ID A0A402CRZ9_9BACT Unreviewed; 350 AA.
AC A0A402CRZ9;
DT 08-MAY-2019, integrated into UniProtKB/TrEMBL.
DT 08-MAY-2019, sequence version 1.
DT 27-MAR-2024, entry version 16.
DE RecName: Full=Ribonucleoside-diphosphate reductase subunit beta {ECO:0000256|PIRNR:PIRNR000355};
DE EC=1.17.4.1 {ECO:0000256|PIRNR:PIRNR000355};
GN Name=nrdB {ECO:0000313|EMBL:BDI28194.1};
GN ORFNames=CCAX7_002450 {ECO:0000313|EMBL:BDI28194.1}, CCAX7_12300
GN {ECO:0000313|EMBL:GCE52716.1};
OS Capsulimonas corticalis.
OC Bacteria; Armatimonadota; Armatimonadia; Capsulimonadales;
OC Capsulimonadaceae; Capsulimonas.
OX NCBI_TaxID=2219043 {ECO:0000313|EMBL:GCE52716.1};
RN [1] {ECO:0000313|EMBL:GCE52716.1}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AX-7 {ECO:0000313|EMBL:GCE52716.1};
RA Li J., Tonouchi A.;
RT "Draft Genome Sequence of Capsulimonas corticalis strain AX-7.";
RL Int. J. Syst. Evol. Microbiol. 0:0-0(2018).
RN [2] {ECO:0000313|EMBL:BDI28194.1, ECO:0000313|Proteomes:UP000287394}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AX-7 {ECO:0000313|EMBL:BDI28194.1,
RC ECO:0000313|Proteomes:UP000287394};
RA Li J., Kudo C., Tonouchi A.;
RT "Capsulimonas corticalis gen. nov., sp. nov., an aerobic capsulated
RT bacterium, of a novel bacterial order, Capsulimonadales ord. nov., of the
RT class Armatimonadia of the phylum Armatimonadetes.";
RL Int. J. Syst. Evol. Microbiol. 69:220-226(2019).
RN [3] {ECO:0000313|EMBL:BDI28194.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=AX-7 {ECO:0000313|EMBL:BDI28194.1};
RA Li J., Tonouchi A.;
RL Submitted (MAY-2022) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Provides the precursors necessary for DNA synthesis.
CC Catalyzes the biosynthesis of deoxyribonucleotides from the
CC corresponding ribonucleotides. {ECO:0000256|PIRNR:PIRNR000355}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=[thioredoxin]-disulfide + a 2'-deoxyribonucleoside 5'-
CC diphosphate + H2O = [thioredoxin]-dithiol + a ribonucleoside 5'-
CC diphosphate; Xref=Rhea:RHEA:23252, Rhea:RHEA-COMP:10698, Rhea:RHEA-
CC COMP:10700, ChEBI:CHEBI:15377, ChEBI:CHEBI:29950, ChEBI:CHEBI:50058,
CC ChEBI:CHEBI:57930, ChEBI:CHEBI:73316; EC=1.17.4.1;
CC Evidence={ECO:0000256|PIRNR:PIRNR000355};
CC -!- COFACTOR:
CC Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC Evidence={ECO:0000256|PIRNR:PIRNR000355,
CC ECO:0000256|PIRSR:PIRSR000355-2};
CC Note=Binds 2 iron ions per subunit. {ECO:0000256|PIRNR:PIRNR000355,
CC ECO:0000256|PIRSR:PIRSR000355-2};
CC -!- SIMILARITY: Belongs to the ribonucleoside diphosphate reductase small
CC chain family. {ECO:0000256|ARBA:ARBA00009303,
CC ECO:0000256|PIRNR:PIRNR000355}.
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DR EMBL; AP025739; BDI28194.1; -; Genomic_DNA.
DR EMBL; BHFQ01000002; GCE52716.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A402CRZ9; -.
DR KEGG; ccot:CCAX7_002450; -.
DR InParanoid; A0A402CRZ9; -.
DR OrthoDB; 9766544at2; -.
DR UniPathway; UPA00326; -.
DR Proteomes; UP000287394; Chromosome.
DR GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0004748; F:ribonucleoside-diphosphate reductase activity, thioredoxin disulfide as acceptor; IEA:UniProtKB-EC.
DR GO; GO:0009263; P:deoxyribonucleotide biosynthetic process; IEA:UniProtKB-KW.
DR CDD; cd01049; RNRR2; 1.
DR Gene3D; 1.10.620.20; Ribonucleotide Reductase, subunit A; 1.
DR InterPro; IPR009078; Ferritin-like_SF.
DR InterPro; IPR012348; RNR-like.
DR InterPro; IPR033909; RNR_small.
DR InterPro; IPR000358; RNR_small_fam.
DR PANTHER; PTHR23409; RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SMALL CHAIN; 1.
DR PANTHER; PTHR23409:SF18; RIBONUCLEOSIDE-DIPHOSPHATE REDUCTASE SUBUNIT M2; 1.
DR Pfam; PF00268; Ribonuc_red_sm; 1.
DR PIRSF; PIRSF000355; NrdB; 1.
DR SUPFAM; SSF47240; Ferritin-like; 1.
PE 3: Inferred from homology;
KW Deoxyribonucleotide synthesis {ECO:0000256|PIRNR:PIRNR000355};
KW Iron {ECO:0000256|PIRNR:PIRNR000355, ECO:0000256|PIRSR:PIRSR000355-2};
KW Membrane {ECO:0000256|SAM:Phobius};
KW Metal-binding {ECO:0000256|PIRNR:PIRNR000355,
KW ECO:0000256|PIRSR:PIRSR000355-2};
KW Oxidoreductase {ECO:0000256|PIRNR:PIRNR000355};
KW Reference proteome {ECO:0000313|Proteomes:UP000287394};
KW Transmembrane {ECO:0000256|SAM:Phobius};
KW Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT TRANSMEM 189..210
FT /note="Helical"
FT /evidence="ECO:0000256|SAM:Phobius"
FT BINDING 92
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 123
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 123
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 126
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 196
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 230
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
FT BINDING 233
FT /ligand="Fe cation"
FT /ligand_id="ChEBI:CHEBI:24875"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR000355-2"
SQ SEQUENCE 350 AA; 40135 MW; DCCAFD157711AE36 CRC64;
MNYTETTLPT VAEPASAPAR KRLINSSQVD VNQLMPLQYH WAWEHYVNGC ANHWMPTEVS
MGADIALWGS NGLTDAERLV ILRNLGFFST AESLVGNNLV LAIFKHITNA ECRQYLLRQA
FEEAVHTHTF LYIVDSLGLS EREVFNMYRE VPAISRKDEF EMALTADVLD PNFSTETFEG
GQKFLENLIG YYLIMEGIFF YTGFVMILSF HRQNRMTGIG EQFQYILRDE TTHLNFGIDL
INGIKQENPH LWTPEFQARI LDLVDQAVSL EIAYAWDCLP EGILGLNGDL FQEYVRHIAD
RRLERIGLPA QYGASNPFPW MSETMDLGKE KNFFETRVTE YQSAAGLTWD
//
