ID A0A5J6ILW1_9ACTN Unreviewed; 145 AA. AC A0A5J6ILW1; DT 11-DEC-2019, integrated into UniProtKB/TrEMBL. DT 11-DEC-2019, sequence version 1. DT 26-FEB-2020, entry version 2. DE RecName: Full=Transcription antitermination protein NusB {ECO:0000256|HAMAP-Rule:MF_00073, ECO:0000256|SAAS:SAAS01079076}; DE AltName: Full=Antitermination factor NusB {ECO:0000256|HAMAP-Rule:MF_00073}; GN Name=nusB {ECO:0000256|HAMAP-Rule:MF_00073, GN ECO:0000313|EMBL:QEV31840.1}; GN ORFNames=CP977_06410 {ECO:0000313|EMBL:QEV31840.1}; OS Streptomyces cinereoruber. OC Bacteria; Actinobacteria; Streptomycetales; Streptomycetaceae; OC Streptomyces. OX NCBI_TaxID=67260 {ECO:0000313|EMBL:QEV31840.1}; RN [1] {ECO:0000313|EMBL:QEV31840.1} RP NUCLEOTIDE SEQUENCE. RC STRAIN=ATCC 19740 {ECO:0000313|EMBL:QEV31840.1}; RA Lee N., Cho B.-K.; RL Submitted (SEP-2017) 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:0000256|HAMAP-Rule:MF_00073, ECO:0000256|SAAS:SAAS01079004}. CC -!- SIMILARITY: Belongs to the NusB family. {ECO:0000256|HAMAP- CC Rule:MF_00073, ECO:0000256|SAAS:SAAS00558782}. 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; CP023693; QEV31840.1; -; Genomic_DNA. DR RefSeq; WP_062758413.1; NZ_CP023693.1. 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 {ECO:0000256|HAMAP-Rule:MF_00073, KW ECO:0000256|SAAS:SAAS01090267}; KW Transcription {ECO:0000256|HAMAP-Rule:MF_00073, KW ECO:0000256|SAAS:SAAS00057059}; KW Transcription antitermination {ECO:0000256|HAMAP-Rule:MF_00073, KW ECO:0000256|SAAS:SAAS01078996}; KW Transcription regulation {ECO:0000256|HAMAP-Rule:MF_00073, KW ECO:0000256|SAAS:SAAS00444733}. FT DOMAIN 5..133 FT /note="NusB" FT /evidence="ECO:0000259|Pfam:PF01029" SQ SEQUENCE 145 AA; 16459 MW; DDD4EBF953BAC512 CRC64; MAARSKARKR AFQILFEADQ RDTSVQEVLA DQVRHARSDD RQPPVNEFTM QLVEGYASHV ARIDELIATY AVDWDLDRMP AADRNIVRLG AYELIWEDGT PDAVAIDEAV QLAKEFSTDE SPAFVNGLLA RFKDLKPRLR RDVDA //