ID   VG38_BPK3               Reviewed;         260 AA.
AC   P07876;
DT   01-AUG-1988, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1988, sequence version 1.
DT   03-AUG-2022, entry version 61.
DE   RecName: Full=Receptor-recognizing protein;
DE   AltName: Full=Protein Gp38;
GN   Name=38;
OS   Enterobacteria phage K3 (Bacteriophage K3).
OC   Viruses; Duplodnaviria; Heunggongvirae; Uroviricota; Caudoviricetes;
OC   Caudovirales; Myoviridae; Tevenvirinae; Tequatrovirus;
OC   unclassified Tequatrovirus.
OX   NCBI_TaxID=10674;
OH   NCBI_TaxID=562; Escherichia coli.
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3302276; DOI=10.1016/0022-2836(87)90713-3;
RA   Riede I., Drexler K., Eschbach M.L., Henning U.;
RT   "DNA sequence of genes 38 encoding a receptor-recognizing protein of
RT   bacteriophages T2, K3 and of K3 host range mutants.";
RL   J. Mol. Biol. 194:31-39(1987).
CC   -!- FUNCTION: Vg38 is at the tip of the long tail fibers and serves as the
CC       phage recognition site for the cellular receptor.
CC   -!- SUBCELLULAR LOCATION: Virion {ECO:0000305}.
CC   -!- MISCELLANEOUS: This phage use outer membrane protein ompA as a
CC       receptor.
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DR   EMBL; X05560; CAA29074.1; -; Genomic_DNA.
DR   PIR; S00276; S00276.
DR   SMR; P07876; -.
DR   PRIDE; P07876; -.
DR   GO; GO:0098024; C:virus tail, fiber; IEA:UniProtKB-KW.
DR   GO; GO:0046718; P:viral entry into host cell; IEA:UniProtKB-KW.
DR   GO; GO:0019062; P:virion attachment to host cell; IEA:UniProtKB-KW.
DR   InterPro; IPR007932; Receptor-recog_Gp38.
DR   Pfam; PF05268; GP38; 1.
PE   4: Predicted;
KW   Host-virus interaction; Viral attachment to host cell;
KW   Viral tail fiber protein; Viral tail protein; Virion;
KW   Virus entry into host cell.
FT   CHAIN           1..260
FT                   /note="Receptor-recognizing protein"
FT                   /id="PRO_0000165033"
FT   REGION          176..197
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        179..193
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   260 AA;  25291 MW;  3B7E612BC62300C3 CRC64;
     MAIVGVPGWI GESAVNETGQ RWMDAAMREV RVSVPGWMSS MAGQSKEIHY SIGASNSYNK
     DTLINWIKAQ GSTPVVITIT GNIVSQSTGV PCLDFPSSLT NAYVTLIINS GVTVYGRGGN
     GGSNAAGAAG GNAINNGIGT RLRITNNGAI AGGGGGGGGG NRGKLIFGGG GGRPFGAGGS
     SSHMSSGATA GTISAPGKGS VGEGSLSAYT GGAGGNVGAA GGRCNTQGNG TEYNGGAAGK
     AVTGNAPTWT KVGTIYGSRV