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Database: UniProt
Entry: B7NHG5
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Original site: B7NHG5 
ID   RAPA_ECO7I              Reviewed;         968 AA.
AC   B7NHG5;
DT   28-JUL-2009, integrated into UniProtKB/Swiss-Prot.
DT   10-FEB-2009, sequence version 1.
DT   27-MAR-2024, entry version 82.
DE   RecName: Full=RNA polymerase-associated protein RapA {ECO:0000255|HAMAP-Rule:MF_01821};
DE            EC=3.6.4.- {ECO:0000255|HAMAP-Rule:MF_01821};
DE   AltName: Full=ATP-dependent helicase HepA {ECO:0000255|HAMAP-Rule:MF_01821};
GN   Name=rapA {ECO:0000255|HAMAP-Rule:MF_01821};
GN   OrderedLocusNames=ECIAI39_0062;
OS   Escherichia coli O7:K1 (strain IAI39 / ExPEC).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=585057;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=IAI39 / ExPEC;
RX   PubMed=19165319; DOI=10.1371/journal.pgen.1000344;
RA   Touchon M., Hoede C., Tenaillon O., Barbe V., Baeriswyl S., Bidet P.,
RA   Bingen E., Bonacorsi S., Bouchier C., Bouvet O., Calteau A., Chiapello H.,
RA   Clermont O., Cruveiller S., Danchin A., Diard M., Dossat C., Karoui M.E.,
RA   Frapy E., Garry L., Ghigo J.M., Gilles A.M., Johnson J., Le Bouguenec C.,
RA   Lescat M., Mangenot S., Martinez-Jehanne V., Matic I., Nassif X., Oztas S.,
RA   Petit M.A., Pichon C., Rouy Z., Ruf C.S., Schneider D., Tourret J.,
RA   Vacherie B., Vallenet D., Medigue C., Rocha E.P.C., Denamur E.;
RT   "Organised genome dynamics in the Escherichia coli species results in
RT   highly diverse adaptive paths.";
RL   PLoS Genet. 5:E1000344-E1000344(2009).
CC   -!- FUNCTION: Transcription regulator that activates transcription by
CC       stimulating RNA polymerase (RNAP) recycling in case of stress
CC       conditions such as supercoiled DNA or high salt concentrations.
CC       Probably acts by releasing the RNAP, when it is trapped or immobilized
CC       on tightly supercoiled DNA. Does not activate transcription on linear
CC       DNA. Probably not involved in DNA repair. {ECO:0000255|HAMAP-
CC       Rule:MF_01821}.
CC   -!- SUBUNIT: Interacts with the RNAP. Has a higher affinity for the core
CC       RNAP than for the holoenzyme. Its ATPase activity is stimulated by
CC       binding to RNAP. {ECO:0000255|HAMAP-Rule:MF_01821}.
CC   -!- SIMILARITY: Belongs to the SNF2/RAD54 helicase family. RapA subfamily.
CC       {ECO:0000255|HAMAP-Rule:MF_01821}.
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DR   EMBL; CU928164; CAR16203.1; -; Genomic_DNA.
DR   RefSeq; WP_001117001.1; NC_011750.1.
DR   RefSeq; YP_002406110.1; NC_011750.1.
DR   AlphaFoldDB; B7NHG5; -.
DR   SMR; B7NHG5; -.
DR   STRING; 585057.ECIAI39_0062; -.
DR   KEGG; ect:ECIAI39_0062; -.
DR   PATRIC; fig|585057.6.peg.66; -.
DR   HOGENOM; CLU_011520_0_0_6; -.
DR   Proteomes; UP000000749; Chromosome.
DR   GO; GO:0005524; F:ATP binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0140658; F:ATP-dependent chromatin remodeler activity; IEA:InterPro.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-KW.
DR   GO; GO:0004386; F:helicase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0016817; F:hydrolase activity, acting on acid anhydrides; IEA:InterPro.
DR   GO; GO:0006355; P:regulation of DNA-templated transcription; IEA:UniProtKB-UniRule.
DR   CDD; cd18011; DEXDc_RapA; 1.
DR   CDD; cd18793; SF2_C_SNF; 1.
DR   Gene3D; 2.30.30.140; -; 1.
DR   Gene3D; 2.30.30.930; -; 1.
DR   Gene3D; 3.30.360.80; -; 1.
DR   Gene3D; 6.10.140.1500; -; 1.
DR   Gene3D; 6.10.140.2230; -; 1.
DR   Gene3D; 3.40.50.300; P-loop containing nucleotide triphosphate hydrolases; 1.
DR   Gene3D; 3.40.50.10810; Tandem AAA-ATPase domain; 1.
DR   HAMAP; MF_01821; Helicase_RapA; 1.
DR   InterPro; IPR014001; Helicase_ATP-bd.
DR   InterPro; IPR001650; Helicase_C.
DR   InterPro; IPR023949; Helicase_RapA.
DR   InterPro; IPR027417; P-loop_NTPase.
DR   InterPro; IPR022737; RapA_C.
DR   InterPro; IPR038718; SNF2-like_sf.
DR   InterPro; IPR049730; SNF2/RAD54-like_C.
DR   InterPro; IPR000330; SNF2_N.
DR   InterPro; IPR040765; Tudor_1_RapA.
DR   InterPro; IPR040766; Tudor_2_RapA.
DR   PANTHER; PTHR45766; DNA ANNEALING HELICASE AND ENDONUCLEASE ZRANB3 FAMILY MEMBER; 1.
DR   PANTHER; PTHR45766:SF3; SWI_SNF-RELATED MATRIX-ASSOCIATED ACTIN-DEPENDENT REGULATOR OF CHROMATIN SUBFAMILY A-LIKE PROTEIN 1; 1.
DR   Pfam; PF00271; Helicase_C; 1.
DR   Pfam; PF12137; RapA_C; 1.
DR   Pfam; PF00176; SNF2-rel_dom; 1.
DR   Pfam; PF18339; Tudor_1_RapA; 1.
DR   Pfam; PF18337; Tudor_RapA; 1.
DR   SMART; SM00487; DEXDc; 1.
DR   SMART; SM00490; HELICc; 1.
DR   SUPFAM; SSF52540; P-loop containing nucleoside triphosphate hydrolases; 2.
DR   PROSITE; PS51192; HELICASE_ATP_BIND_1; 1.
DR   PROSITE; PS51194; HELICASE_CTER; 1.
PE   3: Inferred from homology;
KW   Activator; ATP-binding; DNA-binding; Helicase; Hydrolase;
KW   Nucleotide-binding; Transcription; Transcription regulation.
FT   CHAIN           1..968
FT                   /note="RNA polymerase-associated protein RapA"
FT                   /id="PRO_1000188171"
FT   DOMAIN          164..334
FT                   /note="Helicase ATP-binding"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01821"
FT   DOMAIN          490..662
FT                   /note="Helicase C-terminal"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01821"
FT   MOTIF           280..283
FT                   /note="DEAH box"
FT   BINDING         177..184
FT                   /ligand="ATP"
FT                   /ligand_id="ChEBI:CHEBI:30616"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01821"
SQ   SEQUENCE   968 AA;  109770 MW;  7C0B35D8A2A8CD65 CRC64;
     MPFTLGQRWI SDTESELGLG TVVAVDARTV TLLFPSTGEN RLYARSDSPV TRVMFNPGDT
     ITSHDGWQMQ VEEVKEENGL LTYIGTRLDT EESGVALREV FLDSKLVFSK PQDRLFAGQI
     DRMDRFALRY RARKYSSEQF RMPYSGLRGQ RTSLIPHQLN IAHDVGRRHA PRVLLADEVG
     LGKTIEAGMI LHQQLLSGAA ERVLIIVPET LQHQWLVEML RRFNLRFALF DDERYAEAQH
     DAYNPFDTEQ LVICSLDFAR RSKQRLEHLC EAEWDLLVVD EAHHLVWSED APSREYQAIE
     QLAEHVPGVL LLTATPEQLG MESHFARLRL LDPNRFHDFA QFVEEQKNYR PVADAVAMLL
     AGNKLSNDEL NMLGEMIGEQ DIEPLLQAAN SDSEDAQSAR QELVSMLMDR HGTSRVLFRN
     TRNGVKGFPK RELHTIKLPL PTQYQTAIKV SGIMGARKSA EDRARDMLYP ERIYQEFEGD
     NATWWNFDPR VEWLMGYLTS HRSQKVLVIC AKAATALQLE QVLREREGIR AAVFHEGMSI
     IERDRAAAWF AEEDTGAQVL LCSEIGSEGR NFQFASHMVM FDLPFNPDLL EQRIGRLDRI
     GQAHDIQIHV PYLEKTAQSV LVRWYHEGLD AFEHTCPTGR TIYDSVYNDL INYLASPDET
     EGFDDLIKNC REQHEALKAQ LEQGRDRLLE IHSNGGEKAQ ALAESIEEQD DDTNLIAFAM
     NLFDIIGINQ DDRGDNMIVL TPSDHMLVPD FPGLSEDGIT ITFDREVALA REDAQFITWE
     HPLIRNGLDL ILSGDTGSST ISLLKNKALP VGTLLVELIY VVEAQAPKQL QLNRFLPPTP
     VRMLLDKNGN NLAAQVEFET FNRQLNAVNR HTGSKLVNAV QQDVHAILQL GEAQIEKSAR
     ALIDAARNEA DEKLSAELSR LEALRAVNPN IRDDELTAIE SNRQQVMESL DQAGWRLDAL
     RLIVVTHQ
//
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