PIP22_PEA
ID PIP22_PEA Reviewed; 217 AA.
AC O82711;
DT 12-JUN-2007, integrated into UniProtKB/Swiss-Prot.
DT 01-NOV-1998, sequence version 1.
DT 25-MAY-2022, entry version 68.
DE RecName: Full=Kunitz-type trypsin inhibitor-like 2 protein;
DE AltName: Full=Protease inhibitor from pea 2;
DE Flags: Precursor;
GN Name=PIP20-2; Synonyms=FUC2;
OS Pisum sativum (Garden pea).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC rosids; fabids; Fabales; Fabaceae; Papilionoideae; 50 kb inversion clade;
OC NPAAA clade; Hologalegina; IRL clade; Fabeae; Pisum.
OX NCBI_TaxID=3888;
RN [1]
RP NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RA Martinez I.M.;
RL Thesis (1998), University of Barcelona, Spain.
RN [2]
RP IDENTIFICATION.
RX PubMed=7559605; DOI=10.1074/jbc.270.42.24839;
RA Augur C., Stiefel V., Darvill A., Albersheim P., Puigdomenech P.;
RT "Molecular cloning and pattern of expression of an alpha-L-fucosidase gene
RT from pea seedlings.";
RL J. Biol. Chem. 270:24839-24843(1995).
RN [3]
RP FUNCTION REVISION.
RX PubMed=12777048; DOI=10.1023/a:1023053101938;
RA Tarrago T., Martinez I., Torrent M., Codina A., Giralt E., Puigdomenech P.,
RA Ludevid D.;
RT "The fuc1 gene product (20 kDa FUC1) of Pisum sativum has no alpha-L-
RT fucosidase activity.";
RL Plant Mol. Biol. 51:877-884(2003).
CC -!- FUNCTION: Might act as a protease inhibitor involved in plant defense
CC responses. {ECO:0000250, ECO:0000269|PubMed:12777048}.
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000305}.
CC -!- SIMILARITY: Belongs to the protease inhibitor I3 (leguminous Kunitz-
CC type inhibitor) family. {ECO:0000305}.
CC -!- CAUTION: Was originally thought to be an alpha-L-fucosidase.
CC {ECO:0000305|PubMed:7559605}.
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DR EMBL; AJ011398; CAA09607.1; -; Genomic_DNA.
DR AlphaFoldDB; O82711; -.
DR SMR; O82711; -.
DR MEROPS; I03.025; -.
DR PRIDE; O82711; -.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0004867; F:serine-type endopeptidase inhibitor activity; IEA:UniProtKB-KW.
DR CDD; cd00178; STI; 1.
DR InterPro; IPR011065; Kunitz_inhibitor_STI-like_sf.
DR InterPro; IPR002160; Prot_inh_Kunz-lg.
DR PANTHER; PTHR33107; PTHR33107; 1.
DR Pfam; PF00197; Kunitz_legume; 1.
DR PRINTS; PR00291; KUNITZINHBTR.
DR SMART; SM00452; STI; 1.
DR SUPFAM; SSF50386; SSF50386; 1.
DR PROSITE; PS00283; SOYBEAN_KUNITZ; 1.
PE 3: Inferred from homology;
KW Disulfide bond; Glycoprotein; Protease inhibitor; Secreted;
KW Serine protease inhibitor; Signal.
FT SIGNAL 1..26
FT /evidence="ECO:0000255"
FT CHAIN 27..217
FT /note="Kunitz-type trypsin inhibitor-like 2 protein"
FT /id="PRO_5000064559"
FT CARBOHYD 191
FT /note="N-linked (GlcNAc...) asparagine"
FT /evidence="ECO:0000255"
FT DISULFID 70..115
FT /evidence="ECO:0000250"
FT DISULFID 168..175
FT /evidence="ECO:0000250"
SQ SEQUENCE 217 AA; 23638 MW; EAD838A13B18ACA0 CRC64;
MKPLSPLTLS FLLFVFITTL SLAFSNEDVE QVLDVNGKPI FPGGQYYILP AIRGPPGGGV
RLGRTGDLTC PVTVLQDRRE VKNGLPVKFV IPGISPGIIF TGTPIEIEYT KKPNCAKSSK
WLVFVDNVIQ KACVGIGGPE NYPGIQTLSG LFKIEKHESG FGYKLGFCIK GSPTCLDVGR
FDNDEAGRRL NLTEHESFQV VFVEAEANDA EFIKSVV