RBN_SHIB3
ID RBN_SHIB3 Reviewed; 305 AA.
AC B2TW54;
DT 28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT 01-JUL-2008, sequence version 1.
DT 03-AUG-2022, entry version 76.
DE RecName: Full=Ribonuclease BN {ECO:0000255|HAMAP-Rule:MF_01818};
DE Short=RNase BN {ECO:0000255|HAMAP-Rule:MF_01818};
DE EC=3.1.-.- {ECO:0000255|HAMAP-Rule:MF_01818};
DE AltName: Full=Ribonuclease Z homolog {ECO:0000255|HAMAP-Rule:MF_01818};
DE Short=RNase Z homolog {ECO:0000255|HAMAP-Rule:MF_01818};
GN Name=rbn {ECO:0000255|HAMAP-Rule:MF_01818}; Synonyms=rnz;
GN OrderedLocusNames=SbBS512_E2647;
OS Shigella boydii serotype 18 (strain CDC 3083-94 / BS512).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Shigella.
OX NCBI_TaxID=344609;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CDC 3083-94 / BS512;
RA Rasko D.A., Rosovitz M., Maurelli A.T., Myers G., Seshadri R., Cer R.,
RA Jiang L., Ravel J., Sebastian Y.;
RT "Complete sequence of Shigella boydii serotype 18 strain BS512.";
RL Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Zinc phosphodiesterase, which has both exoribonuclease and
CC endoribonuclease activities. {ECO:0000255|HAMAP-Rule:MF_01818}.
CC -!- COFACTOR:
CC Name=Zn(2+); Xref=ChEBI:CHEBI:29105;
CC Evidence={ECO:0000255|HAMAP-Rule:MF_01818};
CC Note=Binds 2 Zn(2+) ions. {ECO:0000255|HAMAP-Rule:MF_01818};
CC -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01818}.
CC -!- SIMILARITY: Belongs to the RNase Z family. RNase BN subfamily.
CC {ECO:0000255|HAMAP-Rule:MF_01818}.
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DR EMBL; CP001063; ACD09128.1; -; Genomic_DNA.
DR RefSeq; WP_001424321.1; NC_010658.1.
DR AlphaFoldDB; B2TW54; -.
DR SMR; B2TW54; -.
DR STRING; 344609.SbBS512_E2647; -.
DR EnsemblBacteria; ACD09128; ACD09128; SbBS512_E2647.
DR KEGG; sbc:SbBS512_E2647; -.
DR HOGENOM; CLU_031317_2_0_6; -.
DR OMA; GTQRQMM; -.
DR Proteomes; UP000001030; Chromosome.
DR GO; GO:0016891; F:endoribonuclease activity, producing 5'-phosphomonoesters; IEA:InterPro.
DR GO; GO:0004527; F:exonuclease activity; IEA:UniProtKB-UniRule.
DR GO; GO:0008270; F:zinc ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0042779; P:tRNA 3'-trailer cleavage; IEA:InterPro.
DR CDD; cd07717; RNaseZ_ZiPD-like_MBL-fold; 1.
DR Gene3D; 3.60.15.10; -; 1.
DR HAMAP; MF_01818; RNase_Z_BN; 1.
DR InterPro; IPR001279; Metallo-B-lactamas.
DR InterPro; IPR036866; RibonucZ/Hydroxyglut_hydro.
DR InterPro; IPR013469; Rnase_BN.
DR InterPro; IPR013471; RNase_Z/BN.
DR Pfam; PF12706; Lactamase_B_2; 2.
DR SUPFAM; SSF56281; SSF56281; 1.
DR TIGRFAMs; TIGR02651; RNase_Z; 1.
DR TIGRFAMs; TIGR02649; true_RNase_BN; 1.
PE 3: Inferred from homology;
KW Endonuclease; Exonuclease; Hydrolase; Metal-binding; Nuclease;
KW tRNA processing; Zinc.
FT CHAIN 1..305
FT /note="Ribonuclease BN"
FT /id="PRO_1000187987"
FT ACT_SITE 68
FT /note="Proton acceptor"
FT /evidence="ECO:0000255|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:0000255|HAMAP-Rule:MF_01818"
FT BINDING 66
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01818"
FT BINDING 68
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01818"
FT BINDING 69
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="2"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_01818"
FT BINDING 141
FT /ligand="Zn(2+)"
FT /ligand_id="ChEBI:CHEBI:29105"
FT /ligand_label="1"
FT /ligand_note="catalytic"
FT /evidence="ECO:0000255|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:0000255|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:0000255|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:0000255|HAMAP-Rule:MF_01818"
SQ SEQUENCE 305 AA; 32960 MW; 679547AE8BDDF668 CRC64;
MELIFLGTSA GVPTRTRNVT AILLNLQHPT QSGLWLFDCG EGTQHQLLHT AFNPGKLDKI
FISHLHGDHL FGLPGLLCSR SMSGIIQPLT IYGPQGIREF VETALRISGS WTDYPLEIVE
IGAGEILDDG LRKVTAYPLE HPLECYGYRI EEHDKPGALN AQALKAAGVP PGPLFQELKA
GKTIMLEDGR QINGADYLAA PVPGKALAIF GDTGPCDAAL DLAKGVDVMV HEATLDITME
AKANSRGHSS TRQAATLARE AGVGKLIITH VSSRYDDKGC QHLLRECRSI FPATELANDF
TVFNV
