ID   SCRY_KLEPN              Reviewed;         505 AA.
AC   P27218;
DT   01-AUG-1992, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1992, sequence version 1.
DT   25-MAY-2022, entry version 111.
DE   RecName: Full=Sucrose porin;
DE   Flags: Precursor;
GN   Name=scrY;
OS   Klebsiella pneumoniae.
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Enterobacterales;
OC   Enterobacteriaceae; Klebsiella/Raoultella group; Klebsiella.
OX   NCBI_TaxID=573;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RC   STRAIN=1033-5P14 / KAY2026;
RX   PubMed=1649946; DOI=10.1111/j.1365-2958.1991.tb00769.x;
RA   Schmid K., Ebner R., Jahreis K., Lengeler J.W., Titgemeyer F.;
RT   "A sugar-specific porin, ScrY, is involved in sucrose uptake in enteric
RT   bacteria.";
RL   Mol. Microbiol. 5:941-950(1991).
CC   -!- FUNCTION: Porin for sucrose uptake.
CC   -!- SUBUNIT: Homotrimer. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Cell outer membrane; Multi-pass membrane protein.
CC   -!- DOMAIN: The C-terminus helps to anchor the porin to the outer membrane.
CC   -!- SIMILARITY: Belongs to the porin LamB (TC 1.B.3) family. {ECO:0000305}.
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DR   EMBL; X57401; CAA40657.1; -; Genomic_DNA.
DR   PIR; S15194; S15194.
DR   RefSeq; WP_004147437.1; NZ_WYAL01000004.1.
DR   AlphaFoldDB; P27218; -.
DR   SMR; P27218; -.
DR   GeneID; 61331714; -.
DR   OMA; GGWHIAP; -.
DR   OrthoDB; 1013077at2; -.
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:0034219; P:carbohydrate transmembrane transport; IEA:InterPro.
DR   GO; GO:0006811; P:ion transport; IEA:UniProtKB-KW.
DR   CDD; cd01346; Maltoporin-like; 1.
DR   Gene3D; 2.40.170.10; -; 1.
DR   InterPro; IPR021570; LamB-type_porin_N_dom.
DR   InterPro; IPR003192; Porin_LamB.
DR   InterPro; IPR036998; Porin_LamB_sf.
DR   Pfam; PF02264; LamB; 1.
DR   Pfam; PF11471; Sugarporin_N; 1.
PE   3: Inferred from homology;
KW   Cell outer membrane; Ion transport; Membrane; Porin; Signal;
KW   Sugar transport; Transmembrane; Transmembrane beta strand; Transport.
FT   SIGNAL          1..22
FT                   /evidence="ECO:0000255"
FT   CHAIN           23..505
FT                   /note="Sucrose porin"
FT                   /id="PRO_0000025185"
FT   REGION          44..94
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   COMPBIAS        47..82
FT                   /note="Polar residues"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   505 AA;  55651 MW;  DD38D9B241668D5B CRC64;
     MYKKRKLAIL IALLTGTAAA HGQTDLNSIE ARLAALEKRL QDAETRASTA ESRAASAEQK
     VQQLTQQQQQ TQATTQQVAR RTTQLEEKAE RPGGFEFHGY ARSGVIMNDS AASTKSGAYM
     TPAGETGGAI GRLGNQADTY VEMNLEHKQT LDNGATTRFK VMVADGQTTY NDWTASSSDL
     NVRQAFVELG NLPTFEGPFK GSTLWAGKRF DRDNFDIHWI DSDVVFLAGT GGGIYDVKWN
     DSLRSNFSLY GRNFGDIADS SNSVQNYIVS MNNFAGPVQM MVSGMRAKDN DDRQDANGNL
     VKGDAANTGV HALLGLHNES FYGLRDGTSK TALLYGHGLG AEVKGIGSDG ALRPGANTWR
     FASYGTTPLS DRWFIAPAVL AQSSKDRYVD GDSYQWATLN LRLIQEVTQN FALAWEGSYQ
     YMDLQPEGYN DRHAVNGSFY KLTFAPTFKV GSIGDFFSRP EIRFYTSWMD WSKKLDNYAN
     DDALGSNGFK SGGEWSFGMQ METWF