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Database: UniProt
Entry: I2B858_SHIBC
LinkDB: I2B858_SHIBC
Original site: I2B858_SHIBC 
ID   I2B858_SHIBC            Unreviewed;       196 AA.
AC   I2B858; K6WJW9;
DT   11-JUL-2012, integrated into UniProtKB/TrEMBL.
DT   11-JUL-2012, sequence version 1.
DT   24-JAN-2024, entry version 64.
DE   RecName: Full=Corrinoid adenosyltransferase {ECO:0000256|ARBA:ARBA00012454, ECO:0000256|PIRNR:PIRNR015617};
DE            EC=2.5.1.17 {ECO:0000256|ARBA:ARBA00012454, ECO:0000256|PIRNR:PIRNR015617};
DE   AltName: Full=Cob(II)alamin adenosyltransferase {ECO:0000256|PIRNR:PIRNR015617};
DE   AltName: Full=Cob(II)yrinic acid a,c-diamide adenosyltransferase {ECO:0000256|PIRNR:PIRNR015617};
GN   Name=btuR {ECO:0000313|EMBL:AFJ46712.1};
GN   OrderedLocusNames=EBL_c16180 {ECO:0000313|EMBL:AFJ46712.1};
OS   Shimwellia blattae (strain ATCC 29907 / DSM 4481 / JCM 1650 / NBRC 105725 /
OS   CDC 9005-74) (Escherichia blattae).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Shimwellia.
OX   NCBI_TaxID=630626 {ECO:0000313|EMBL:AFJ46712.1, ECO:0000313|Proteomes:UP000001955};
RN   [1] {ECO:0000313|EMBL:AFJ46712.1}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 4481 {ECO:0000313|EMBL:AFJ46712.1};
RX   PubMed=22843577; DOI=10.1128/JB.00829-12;
RA   Brzuszkiewicz E., Waschkowitz T., Wiezer A., Daniel R.;
RT   "Complete genome sequence of the B12-producing Shimwellia blattae strain
RT   DSM 4481, isolated from a cockroach.";
RL   J. Bacteriol. 194:4436-4436(2012).
CC   -!- FUNCTION: Required for both de novo synthesis of the corrin ring for
CC       the assimilation of exogenous corrinoids. Participates in the
CC       adenosylation of a variety of incomplete and complete corrinoids.
CC       {ECO:0000256|ARBA:ARBA00024929, ECO:0000256|PIRNR:PIRNR015617}.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 ATP + 2 cob(II)alamin + reduced [electron-transfer
CC         flavoprotein] = 2 adenosylcob(III)alamin + 3 H(+) + oxidized
CC         [electron-transfer flavoprotein] + 2 triphosphate;
CC         Xref=Rhea:RHEA:28671, Rhea:RHEA-COMP:10685, Rhea:RHEA-COMP:10686,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:16304, ChEBI:CHEBI:18036,
CC         ChEBI:CHEBI:18408, ChEBI:CHEBI:30616, ChEBI:CHEBI:57692,
CC         ChEBI:CHEBI:58307; EC=2.5.1.17;
CC         Evidence={ECO:0000256|ARBA:ARBA00001328,
CC         ECO:0000256|PIRNR:PIRNR015617};
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=2 ATP + 2 cob(II)yrinate a,c diamide + reduced [electron-
CC         transfer flavoprotein] = 2 adenosylcob(III)yrinate a,c-diamide + 3
CC         H(+) + oxidized [electron-transfer flavoprotein] + 2 triphosphate;
CC         Xref=Rhea:RHEA:11528, Rhea:RHEA-COMP:10685, Rhea:RHEA-COMP:10686,
CC         ChEBI:CHEBI:15378, ChEBI:CHEBI:18036, ChEBI:CHEBI:30616,
CC         ChEBI:CHEBI:57692, ChEBI:CHEBI:58307, ChEBI:CHEBI:58503,
CC         ChEBI:CHEBI:58537; EC=2.5.1.17;
CC         Evidence={ECO:0000256|ARBA:ARBA00000143,
CC         ECO:0000256|PIRNR:PIRNR015617};
CC   -!- PATHWAY: Cofactor biosynthesis; adenosylcobalamin biosynthesis;
CC       adenosylcobalamin from cob(II)yrinate a,c-diamide: step 2/7.
CC       {ECO:0000256|ARBA:ARBA00005121, ECO:0000256|PIRNR:PIRNR015617}.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|PIRNR:PIRNR015617}.
CC   -!- SIMILARITY: Belongs to the Cob(I)alamin adenosyltransferase family.
CC       {ECO:0000256|ARBA:ARBA00007487, ECO:0000256|PIRNR:PIRNR015617}.
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DR   EMBL; CP001560; AFJ46712.1; -; Genomic_DNA.
DR   RefSeq; WP_002443092.1; NZ_BAHA01000019.1.
DR   AlphaFoldDB; I2B858; -.
DR   STRING; 630626.EBL_c16180; -.
DR   KEGG; ebt:EBL_c16180; -.
DR   PATRIC; fig|630626.3.peg.1563; -.
DR   eggNOG; COG2109; Bacteria.
DR   HOGENOM; CLU_088595_0_0_6; -.
DR   OMA; HAMGEGF; -.
DR   OrthoDB; 9810309at2; -.
DR   UniPathway; UPA00148; UER00233.
DR   Proteomes; UP000001955; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0008817; F:corrinoid adenosyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0009236; P:cobalamin biosynthetic process; IEA:UniProtKB-UniRule.
DR   GO; GO:0006779; P:porphyrin-containing compound biosynthetic process; IEA:UniProtKB-UniRule.
DR   CDD; cd00561; CobA_ACA; 1.
DR   Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR   InterPro; IPR003724; CblAdoTrfase_CobA.
DR   InterPro; IPR025826; Co_AT_N_dom.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   NCBIfam; TIGR00708; cobA; 1.
DR   PANTHER; PTHR46638; CORRINOID ADENOSYLTRANSFERASE; 1.
DR   PANTHER; PTHR46638:SF1; CORRINOID ADENOSYLTRANSFERASE; 1.
DR   Pfam; PF12557; Co_AT_N; 1.
DR   Pfam; PF02572; CobA_CobO_BtuR; 1.
DR   PIRSF; PIRSF015617; Adensltrnsf_CobA; 1.
DR   SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 1.
PE   3: Inferred from homology;
KW   ATP-binding {ECO:0000256|PIRNR:PIRNR015617};
KW   Cobalamin biosynthesis {ECO:0000256|PIRNR:PIRNR015617};
KW   Cytoplasm {ECO:0000256|PIRNR:PIRNR015617};
KW   Nucleotide-binding {ECO:0000256|PIRNR:PIRNR015617};
KW   Porphyrin biosynthesis {ECO:0000256|ARBA:ARBA00023244,
KW   ECO:0000256|PIRNR:PIRNR015617};
KW   Reference proteome {ECO:0000313|Proteomes:UP000001955};
KW   Transferase {ECO:0000256|PIRNR:PIRNR015617, ECO:0000313|EMBL:AFJ46712.1}.
FT   DOMAIN          3..21
FT                   /note="Cob(I)alamin adenosyltransferase N-terminal"
FT                   /evidence="ECO:0000259|Pfam:PF12557"
SQ   SEQUENCE   196 AA;  21765 MW;  B1CB3DF689CB0070 CRC64;
     MSDQRYRERQ QRVKEKVDSR VANAREERGI IIVFTGNGKG KTTAAFGTAA RATGHGKKVG
     AIQFIKGTWP NGERNLLEPL GVEFQVMATG FTWETQNRES DTAACQAVWQ HAERMLADPA
     LDMVVLDELT YMVAYDYLPL ETVLSALKNR PASQTVIITG RGCHRDILEL ADTVSELRPV
     KHAFEAGVKA QIGIDY
//
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