ID A0A3D8L883_9BACT Unreviewed; 305 AA.
AC A0A3D8L883;
DT 16-JAN-2019, integrated into UniProtKB/TrEMBL.
DT 16-JAN-2019, sequence version 1.
DT 24-JAN-2024, entry version 13.
DE RecName: Full=Ribonuclease Z {ECO:0000256|HAMAP-Rule:MF_01818};
DE Short=RNase Z {ECO:0000256|HAMAP-Rule:MF_01818};
DE EC=3.1.26.11 {ECO:0000256|HAMAP-Rule:MF_01818};
DE AltName: Full=tRNA 3 endonuclease {ECO:0000256|HAMAP-Rule:MF_01818};
DE AltName: Full=tRNase Z {ECO:0000256|HAMAP-Rule:MF_01818};
GN Name=rnz {ECO:0000256|HAMAP-Rule:MF_01818};
GN ORFNames=DXT99_18970 {ECO:0000313|EMBL:RDV13619.1};
OS Pontibacter diazotrophicus.
OC Bacteria; Bacteroidota; Cytophagia; Cytophagales; Hymenobacteraceae;
OC Pontibacter.
OX NCBI_TaxID=1400979 {ECO:0000313|EMBL:RDV13619.1, ECO:0000313|Proteomes:UP000256708};
RN [1] {ECO:0000313|Proteomes:UP000256708}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=H4X {ECO:0000313|Proteomes:UP000256708};
RA Liu Z.-W., Du Z.-J.;
RL Submitted (AUG-2018) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Zinc phosphodiesterase, which displays some tRNA 3'-
CC processing endonuclease activity. Probably involved in tRNA maturation,
CC by removing a 3'-trailer from precursor tRNA. {ECO:0000256|HAMAP-
CC Rule:MF_01818}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Endonucleolytic cleavage of RNA, removing extra 3' nucleotides
CC from tRNA precursor, generating 3' termini of tRNAs. A 3'-hydroxy
CC group is left at the tRNA terminus and a 5'-phosphoryl group is left
CC at the trailer molecule.; EC=3.1.26.11; Evidence={ECO:0000256|HAMAP-
CC Rule:MF_01818};
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_01818};
CC Note=Binds 2 Zn(2+) ions. {ECO:0000256|HAMAP-Rule:MF_01818};
CC -!- SUBUNIT: Homodimer. {ECO:0000256|ARBA:ARBA00011738, ECO:0000256|HAMAP-
CC Rule:MF_01818}.
CC -!- SIMILARITY: Belongs to the RNase Z family. {ECO:0000256|HAMAP-
CC Rule:MF_01818}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:RDV13619.1}.
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DR EMBL; QRGR01000022; RDV13619.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A3D8L883; -.
DR OrthoDB; 9800940at2; -.
DR Proteomes; UP000256708; Unassembled WGS sequence.
DR GO; GO:0042781; F:3'-tRNA processing endoribonuclease activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR CDD; cd07717; RNaseZ_ZiPD-like_MBL-fold; 1.
DR Gene3D; 3.60.15.10; Ribonuclease Z/Hydroxyacylglutathione hydrolase-like; 1.
DR HAMAP; MF_01818; RNase_Z_BN; 1.
DR InterPro; IPR001279; Metallo-B-lactamas.
DR InterPro; IPR036866; RibonucZ/Hydroxyglut_hydro.
DR InterPro; IPR013471; RNase_Z/BN.
DR PANTHER; PTHR46018; ZINC PHOSPHODIESTERASE ELAC PROTEIN 1; 1.
DR PANTHER; PTHR46018:SF2; ZINC PHOSPHODIESTERASE ELAC PROTEIN 1; 1.
DR Pfam; PF12706; Lactamase_B_2; 1.
DR SUPFAM; SSF56281; Metallo-hydrolase/oxidoreductase; 1.
PE 3: Inferred from homology;
KW Endonuclease {ECO:0000256|ARBA:ARBA00022759, ECO:0000256|HAMAP-
KW Rule:MF_01818};
KW Hydrolase {ECO:0000256|ARBA:ARBA00022801, ECO:0000256|HAMAP-Rule:MF_01818};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723, ECO:0000256|HAMAP-
KW Rule:MF_01818};
KW Nuclease {ECO:0000256|ARBA:ARBA00022722, ECO:0000256|HAMAP-Rule:MF_01818};
KW Reference proteome {ECO:0000313|Proteomes:UP000256708};
KW tRNA processing {ECO:0000256|ARBA:ARBA00022694, ECO:0000256|HAMAP-
KW Rule:MF_01818};
KW Zinc {ECO:0000256|ARBA:ARBA00022833, ECO:0000256|HAMAP-Rule:MF_01818}.
FT DOMAIN 34..155
FT /note="Metallo-beta-lactamase"
FT /evidence="ECO:0000259|Pfam:PF12706"
FT ACT_SITE 66
FT /note="Proton acceptor"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 62
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 64
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 66
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 67
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 142
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 212
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 212
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
FT BINDING 270
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_01818"
SQ SEQUENCE 305 AA; 35166 MW; A4584BEBBE761D9A CRC64;
MDFELRILGS SSATPSANRH HTAQVLTIDN QYHLIDCGEG TQMQLMQYKI KHQRICNIYI
SHLHGDHYFG LAGLLSSMHL QGRHTPLYLF GPPGLIEILS LQFKYSGTNL CYPLIFHELD
TTSHKKIFEN KQITVHTIPM EHRVPCCGFL FREKQKARPL IKEKLPPFLT PPQLVSLKWG
EDVTDEHGNV LVYNRDVTME PKRSRSYAYC SDSRFKPTLL PYLHYVDLLY HEATFTDELR
ERAYYTFHST ARQAAELAAA AQVRRLLIGH FSVRYKDLTP LLTEAQEVFP QADLATEGSI
FCIRE
//