NUSB_LACCB
ID NUSB_LACCB Reviewed; 135 AA.
AC B3WEY5;
DT 24-MAR-2009, integrated into UniProtKB/Swiss-Prot.
DT 02-SEP-2008, sequence version 1.
DT 25-MAY-2022, entry version 72.
DE RecName: Full=Transcription antitermination protein NusB {ECO:0000255|HAMAP-Rule:MF_00073};
DE AltName: Full=Antitermination factor NusB {ECO:0000255|HAMAP-Rule:MF_00073};
GN Name=nusB {ECO:0000255|HAMAP-Rule:MF_00073}; OrderedLocusNames=LCABL_18560;
OS Lacticaseibacillus casei (strain BL23) (Lactobacillus casei).
OC Bacteria; Firmicutes; Bacilli; Lactobacillales; Lactobacillaceae;
OC Lacticaseibacillus.
OX NCBI_TaxID=543734;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=BL23;
RA Maze A., Boel G., Bourand A., Loux V., Gibrat J.F., Zuniga M., Hartke A.,
RA Deutscher J.;
RT "Lactobacillus casei BL23 complete genome sequence.";
RL Submitted (JUN-2008) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Involved in transcription antitermination. Required for
CC transcription of ribosomal RNA (rRNA) genes. Binds specifically to the
CC boxA antiterminator sequence of the ribosomal RNA (rrn) operons.
CC {ECO:0000255|HAMAP-Rule:MF_00073}.
CC -!- SIMILARITY: Belongs to the NusB family. {ECO:0000255|HAMAP-
CC Rule:MF_00073}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; FM177140; CAQ66936.1; -; Genomic_DNA.
DR RefSeq; WP_003594718.1; NC_010999.1.
DR AlphaFoldDB; B3WEY5; -.
DR SMR; B3WEY5; -.
DR KEGG; lcb:LCABL_18560; -.
DR HOGENOM; CLU_087843_3_2_9; -.
DR OMA; DRMPVVD; -.
DR OrthoDB; 1574817at2; -.
DR GO; GO:0003723; F:RNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006353; P:DNA-templated transcription, termination; IEA:UniProtKB-UniRule.
DR GO; GO:0006355; P:regulation of transcription, DNA-templated; IEA:InterPro.
DR GO; GO:0031564; P:transcription antitermination; IEA:UniProtKB-KW.
DR Gene3D; 1.10.940.10; -; 1.
DR HAMAP; MF_00073; NusB; 1.
DR InterPro; IPR035926; NusB-like_sf.
DR InterPro; IPR011605; NusB_fam.
DR InterPro; IPR006027; NusB_RsmB_TIM44.
DR PANTHER; PTHR11078; PTHR11078; 1.
DR Pfam; PF01029; NusB; 1.
DR SUPFAM; SSF48013; SSF48013; 1.
DR TIGRFAMs; TIGR01951; nusB; 1.
PE 3: Inferred from homology;
KW RNA-binding; Transcription; Transcription antitermination;
KW Transcription regulation.
FT CHAIN 1..135
FT /note="Transcription antitermination protein NusB"
FT /id="PRO_1000092561"
SQ SEQUENCE 135 AA; 14848 MW; DCEFD354643C974D CRC64;
MESRHAIREA AFQALFALAT NPEADKDAVY AEVLPQDTEV PAYLTTLVEG VLSKQADLDA
ALTPQLKKGW SLSRLTKPDL IILRLGLYEI RYEEAMPEAA AINEAINLAK RYSDDQSAKF
VNGILANFIQ ATPQA