ID   MCI_MYTUN               Reviewed;          22 AA.
AC   P82108;
DT   05-SEP-2006, integrated into UniProtKB/Swiss-Prot.
DT   01-MAY-2000, sequence version 1.
DT   25-MAY-2022, entry version 31.
DE   RecName: Full=Chymotrypsin inhibitor;
DE   AltName: Full=MCI;
DE   Flags: Fragment;
OS   Mythimna unipuncta (Armyworm moth) (Pseudaletia unipuncta).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Lepidoptera; Glossata; Ditrysia; Noctuoidea;
OC   Noctuidae; Hadeninae; Mythimna.
OX   NCBI_TaxID=103831;
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, FUNCTION, AND SUBCELLULAR LOCATION.
RC   TISSUE=Larval hemolymph {ECO:0000269|PubMed:11378411};
RX   PubMed=11378411; DOI=10.1016/s0965-1748(00)00172-7;
RA   Cherqui A., Cruz N., Simoes N.;
RT   "Purification and characterization of two serine protease inhibitors from
RT   the hemolymph of Mythimna unipuncta.";
RL   Insect Biochem. Mol. Biol. 31:761-769(2001).
CC   -!- FUNCTION: Inhibits chymotrypsin stoichiometrically. Also inhibits
CC       porcine pancreatic elastase and trypsin. {ECO:0000269|PubMed:11378411}.
CC   -!- SUBCELLULAR LOCATION: Secreted, extracellular space
CC       {ECO:0000269|PubMed:11378411}.
CC   -!- TISSUE SPECIFICITY: Hemolymph.
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DR   AlphaFoldDB; P82108; -.
DR   GO; GO:0005615; C:extracellular space; IEA:UniProtKB-SubCell.
DR   GO; GO:0004867; F:serine-type endopeptidase inhibitor activity; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Protease inhibitor; Secreted;
KW   Serine protease inhibitor.
FT   CHAIN           1..>22
FT                   /note="Chymotrypsin inhibitor"
FT                   /id="PRO_0000248502"
FT   REGION          1..22
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
FT   NON_TER         22
FT                   /evidence="ECO:0000303|PubMed:11378411"
SQ   SEQUENCE   22 AA;  2405 MW;  9B16680C66036980 CRC64;
     FDESFGFQGP STYEKTPLGE PA