ID A0A1H3EVU4_ALLWA Unreviewed; 187 AA.
AC A0A1H3EVU4;
DT 22-NOV-2017, integrated into UniProtKB/TrEMBL.
DT 22-NOV-2017, sequence version 1.
DT 27-MAR-2024, entry version 23.
DE RecName: Full=Bifunctional adenosylcobalamin biosynthesis protein {ECO:0000256|PIRNR:PIRNR006135};
DE EC=2.7.1.156 {ECO:0000256|PIRNR:PIRNR006135};
DE EC=2.7.7.62 {ECO:0000256|PIRNR:PIRNR006135};
GN ORFNames=SAMN05421644_1156 {ECO:0000313|EMBL:SDX82856.1};
OS Allochromatium warmingii (Chromatium warmingii).
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Chromatiales; Chromatiaceae;
OC Allochromatium.
OX NCBI_TaxID=61595 {ECO:0000313|EMBL:SDX82856.1, ECO:0000313|Proteomes:UP000198672};
RN [1] {ECO:0000313|Proteomes:UP000198672}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 173 {ECO:0000313|Proteomes:UP000198672};
RA Varghese N., Submissions S.;
RL Submitted (OCT-2016) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes ATP-dependent phosphorylation of adenosylcobinamide
CC and addition of GMP to adenosylcobinamide phosphate.
CC {ECO:0000256|ARBA:ARBA00003889, ECO:0000256|PIRNR:PIRNR006135}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=adenosylcob(III)inamide + ATP = adenosylcob(III)inamide
CC phosphate + ADP + H(+); Xref=Rhea:RHEA:15769, ChEBI:CHEBI:2480,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:30616, ChEBI:CHEBI:58502,
CC ChEBI:CHEBI:456216; EC=2.7.1.156;
CC Evidence={ECO:0000256|ARBA:ARBA00000312,
CC ECO:0000256|PIRNR:PIRNR006135};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=adenosylcob(III)inamide + GTP = adenosylcob(III)inamide
CC phosphate + GDP + H(+); Xref=Rhea:RHEA:15765, ChEBI:CHEBI:2480,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:37565, ChEBI:CHEBI:58189,
CC ChEBI:CHEBI:58502; EC=2.7.1.156;
CC Evidence={ECO:0000256|ARBA:ARBA00001522};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=adenosylcob(III)inamide phosphate + GTP + H(+) =
CC adenosylcob(III)inamide-GDP + diphosphate; Xref=Rhea:RHEA:22712,
CC ChEBI:CHEBI:15378, ChEBI:CHEBI:33019, ChEBI:CHEBI:37565,
CC ChEBI:CHEBI:58502, ChEBI:CHEBI:60487; EC=2.7.7.62;
CC Evidence={ECO:0000256|ARBA:ARBA00000711,
CC ECO:0000256|PIRNR:PIRNR006135};
CC -!- PATHWAY: Cofactor biosynthesis; adenosylcobalamin biosynthesis;
CC adenosylcobalamin from cob(II)yrinate a,c-diamide: step 5/7.
CC {ECO:0000256|ARBA:ARBA00005159, ECO:0000256|PIRNR:PIRNR006135}.
CC -!- PATHWAY: Cofactor biosynthesis; adenosylcobalamin biosynthesis;
CC adenosylcobalamin from cob(II)yrinate a,c-diamide: step 6/7.
CC {ECO:0000256|ARBA:ARBA00004692, ECO:0000256|PIRNR:PIRNR006135}.
CC -!- SIMILARITY: Belongs to the CobU/CobP family.
CC {ECO:0000256|ARBA:ARBA00007490, ECO:0000256|PIRNR:PIRNR006135}.
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DR EMBL; FNOW01000015; SDX82856.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1H3EVU4; -.
DR STRING; 61595.SAMN05421644_1156; -.
DR OrthoDB; 9788370at2; -.
DR UniPathway; UPA00148; UER00236.
DR Proteomes; UP000198672; Unassembled WGS sequence.
DR GO; GO:0036429; F:adenosylcobinamide kinase (ATP-specific) activity; IEA:RHEA.
DR GO; GO:0036428; F:adenosylcobinamide kinase (GTP-specific) activity; IEA:RHEA.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0008820; F:cobinamide phosphate guanylyltransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0005525; F:GTP binding; IEA:UniProtKB-UniRule.
DR GO; GO:0009236; P:cobalamin biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0016310; P:phosphorylation; IEA:UniProtKB-KW.
DR CDD; cd00544; CobU; 1.
DR Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR InterPro; IPR003203; CobU/CobP.
DR InterPro; IPR027417; P-loop_NTPase.
DR PANTHER; PTHR34848; -; 1.
DR PANTHER; PTHR34848:SF1; BIFUNCTIONAL ADENOSYLCOBALAMIN BIOSYNTHESIS PROTEIN COBU; 1.
DR Pfam; PF02283; CobU; 1.
DR PIRSF; PIRSF006135; CobU; 1.
DR SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|ARBA:ARBA00022840, ECO:0000256|PIRNR:PIRNR006135};
KW Cobalamin biosynthesis {ECO:0000256|PIRNR:PIRNR006135};
KW GTP-binding {ECO:0000256|PIRNR:PIRNR006135, ECO:0000256|PIRSR:PIRSR006135-
KW 2}; Kinase {ECO:0000256|PIRNR:PIRNR006135, ECO:0000313|EMBL:SDX82856.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR006135};
KW Nucleotidyltransferase {ECO:0000313|EMBL:SDX82856.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000198672};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR006135}.
FT ACT_SITE 57
FT /note="GMP-histidine intermediate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-1"
FT BINDING 14..21
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
FT BINDING 39..41
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
FT BINDING 58..61
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
FT BINDING 91
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
SQ SEQUENCE 187 AA; 20426 MW; 9B04FBA757236270 CRC64;
MDNTHAQTTI LVTGPARSGK SEWAERLAHE SGRPVLYIAT AREDPDDADW TARIAAHRQR
RPAHWLTLCS PTELELALLT VGTGECCLLV DSLGTWVANL LELDDAAWST HCAQVLDALV
QRPAALVILV AEETGWGVIP AYPQGRVFRD RLGALVRRLG PRADATYLVT GGYALDLRRL
GVPIDRA
//