ID Q2RMH4_MOOTA Unreviewed; 150 AA.
AC Q2RMH4;
DT 24-JAN-2006, integrated into UniProtKB/TrEMBL.
DT 24-JAN-2006, sequence version 1.
DT 27-MAR-2024, entry version 87.
DE RecName: Full=tRNA-specific adenosine deaminase {ECO:0000256|HAMAP-Rule:MF_00972};
DE EC=3.5.4.33 {ECO:0000256|HAMAP-Rule:MF_00972};
GN Name=tadA {ECO:0000256|HAMAP-Rule:MF_00972};
GN OrderedLocusNames=Moth_0025 {ECO:0000313|EMBL:ABC18365.1};
OS Moorella thermoacetica (strain ATCC 39073 / JCM 9320).
OC Bacteria; Bacillota; Clostridia; Moorellales; Moorellaceae; Moorella.
OX NCBI_TaxID=264732 {ECO:0000313|EMBL:ABC18365.1};
RN [1] {ECO:0000313|EMBL:ABC18365.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=ATCC 39073 {ECO:0000313|EMBL:ABC18365.1};
RG US DOE Joint Genome Institute;
RA Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T.,
RA Hammon N., Israni S., Pitluck S., Chertkov O., Saunders E.H., Brettin T.,
RA Bruce D., Han C., Tapia R., Gilna P., Schmutz J., Larimer F., Land M.,
RA Kyrpides N., Anderson I., Richardson P., Ragsdale S.;
RT "Complete sequence of Moorella thermoacetica ATCC 39073.";
RL Submitted (DEC-2005) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the deamination of adenosine to inosine at the
CC wobble position 34 of tRNA(Arg2). {ECO:0000256|HAMAP-Rule:MF_00972}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=adenosine(34) in tRNA + H(+) + H2O = inosine(34) in tRNA +
CC NH4(+); Xref=Rhea:RHEA:43168, Rhea:RHEA-COMP:10373, Rhea:RHEA-
CC COMP:10374, ChEBI:CHEBI:15377, ChEBI:CHEBI:15378, ChEBI:CHEBI:28938,
CC ChEBI:CHEBI:74411, ChEBI:CHEBI:82852; EC=3.5.4.33;
CC Evidence={ECO:0000256|ARBA:ARBA00001103, ECO:0000256|HAMAP-
CC Rule:MF_00972};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00972};
CC Note=Binds 1 zinc ion per subunit. {ECO:0000256|HAMAP-Rule:MF_00972};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC Rule:MF_00972}.
CC -!- SIMILARITY: Belongs to the cytidine and deoxycytidylate deaminase
CC family. ADAT2 subfamily. {ECO:0000256|ARBA:ARBA00010669}.
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DR EMBL; CP000232; ABC18365.1; -; Genomic_DNA.
DR RefSeq; YP_428908.1; NC_007644.1.
DR AlphaFoldDB; Q2RMH4; -.
DR STRING; 264732.Moth_0025; -.
DR EnsemblBacteria; ABC18365; ABC18365; Moth_0025.
DR KEGG; mta:Moth_0025; -.
DR PATRIC; fig|264732.11.peg.26; -.
DR eggNOG; COG0590; Bacteria.
DR HOGENOM; CLU_025810_3_2_9; -.
DR OrthoDB; 9802676at2; -.
DR GO; GO:0052717; F:tRNA-specific adenosine-34 deaminase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0002100; P:tRNA wobble adenosine to inosine editing; IEA:UniProtKB-UniRule.
DR CDD; cd01285; nucleoside_deaminase; 1.
DR Gene3D; 3.40.140.10; Cytidine Deaminase, domain 2; 1.
DR HAMAP; MF_00972; tRNA_aden_deaminase; 1.
DR InterPro; IPR016192; APOBEC/CMP_deaminase_Zn-bd.
DR InterPro; IPR002125; CMP_dCMP_dom.
DR InterPro; IPR016193; Cytidine_deaminase-like.
DR InterPro; IPR028883; tRNA_aden_deaminase.
DR PANTHER; PTHR11079:SF179; CYTOSINE DEAMINASE; 1.
DR PANTHER; PTHR11079; CYTOSINE DEAMINASE FAMILY MEMBER; 1.
DR Pfam; PF14437; MafB19-deam; 1.
DR SUPFAM; SSF53927; Cytidine deaminase-like; 1.
DR PROSITE; PS00903; CYT_DCMP_DEAMINASES_1; 1.
DR PROSITE; PS51747; CYT_DCMP_DEAMINASES_2; 1.
PE 3: Inferred from homology;
KW Hydrolase {ECO:0000256|HAMAP-Rule:MF_00972, ECO:0000313|EMBL:ABC18365.1};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_00972};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_00972};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_00972}.
FT DOMAIN 1..110
FT /note="CMP/dCMP-type deaminase"
FT /evidence="ECO:0000259|PROSITE:PS51747"
FT ACT_SITE 54
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 52
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 82
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 85
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
SQ SEQUENCE 150 AA; 16547 MW; A96DFBC0B5BBD617 CRC64;
MDHHFYMGEA LDEARKAFDL GEVPIGAVIV AGGEIIARAG NRRETLADPT AHAEIIALRA
AARVRGDWRL TGATLYVTLE PCPMCAGALV QARIRQLVYG APDLRSGAVD SVVNLVENPH
FDHQVEVIPG IREEECRELI KKFFQMRRDG
//
