ID   RIR2H_MYCTA             Reviewed;         314 AA.
AC   A5TYV8;
DT   26-MAY-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-JUL-2007, sequence version 1.
DT   03-AUG-2022, entry version 84.
DE   RecName: Full=R2-like ligand binding oxidase;
DE            EC=1.-.-.-;
DE   AltName: Full=Ribonucleotide reductase R2 subunit homolog;
DE   AltName: Full=Ribonucleotide reductase small subunit homolog;
GN   OrderedLocusNames=MRA_0241;
OS   Mycobacterium tuberculosis (strain ATCC 25177 / H37Ra).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium; Mycobacterium tuberculosis complex.
OX   NCBI_TaxID=419947;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 25177 / H37Ra;
RX   PubMed=18584054; DOI=10.1371/journal.pone.0002375;
RA   Zheng H., Lu L., Wang B., Pu S., Zhang X., Zhu G., Shi W., Zhang L.,
RA   Wang H., Wang S., Zhao G., Zhang Y.;
RT   "Genetic basis of virulence attenuation revealed by comparative genomic
RT   analysis of Mycobacterium tuberculosis strain H37Ra versus H37Rv.";
RL   PLoS ONE 3:E2375-E2375(2008).
CC   -!- FUNCTION: Probable oxidase that might be involved in lipid metabolism.
CC       {ECO:0000250}.
CC   -!- COFACTOR:
CC       Name=Fe cation; Xref=ChEBI:CHEBI:24875;
CC       Note=Binds 1 Fe cation per subunit.;
CC   -!- COFACTOR:
CC       Name=Mn(2+); Xref=ChEBI:CHEBI:29035; Evidence={ECO:0000250};
CC       Note=Binds 1 manganese ion per subunit. The iron and manganese ions
CC       form a dinuclear manganese-iron cluster. {ECO:0000250};
CC   -!- SUBUNIT: Homodimer. {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the ribonucleoside diphosphate reductase small
CC       chain family. R2-like ligand binding oxidase subfamily. {ECO:0000305}.
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DR   EMBL; CP000611; ABQ71958.1; -; Genomic_DNA.
DR   RefSeq; WP_003911100.1; NZ_CP016972.1.
DR   AlphaFoldDB; A5TYV8; -.
DR   SMR; A5TYV8; -.
DR   STRING; 419947.MRA_0241; -.
DR   EnsemblBacteria; ABQ71958; ABQ71958; MRA_0241.
DR   KEGG; mra:MRA_0241; -.
DR   eggNOG; COG0208; Bacteria.
DR   HOGENOM; CLU_072736_0_0_11; -.
DR   OMA; GNAKFWN; -.
DR   OrthoDB; 1384440at2; -.
DR   Proteomes; UP000001988; Chromosome.
DR   GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR   GO; GO:0016491; F:oxidoreductase activity; IEA:UniProtKB-KW.
DR   GO; GO:0009263; P:deoxyribonucleotide biosynthetic process; IEA:InterPro.
DR   CDD; cd07911; RNRR2_Rv0233_like; 1.
DR   Gene3D; 1.10.620.20; -; 1.
DR   InterPro; IPR009078; Ferritin-like_SF.
DR   InterPro; IPR033908; R2LOX.
DR   InterPro; IPR012348; RNR-like.
DR   InterPro; IPR000358; RNR_small_fam.
DR   PANTHER; PTHR23409; PTHR23409; 1.
DR   Pfam; PF00268; Ribonuc_red_sm; 1.
DR   SUPFAM; SSF47240; SSF47240; 1.
PE   3: Inferred from homology;
KW   Iron; Manganese; Metal-binding; Oxidoreductase.
FT   CHAIN           1..314
FT                   /note="R2-like ligand binding oxidase"
FT                   /id="PRO_0000375433"
FT   BINDING         68
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000250"
FT   BINDING         101
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000250"
FT   BINDING         101
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000250"
FT   BINDING         104
FT                   /ligand="Mn(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29035"
FT                   /evidence="ECO:0000250"
FT   BINDING         167
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000250"
FT   BINDING         202
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000250"
FT   BINDING         205
FT                   /ligand="Fe cation"
FT                   /ligand_id="ChEBI:CHEBI:24875"
FT                   /evidence="ECO:0000250"
FT   CROSSLNK        71..162
FT                   /note="3-(O4'-tyrosyl)-valine (Val-Tyr)"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   314 AA;  35656 MW;  0AE29D8CA604E94C CRC64;
     MTRTRSGSLA AGGLNWASLP LKLFAGGNAK FWHPADIDFT RDRADWEKLS DDERDYATRL
     CTQFIAGEEA VTEDIQPFMS AMRAEGRLAD EMYLTQFAFE EAKHTQVFRM WLDAVGISED
     LHRYLDDLPA YRQIFYAELP ECLNALSADP SPAAQVRASV TYNHIVEGML ALTGYYAWHK
     ICVERAILPG MQELVRRIGD DERRHMAWGT FTCRRHVAAD DANWTVFETR MNELIPLALR
     LIEEGFALYG DQPPFDLSKD DFLQYSTDKG MRRFGTISNA RGRPVAEIDV DYSPAQLEDT
     FADEDRRTLA AASA