ID E1TAF4_BURSG Unreviewed; 350 AA.
AC E1TAF4;
DT 30-NOV-2010, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2010, sequence version 1.
DT 27-MAR-2024, entry version 56.
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=BC1003_1934 {ECO:0000313|EMBL:ADN57897.1};
OS Burkholderia sp. (strain CCGE1003).
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Burkholderiaceae; Burkholderia.
OX NCBI_TaxID=640512 {ECO:0000313|EMBL:ADN57897.1};
RN [1] {ECO:0000313|EMBL:ADN57897.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=CCGE1003 {ECO:0000313|EMBL:ADN57897.1};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Cheng J.-F., Bruce D., Goodwin L.,
RA Pitluck S., Daligault H., Davenport K., Detter J.C., Han C., Tapia R.,
RA Land M., Hauser L., Jeffries C., Kyrpides N., Ivanova N., Ovchinnikova G.,
RA Martinez-Romero E., Rogel M.A., Auchtung J., Tiedje J.M., Woyke T.;
RT "Complete sequence of chromosome1 of Burkholderia sp. CCGE1003.";
RL Submitted (SEP-2010) 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; CP002217; ADN57897.1; -; Genomic_DNA.
DR AlphaFoldDB; E1TAF4; -.
DR STRING; 640512.BC1003_1934; -.
DR KEGG; bgf:BC1003_1934; -.
DR eggNOG; COG0590; Bacteria.
DR HOGENOM; CLU_791496_0_0_4; -.
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};
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 179..290
FT /note="CMP/dCMP-type deaminase"
FT /evidence="ECO:0000259|PROSITE:PS51747"
FT REGION 62..176
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 72..91
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 111..172
FT /note="Pro residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT ACT_SITE 232
FT /note="Proton donor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 230
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 260
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
FT BINDING 263
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00972"
SQ SEQUENCE 350 AA; 35259 MW; B961E4E8A9CF029B CRC64;
MSVPANPCGA PLADADRLEA GKASAAPLEG ASGVDLIGGD AACGTAGAGF AATTQAARTS
KVPAATASDP AAQASVAHTA SAPTTAEHTA TGRTPAAHAY ATQTPAHHTP AEPTPAEPTP
AQPTPAQPTP AQPTPAQPTP AQPTPAEPTP AEPTPAEPTP AEPTPAEPTP TTPAPTVSER
DLRFMALAQA AAEEARAAGE VPVGAVLVRG DEVIAKGFNH PISAHDPSAH AEMVALRAAA
QVVENYRLPG CELYVTLEPC LMCAGAIMHA RIARVVFGAR DPKTGACGSV VDAFANPQLN
HHTEVTGGVL ENECGAALKS FFAERRRASR DARAAARAGN GAQAEPNEPR
//
