SSBP_ECOLX
ID SSBP_ECOLX Reviewed; 175 AA.
AC P18022;
DT 01-NOV-1990, integrated into UniProtKB/Swiss-Prot.
DT 23-JAN-2007, sequence version 3.
DT 25-MAY-2022, entry version 110.
DE RecName: Full=Plasmid-derived single-stranded DNA-binding protein;
DE Short=SSB {ECO:0000255|HAMAP-Rule:MF_00984};
DE AltName: Full=Helix-destabilizing protein;
GN Name=ssb;
OS Escherichia coli.
OG Plasmid IncI1 ColIb-P9.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Escherichia.
OX NCBI_TaxID=562;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX PubMed=2651402; DOI=10.1128/jb.171.5.2466-2473.1989;
RA Howland C.J., Rees C.E.D., Barth P.T., Wilkins B.M.;
RT "The ssb gene of plasmid ColIb-P9.";
RL J. Bacteriol. 171:2466-2473(1989).
CC -!- FUNCTION: May contribute to the conjugative processing of DNA. It has a
CC functional relationship with Psi (plasmid-mediated sos inhibition)
CC proteins.
CC -!- SUBUNIT: Homotetramer. {ECO:0000255|HAMAP-Rule:MF_00984}.
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DR EMBL; M25505; AAA98056.1; -; Genomic_DNA.
DR PIR; A32304; DDECIB.
DR RefSeq; WP_001276110.1; NZ_WVVL01000068.1.
DR RefSeq; YP_009061592.1; NC_024979.1.
DR RefSeq; YP_009068784.1; NC_025142.1.
DR RefSeq; YP_009068949.1; NC_025143.1.
DR RefSeq; YP_009069070.1; NC_025144.1.
DR AlphaFoldDB; P18022; -.
DR SMR; P18022; -.
DR GO; GO:0003697; F:single-stranded DNA binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006260; P:DNA replication; IEA:UniProtKB-KW.
DR CDD; cd04496; SSB_OBF; 1.
DR Gene3D; 2.40.50.140; -; 1.
DR HAMAP; MF_00984; SSB; 1.
DR InterPro; IPR012340; NA-bd_OB-fold.
DR InterPro; IPR000424; Primosome_PriB/ssb.
DR InterPro; IPR011344; ssDNA-bd.
DR PANTHER; PTHR10302; PTHR10302; 1.
DR Pfam; PF00436; SSB; 1.
DR PIRSF; PIRSF002070; SSB; 1.
DR SUPFAM; SSF50249; SSF50249; 1.
DR TIGRFAMs; TIGR00621; ssb; 1.
DR PROSITE; PS50935; SSB; 1.
PE 3: Inferred from homology;
KW DNA replication; DNA-binding; Plasmid.
FT INIT_MET 1
FT /note="Removed"
FT /evidence="ECO:0000250"
FT CHAIN 2..175
FT /note="Plasmid-derived single-stranded DNA-binding protein"
FT /id="PRO_0000096043"
FT DOMAIN 6..110
FT /note="SSB"
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00984"
FT DNA_BIND 55..61
FT /evidence="ECO:0000255|HAMAP-Rule:MF_00984"
FT REGION 114..175
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 114..138
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 175 AA; 19241 MW; 5457F61A83F57A92 CRC64;
MSARGINKVI LVGRLGNDPE VRYIPNGGAV ANLQVATSES WRDKQTGEMR EQTEWHRVVL
FGKLAEVAGE YLRKGAQVYI EGQLRTRSWD DNGITRYITE ILVKTTGTMQ MLGSAPQQNA
QAQPKPQQNG QPQSADATKK GGAKTKGRGR KAAQPEPQPQ TPEGEDYGFS DDIPF