ID A0A418ZZR3_9RHOB Unreviewed; 176 AA.
AC A0A418ZZR3;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 18.
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=D3P06_04670 {ECO:0000313|EMBL:RJL06080.1};
OS Paracoccus aestuarii.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Paracoccus.
OX NCBI_TaxID=453842 {ECO:0000313|EMBL:RJL06080.1, ECO:0000313|Proteomes:UP000285530};
RN [1] {ECO:0000313|EMBL:RJL06080.1, ECO:0000313|Proteomes:UP000285530}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 19484 {ECO:0000313|EMBL:RJL06080.1,
RC ECO:0000313|Proteomes:UP000285530};
RA Jurado V., Gutierrez-Patricio S., Gonzalez-Pimentel J.L., Laiz L.,
RA Saiz-Jimenez C.;
RT "Paracoccus onubensis nov. sp. a moderate halophilic bacterium isolated
RT from Gruta de las Maravillas (Aracena, Spain).";
RL Submitted (SEP-2018) 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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:RJL06080.1}.
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DR EMBL; QZEV01000013; RJL06080.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A418ZZR3; -.
DR OrthoDB; 9788370at2; -.
DR UniPathway; UPA00148; UER00236.
DR Proteomes; UP000285530; 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:RJL06080.1};
KW Nucleotide-binding {ECO:0000256|ARBA:ARBA00022741,
KW ECO:0000256|PIRNR:PIRNR006135};
KW Nucleotidyltransferase {ECO:0000313|EMBL:RJL06080.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000285530};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|PIRNR:PIRNR006135}.
FT ACT_SITE 53
FT /note="GMP-histidine intermediate"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-1"
FT BINDING 12..19
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
FT BINDING 37..39
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
FT BINDING 86
FT /ligand="GTP"
FT /ligand_id="ChEBI:CHEBI:37565"
FT /evidence="ECO:0000256|PIRSR:PIRSR006135-2"
SQ SEQUENCE 176 AA; 19119 MW; 57EEDC2992B7B3B8 CRC64;
MKDRGQITLV TGGARSGKSA LAERLAARHA MPLIYIATAQ PGDAEMAQRI LEHQNRRGGS
WTTVDEPLDL AGALVRTDGQ GVRLVDCLTL WMANAMGSAD FGALVVTLRQ QSCPVILVTN
ELGQGIVPDN ALARRFRDDH GRMNQAVAQA ADQVWMAVAG LPLRLKPRKD DFDDEF
//
