halanaerobiaceae;
OC Halanaerobium.
OX NCBI_TaxID=572479 {ECO:0000313|EMBL:ADO76309.1, ECO:0000313|Proteomes:UP000006866};
RN [1] {ECO:0000313|Proteomes:UP000006866}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33744 / DSM 2228 / GSL
RC {ECO:0000313|Proteomes:UP000006866};
RG US DOE Joint Genome Institute (JGI-PGF);
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Kyrpides N., Mavromatis K., Ivanova N.,
RA Ovchinnikova G., Chertkov O., Detter J.C., Han C., Larimer F., Land M.,
RA Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P., Woyke T., Wu D.,
RA Tindall B., Pomrenke H.G., Brambilla E., Klenk H.-P., Eisen J.A.;
RT "The complete genome of Halanaerobium praevalens DSM 2228.";
RL Submitted (OCT-2010) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ADO76309.1, ECO:0000313|Proteomes:UP000006866}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33744 / DSM 2228 / GSL
RC {ECO:0000313|Proteomes:UP000006866};
RX PubMed=21886858;
RA Ivanova N., Sikorski J., Chertkov O., Nolan M., Lucas S., Hammon N.,
RA Deshpande S., Cheng J.F., Tapia R., Han C., Goodwin L., Pitluck S.,
RA Huntemann M., Liolios K., Pagani I., Mavromatis K., Ovchinikova G.,
RA Pati A., Chen A., Palaniappan K., Land M., Hauser L., Brambilla E.M.,
RA Kannan K.P., Rohde M., Tindall B.J., Goker M., Detter J.C., Woyke T.,
RA Bristow J., Eisen J.A., Markowitz V., Hugenholtz P., Kyrpides N.C.,
RA Klenk H.P., Lapidus A.;
RT "Complete genome sequence of the extremely halophilic Halanaerobium
RT praevalens type strain (GSL).";
RL Stand. Genomic Sci. 4:312-321(2011).
CC -!- FUNCTION: Catalyzes the ATP-dependent conversion of 5-aminoimidazole
CC ribonucleotide (AIR) and HCO(3)(-) to N5-carboxyaminoimidazole
CC ribonucleotide (N5-CAIR). {ECO:0000256|HAMAP-Rule:MF_01928}.
CC -!- FUNCTION: Catalyzes the ATP-dependent conversion of 5-aminoimidazole
CC ribonucleotide (AIR) and HCO(3)- to N5-carboxyaminoimidazole
CC ribonucleotide (N5-CAIR). {ECO:0000256|RuleBase:RU361200}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=5-amino-1-(5-phospho-beta-D-ribosyl)imidazole + ATP +
CC hydrogencarbonate = 5-carboxyamino-1-(5-phospho-D-ribosyl)imidazole +
CC ADP + 2 H(+) + phosphate; Xref=Rhea:RHEA:19317, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:17544, ChEBI:CHEBI:30616, ChEBI:CHEBI:43474,
CC ChEBI:CHEBI:58730, ChEBI:CHEBI:137981, ChEBI:CHEBI:456216;
CC EC=6.3.4.18; Evidence={ECO:0000256|HAMAP-Rule:MF_01928,
CC ECO:0000256|RuleBase:RU361200};
CC -!- PATHWAY: Purine metabolism; IMP biosynthesis via de novo pathway; 5-
CC amino-1-(5-phospho-D-ribosyl)imidazole-4-carboxylate from 5-amino-1-(5-
CC phospho-D-ribosyl)imidazole (N5-CAIR route): step 1/2.
CC {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|RuleBase:RU361200}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_01928,
CC ECO:0000256|RuleBase:RU361200}.
CC -!- SIMILARITY: Belongs to the PurK/PurT family. {ECO:0000256|HAMAP-
CC Rule:MF_01928, ECO:0000256|RuleBase:RU361200}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_01928}.
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DR EMBL; CP002175; ADO76309.1; -; Genomic_DNA.
DR RefSeq; WP_014552344.1; NC_017455.1.
DR AlphaFoldDB; E3DMB6; -.
DR STRING; 572479.Hprae_0151; -.
DR KEGG; hpk:Hprae_0151; -.
DR PATRIC; fig|572479.3.peg.152; -.
DR eggNOG; COG0026; Bacteria.
DR HOGENOM; CLU_011534_0_2_9; -.
DR OrthoDB; 9804625at2; -.
DR UniPathway; UPA00074; UER00942.
DR Proteomes; UP000006866; Chromosome.
DR GO; GO:0034028; F:5-(carboxyamino)imidazole ribonucleotide synthase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:InterPro.
DR GO; GO:0004638; F:phosphoribosylaminoimidazole carboxylase activity; IEA:InterPro.
DR GO; GO:0006189; P:'de novo' IMP biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.40.50.20; -; 1.
DR Gene3D; 3.30.1490.20; ATP-grasp fold, A domain; 1.
DR Gene3D; 3.30.470.20; ATP-grasp fold, B domain; 1.
DR HAMAP; MF_01928; PurK; 1.
DR InterPro; IPR011761; ATP-grasp.
DR InterPro; IPR003135; ATP-grasp_carboxylate-amine.
DR InterPro; IPR013815; ATP_grasp_subdomain_1.
DR InterPro; IPR016185; PreATP-grasp_dom_sf.
DR InterPro; IPR005875; PurK.
DR InterPro; IPR040686; PurK_C.
DR InterPro; IPR011054; Rudment_hybrid_motif.
DR NCBIfam; TIGR01161; purK; 1.
DR PANTHER; PTHR11609:SF5; PHOSPHORIBOSYLAMINOIMIDAZOLE CARBOXYLASE; 1.
DR PANTHER; PTHR11609; PURINE BIOSYNTHESIS PROTEIN 6/7, PUR6/7; 1.
DR Pfam; PF02222; ATP-grasp; 1.
DR Pfam; PF17769; PurK_C; 1.
DR SUPFAM; SSF56059; Glutathione synthetase ATP-binding domain-like; 1.
DR SUPFAM; SSF52440; PreATP-grasp domain; 1.
DR SUPFAM; SSF51246; Rudiment single hybrid motif; 1.
DR PROSITE; PS50975; ATP_GRASP; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|HAMAP-
KW Rule:MF_01928};
KW Ligase {ECO:0000256|ARBA:ARBA00022598, ECO:0000256|HAMAP-Rule:MF_01928};
KW Lyase {ECO:0000313|EMBL:ADO76309.1};
KW Nucleotide-binding {ECO:0000256|HAMAP-Rule:MF_01928, ECO:0000256|PROSITE-
KW ProRule:PRU00409};
KW Purine biosynthesis {ECO:0000256|ARBA:ARBA00022755, ECO:0000256|HAMAP-
KW Rule:MF_01928}; Reference proteome {ECO:0000313|Proteomes:UP000006866}.
FT DOMAIN 112..300
FT /note="ATP-grasp"
FT /evidence="ECO:0000259|PROSITE:PS50975"
FT BINDING 108
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
FT BINDING 148
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
FT BINDING 185..188
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
FT BINDING 193
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
FT BINDING 216
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
FT BINDING 270..271
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01928"
SQ SEQUENCE 387 AA; 42573 MW; 35CC83C0D29C7146 CRC64;
MKFKDKTKQK IGIIGGGQLG KMMILAAKKM GFYITILDPS KDCPAHSIAD QHLIADFDDS
QAVKKLAQKS DLITYEFEHI NVEILKKLQA AAYQVYPTAH SLEIIQDKYQ QKKILKENQI
AVPDFKKVDS PAAIKAKAKE FGYPLMLKSC RGGYDGKGNF LLKNEAEVEA GFKALGAGKK
SLMLEEFIPF KKEISVIAAR SLTGEMKVYP IGENEHRENI LYQTKVPAQI SAKLKKRAKE
LAQAVLQLFE GIGIFCVEMF VTEAEQLLVN EIAPRPHNSG HYTIEACLTS QFEQHIRAIT
GLPLGATNLI RPAVMHNILG SGQSGKAQLI GLDLALALEG VKVHIYQKSI SRPGRKMGHL
TVTAAKLEKA AANALKASQL IEIKGKP
//
