ID   VPC44_MYCTO             Reviewed;         142 AA.
AC   P9WF52; L0TEZ7; O53372; Q7D5Q0;
DT   16-APR-2014, integrated into UniProtKB/Swiss-Prot.
DT   16-APR-2014, sequence version 1.
DT   03-AUG-2022, entry version 41.
DE   RecName: Full=Ribonuclease VapC44 {ECO:0000255|HAMAP-Rule:MF_00265};
DE            Short=RNase VapC44 {ECO:0000255|HAMAP-Rule:MF_00265};
DE            EC=3.1.-.- {ECO:0000255|HAMAP-Rule:MF_00265};
DE   AltName: Full=Toxin VapC44 {ECO:0000255|HAMAP-Rule:MF_00265};
GN   Name=vapC44 {ECO:0000255|HAMAP-Rule:MF_00265}; OrderedLocusNames=MT3421;
OS   Mycobacterium tuberculosis (strain CDC 1551 / Oshkosh).
OC   Bacteria; Actinobacteria; Corynebacteriales; Mycobacteriaceae;
OC   Mycobacterium; Mycobacterium tuberculosis complex.
OX   NCBI_TaxID=83331;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CDC 1551 / Oshkosh;
RX   PubMed=12218036; DOI=10.1128/jb.184.19.5479-5490.2002;
RA   Fleischmann R.D., Alland D., Eisen J.A., Carpenter L., White O.,
RA   Peterson J.D., DeBoy R.T., Dodson R.J., Gwinn M.L., Haft D.H., Hickey E.K.,
RA   Kolonay J.F., Nelson W.C., Umayam L.A., Ermolaeva M.D., Salzberg S.L.,
RA   Delcher A., Utterback T.R., Weidman J.F., Khouri H.M., Gill J., Mikula A.,
RA   Bishai W., Jacobs W.R. Jr., Venter J.C., Fraser C.M.;
RT   "Whole-genome comparison of Mycobacterium tuberculosis clinical and
RT   laboratory strains.";
RL   J. Bacteriol. 184:5479-5490(2002).
CC   -!- FUNCTION: Toxic component of a type II toxin-antitoxin (TA) system. An
CC       RNase. Its cognate antitoxin is VapB44 (By similarity).
CC       {ECO:0000255|HAMAP-Rule:MF_00265}.
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00265};
CC   -!- SIMILARITY: Belongs to the PINc/VapC protein family.
CC       {ECO:0000255|HAMAP-Rule:MF_00265}.
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DR   EMBL; AE000516; AAK47763.1; -; Genomic_DNA.
DR   PIR; G70843; G70843.
DR   RefSeq; WP_003417282.1; NZ_KK341227.1.
DR   AlphaFoldDB; P9WF52; -.
DR   SMR; P9WF52; -.
DR   EnsemblBacteria; AAK47763; AAK47763; MT3421.
DR   KEGG; mtc:MT3421; -.
DR   PATRIC; fig|83331.31.peg.3680; -.
DR   HOGENOM; CLU_145365_0_0_11; -.
DR   Proteomes; UP000001020; Chromosome.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0004540; F:ribonuclease activity; IEA:InterPro.
DR   GO; GO:0045926; P:negative regulation of growth; IEA:UniProt.
DR   HAMAP; MF_00265; VapC_Nob1; 1.
DR   InterPro; IPR006226; Mtu_PIN.
DR   InterPro; IPR029060; PIN-like_dom_sf.
DR   InterPro; IPR002716; PIN_dom.
DR   InterPro; IPR022907; VapC_family.
DR   Pfam; PF01850; PIN; 1.
DR   SUPFAM; SSF88723; SSF88723; 1.
DR   TIGRFAMs; TIGR00028; Mtu_PIN_fam; 1.
PE   3: Inferred from homology;
KW   Hydrolase; Magnesium; Metal-binding; Nuclease; Toxin-antitoxin system.
FT   CHAIN           1..142
FT                   /note="Ribonuclease VapC44"
FT                   /id="PRO_0000428599"
FT   DOMAIN          4..126
FT                   /note="PINc"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00265"
FT   BINDING         6
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00265"
FT   BINDING         105
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00265"
SQ   SEQUENCE   142 AA;  15834 MW;  07FF3749A80AE028 CRC64;
     MRALLDVNVL LALLDRDHVD HERARAWITG QIERGWASCA ITQNGFVRVI SQPRYPSPIS
     VAHAIDLLAR ATHTRYHEFW SCTVSILDSK VIDRSRLHSP KQVTDAYLLA LAVAHDGRFV
     TFDQSIALTA VPGATKQHLA TL