ID   CHIP_VIBFU              Reviewed;         366 AA.
AC   Q9KK91;
DT   13-JUN-2012, integrated into UniProtKB/Swiss-Prot.
DT   01-OCT-2000, sequence version 1.
DT   03-AUG-2022, entry version 62.
DE   RecName: Full=Chitoporin;
DE   Flags: Precursor;
GN   Name=chiP;
OS   Vibrio furnissii.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC   Vibrio.
OX   NCBI_TaxID=29494;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA], PROTEIN SEQUENCE OF 24-55, FUNCTION,
RP   SUBCELLULAR LOCATION, INDUCTION, AND GENE NAME.
RC   STRAIN=SR1514;
RX   PubMed=10913115; DOI=10.1074/jbc.m001041200;
RA   Keyhani N.O., Li X.B., Roseman S.;
RT   "Chitin catabolism in the marine bacterium Vibrio furnissii. Identification
RT   and molecular cloning of a chitoporin.";
RL   J. Biol. Chem. 275:33068-33076(2000).
CC   -!- FUNCTION: Involved in the uptake of chitosugars.
CC       {ECO:0000269|PubMed:10913115}.
CC   -!- SUBCELLULAR LOCATION: Cell outer membrane
CC       {ECO:0000269|PubMed:10913115}; Multi-pass membrane protein
CC       {ECO:0000269|PubMed:10913115}.
CC   -!- INDUCTION: Induced by chitin oligosaccharides but not by N-acetyl-D-
CC       glucosamine nor by other sugars. {ECO:0000269|PubMed:10913115}.
CC   -!- SIMILARITY: Belongs to the Gram-negative porin family. {ECO:0000305}.
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DR   EMBL; AF129934; AAF97616.1; -; Genomic_DNA.
DR   RefSeq; WP_004726690.1; NZ_UHIT01000001.1.
DR   AlphaFoldDB; Q9KK91; -.
DR   SMR; Q9KK91; -.
DR   TCDB; 1.B.1.7.1; the general bacterial porin (gbp) family.
DR   GeneID; 50534892; -.
DR   OMA; YELVDWP; -.
DR   BioCyc; MetaCyc:MON-20046; -.
DR   GO; GO:0009279; C:cell outer membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0046930; C:pore complex; IEA:UniProtKB-KW.
DR   GO; GO:0015288; F:porin activity; IEA:UniProtKB-KW.
DR   GO; GO:0034220; P:ion transmembrane transport; IEA:InterPro.
DR   GO; GO:0015774; P:polysaccharide transport; IEA:UniProtKB-KW.
DR   CDD; cd00342; gram_neg_porins; 1.
DR   Gene3D; 2.40.160.10; -; 1.
DR   InterPro; IPR033900; Gram_neg_porin_domain.
DR   InterPro; IPR023614; Porin_dom_sf.
DR   InterPro; IPR001702; Porin_Gram-ve.
DR   InterPro; IPR002299; Porin_Neis.
DR   Pfam; PF13609; Porin_4; 1.
DR   PRINTS; PR00182; ECOLNEIPORIN.
DR   PRINTS; PR00184; NEISSPPORIN.
PE   1: Evidence at protein level;
KW   Cell outer membrane; Direct protein sequencing; Ion transport; Membrane;
KW   Polysaccharide transport; Porin; Signal; Sugar transport; Transmembrane;
KW   Transmembrane beta strand; Transport.
FT   SIGNAL          1..23
FT                   /evidence="ECO:0000269|PubMed:10913115"
FT   CHAIN           24..366
FT                   /note="Chitoporin"
FT                   /id="PRO_0000417604"
SQ   SEQUENCE   366 AA;  39310 MW;  35BB8C6BE27090E7 CRC64;
     MDKMFKRTVI GAAVALASTG LMAKEVGVNS DFNVDVYGVA AMSVVNYNTT DNRDDSSGYV
     LENESRIGFR AHKEMFENFT VTMQIESGYV DSTDWGHGGV SGGVLGFRDT YIGASGDWGN
     VRVGRVLTPL YEIVDWPFSN PGLGAAFDWG GINAHYDRQS NQIRYDSPKF GGFSFAASVG
     RDDNDNGGGA ATRDANFFGA NARYSFEKIT LLGAVESGTR VVAETGGDWE LDNTGTAVQN
     PVVAGYDDDT FAYLVGFEAS LPAGFGLAAA FKGEELDNGI RKHKQDSFSI VGQYWNGPLG
     IKIGYAANLD SKIDGVKQDD ANNILSGQVM GVINGFVPYV RVAARSDFTS DKDTDIVTRV
     GLEYGF