ID   ICI_EISHO               Reviewed;          41 AA.
AC   P83830;
DT   29-MAR-2004, integrated into UniProtKB/Swiss-Prot.
DT   15-MAR-2004, sequence version 1.
DT   25-MAY-2022, entry version 48.
DE   RecName: Full=Chymotrypsin inhibitor;
DE   AltName: Full=EHCI;
DE   Flags: Fragment;
OS   Eisenia hortensis (European nightcrawler) (Dendrobaena veneta).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Annelida; Clitellata;
OC   Oligochaeta; Crassiclitellata; Lumbricina; Lumbricidae; Lumbricinae;
OC   Eisenia.
OX   NCBI_TaxID=265212 {ECO:0000305};
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, FUNCTION, AND MASS SPECTROMETRY.
RA   Wojtaszek J., Wilusz T.;
RL   Submitted (MAR-2004) to UniProtKB.
CC   -!- FUNCTION: Inhibits chymotrypsin. {ECO:0000269|Ref.1, ECO:0000305}.
CC   -!- MASS SPECTROMETRY: Mass=7391.6; Method=Electrospray;
CC       Evidence={ECO:0000269|Ref.1};
CC   -!- SIMILARITY: Belongs to the protease inhibitor I13 (potato type I serine
CC       protease inhibitor) family. {ECO:0000305}.
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DR   AlphaFoldDB; P83830; -.
DR   SMR; P83830; -.
DR   GO; GO:0004867; F:serine-type endopeptidase inhibitor activity; IEA:UniProtKB-KW.
DR   GO; GO:0009611; P:response to wounding; IEA:InterPro.
DR   InterPro; IPR000864; Prot_inh_pot1.
DR   InterPro; IPR036354; Prot_inh_pot1_sf.
DR   Pfam; PF00280; potato_inhibit; 1.
DR   SUPFAM; SSF54654; SSF54654; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Protease inhibitor; Serine protease inhibitor.
FT   CHAIN           1..>41
FT                   /note="Chymotrypsin inhibitor"
FT                   /id="PRO_0000217643"
FT   NON_TER         41
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   41 AA;  4501 MW;  591809BCC9C0B4F6 CRC64;
     SPAVQEKAAW PELVGKTPEE ARAQILLDKP NANVVVLEHH D