ID   SHU3_ECOLX              Reviewed;         442 AA.
AC   P09747; Q9JMU0;
DT   01-JUL-1989, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-1989, sequence version 1.
DT   25-MAY-2022, entry version 46.
DE   RecName: Full=Shufflon protein B;
OS   Escherichia coli.
OG   Plasmid IncI1 R64.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Escherichia.
OX   NCBI_TaxID=562;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3029698; DOI=10.1093/nar/15.3.1165;
RA   Komano T., Kubo A., Nisioka T.;
RT   "Shufflon: multi-inversion of four contiguous DNA segments of plasmid R64
RT   creates seven different open reading frames.";
RL   Nucleic Acids Res. 15:1165-1172(1987).
CC   -!- MISCELLANEOUS: This protein is expressed by a shufflon (= clustered
CC       inversion region that works as a biological switch). The orfs of this
CC       region share a constant N-terminus, while the C-terminus is variable.
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DR   EMBL; AB027308; BAA77988.1; -; Genomic_DNA.
DR   PIR; C26421; C26421.
DR   AlphaFoldDB; P09747; -.
DR   InterPro; IPR029017; Enolase-like_N.
DR   InterPro; IPR007001; Shufflon_N.
DR   Pfam; PF04917; Shufflon_N; 1.
DR   SUPFAM; SSF54826; SSF54826; 1.
PE   4: Predicted;
KW   Plasmid.
FT   CHAIN           1..442
FT                   /note="Shufflon protein B"
FT                   /id="PRO_0000097744"
FT   REGION          1..361
FT                   /note="Constant region"
FT   REGION          362..442
FT                   /note="Variable region"
SQ   SEQUENCE   442 AA;  47681 MW;  D86E718D5608C63C CRC64;
     MKKYDRGWAS LETGAALLIV MLLIAWGAGI WQDYIQTKGW QTEARLVSNW TSAARSYIGK
     NYTTLQGSST TTTPAVITTT MLKNTGFLSS GFTETNSEGQ RLQAYVVRNA QNPELLQAMV
     VSSGGTPYPV KALIQMAKDI TTGLGGYIQD GKTATGALRS WSVALSNYGA KSGNGHIAVL
     LSTDELSGAA EDTDRLYRFQ VNGRPDLNKM HTAIDMGSNN LNNVGAVNAQ TGNFSGNVNG
     VNGTFSGQVK GNSGNFDVNV TAGGDIRSNN GWLITRNSKG WLNETHGGGF YMSDGSWVRS
     VNNKGIYTGG QVKGGTVRAD GRLYTGEYLQ LERTAVAGAS CSPNGLVGRD NTGAILSCQS
     GTWKSSSASI WTNIKTFTLY PKNTQVLGRF KLCINTYRID GREMAETEVV PIDMPDSNGE
     MIWQAKNYTQ YSSYFMKITC LK