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Database: UniProt
Entry: Q31IB2_HYDCU
LinkDB: Q31IB2_HYDCU
Original site: Q31IB2_HYDCU 
ID   Q31IB2_HYDCU            Unreviewed;       154 AA.
AC   Q31IB2;
DT   06-DEC-2005, integrated into UniProtKB/TrEMBL.
DT   06-DEC-2005, sequence version 1.
DT   24-JAN-2024, entry version 119.
DE   RecName: Full=Transcription elongation factor GreB {ECO:0000256|HAMAP-Rule:MF_00930};
DE   AltName: Full=Transcript cleavage factor GreB {ECO:0000256|HAMAP-Rule:MF_00930};
GN   Name=greB {ECO:0000256|HAMAP-Rule:MF_00930};
GN   OrderedLocusNames=Tcr_0515 {ECO:0000313|EMBL:ABB41111.1};
OS   Hydrogenovibrio crunogenus (strain DSM 25203 / XCL-2) (Thiomicrospira
OS   crunogena).
OC   Bacteria; Pseudomonadota; Gammaproteobacteria; Thiotrichales;
OC   Piscirickettsiaceae; Hydrogenovibrio.
OX   NCBI_TaxID=317025 {ECO:0000313|EMBL:ABB41111.1};
RN   [1] {ECO:0000313|EMBL:ABB41111.1}
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=XCL-2 {ECO:0000313|EMBL:ABB41111.1};
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Lykidis A., Scott K.M., Sievert S., Kerfeld C.,
RA   Freyermuth S., Dobrinski K., Boller A., Fitzpatrick K., Thoma P., Moore J.,
RA   Richardson P.;
RT   "Complete sequence of Thiomicrospira crunogena XCL-2.";
RL   Submitted (JUL-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Necessary for efficient RNA polymerase transcription
CC       elongation past template-encoded arresting sites. The arresting sites
CC       in DNA have the property of trapping a certain fraction of elongating
CC       RNA polymerases that pass through, resulting in locked ternary
CC       complexes. Cleavage of the nascent transcript by cleavage factors such
CC       as GreA or GreB allows the resumption of elongation from the new
CC       3'terminus. GreB releases sequences of up to 9 nucleotides in length.
CC       {ECO:0000256|HAMAP-Rule:MF_00930}.
CC   -!- SIMILARITY: Belongs to the GreA/GreB family. GreB subfamily.
CC       {ECO:0000256|HAMAP-Rule:MF_00930}.
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DR   EMBL; CP000109; ABB41111.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q31IB2; -.
DR   STRING; 317025.Tcr_0515; -.
DR   KEGG; tcx:Tcr_0515; -.
DR   eggNOG; COG0782; Bacteria.
DR   HOGENOM; CLU_101379_3_0_6; -.
DR   OMA; DEIYGRN; -.
DR   OrthoDB; 5511940at2; -.
DR   GO; GO:0003677; F:DNA binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0070063; F:RNA polymerase binding; IEA:InterPro.
DR   GO; GO:0003746; F:translation elongation factor activity; IEA:UniProtKB-KW.
DR   GO; GO:0032784; P:regulation of DNA-templated transcription elongation; IEA:UniProtKB-UniRule.
DR   Gene3D; 3.10.50.30; Transcription elongation factor, GreA/GreB, C-terminal domain; 1.
DR   Gene3D; 1.10.287.180; Transcription elongation factor, GreA/GreB, N-terminal domain; 1.
DR   HAMAP; MF_00105; GreA_GreB; 1.
DR   HAMAP; MF_00930; GreB; 1.
DR   InterPro; IPR036953; GreA/GreB_C_sf.
DR   InterPro; IPR018151; TF_GreA/GreB_CS.
DR   InterPro; IPR028624; Tscrpt_elong_fac_GreA/B.
DR   InterPro; IPR001437; Tscrpt_elong_fac_GreA/B_C.
DR   InterPro; IPR023459; Tscrpt_elong_fac_GreA/B_fam.
DR   InterPro; IPR022691; Tscrpt_elong_fac_GreA/B_N.
DR   InterPro; IPR036805; Tscrpt_elong_fac_GreA/B_N_sf.
DR   InterPro; IPR006358; Tscrpt_elong_fac_GreB.
DR   NCBIfam; TIGR01461; greB; 1.
DR   PANTHER; PTHR30437; TRANSCRIPTION ELONGATION FACTOR GREA; 1.
DR   PANTHER; PTHR30437:SF6; TRANSCRIPTION ELONGATION FACTOR GREB; 1.
DR   Pfam; PF01272; GreA_GreB; 1.
DR   Pfam; PF03449; GreA_GreB_N; 1.
DR   PIRSF; PIRSF006092; GreA_GreB; 1.
DR   SUPFAM; SSF54534; FKBP-like; 1.
DR   SUPFAM; SSF46557; GreA transcript cleavage protein, N-terminal domain; 1.
DR   PROSITE; PS00829; GREAB_1; 1.
PE   3: Inferred from homology;
KW   DNA-binding {ECO:0000256|ARBA:ARBA00023125, ECO:0000256|HAMAP-
KW   Rule:MF_00930}; Elongation factor {ECO:0000313|EMBL:ABB41111.1};
KW   Protein biosynthesis {ECO:0000313|EMBL:ABB41111.1};
KW   Transcription {ECO:0000256|ARBA:ARBA00023163, ECO:0000256|HAMAP-
KW   Rule:MF_00930};
KW   Transcription regulation {ECO:0000256|ARBA:ARBA00023015, ECO:0000256|HAMAP-
KW   Rule:MF_00930}.
FT   DOMAIN          2..72
FT                   /note="Transcription elongation factor GreA/GreB N-
FT                   terminal"
FT                   /evidence="ECO:0000259|Pfam:PF03449"
FT   DOMAIN          79..154
FT                   /note="Transcription elongation factor GreA/GreB C-
FT                   terminal"
FT                   /evidence="ECO:0000259|Pfam:PF01272"
SQ   SEQUENCE   154 AA;  18178 MW;  3AA80026473C143B CRC64;
     MNYITQEGFY RLTEELSFLW KTKRPEIVRA ISTAAAEGDR SENAEYIYRK KELRETDRKI
     RYLERHLKDI NVVRDKPRQR DKVFFGAYVL LEDEDGQQKQ YRIVGGIEAR GEENEISVKS
     PVAQALIGKL LDQDVEVLLP DNRKIHYTIL DIKY
//
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