ID   IOVO_NOTCI              Reviewed;          51 AA.
AC   P05561;
DT   01-NOV-1988, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1988, sequence version 1.
DT   25-MAY-2022, entry version 88.
DE   RecName: Full=Ovomucoid;
DE   Flags: Fragment;
OS   Nothoprocta cinerascens (Brushland tinamou) (Nothura cinerascens).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC   Coelurosauria; Aves; Palaeognathae; Tinamiformes; Tinamidae; Nothoprocta.
OX   NCBI_TaxID=8807;
RN   [1]
RP   PROTEIN SEQUENCE.
RX   PubMed=3828298; DOI=10.1021/bi00375a028;
RA   Laskowski M. Jr., Kato I., Ardelt W., Cook J., Denton A., Empie M.W.,
RA   Kohr W.J., Park S.J., Parks K., Schatzley B.L., Schoenberger O.L.,
RA   Tashiro M., Vichot G., Whatley H.E., Wieczorek A., Wieczorek M.;
RT   "Ovomucoid third domains from 100 avian species: isolation, sequences, and
RT   hypervariability of enzyme-inhibitor contact residues.";
RL   Biochemistry 26:202-221(1987).
CC   -!- SUBCELLULAR LOCATION: Secreted.
CC   -!- DOMAIN: Avian ovomucoid consists of three homologous, tandem Kazal
CC       family inhibitory domains.
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DR   PIR; B31437; B31437.
DR   AlphaFoldDB; P05561; -.
DR   SMR; P05561; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0004867; F:serine-type endopeptidase inhibitor activity; IEA:UniProtKB-KW.
DR   InterPro; IPR002350; Kazal_dom.
DR   InterPro; IPR036058; Kazal_dom_sf.
DR   InterPro; IPR001239; Prot_inh_Kazal-m.
DR   Pfam; PF00050; Kazal_1; 1.
DR   PRINTS; PR00290; KAZALINHBTR.
DR   SMART; SM00280; KAZAL; 1.
DR   SUPFAM; SSF100895; SSF100895; 1.
DR   PROSITE; PS00282; KAZAL_1; 1.
DR   PROSITE; PS51465; KAZAL_2; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Disulfide bond; Glycoprotein;
KW   Protease inhibitor; Repeat; Secreted; Serine protease inhibitor.
FT   CHAIN           <1..>51
FT                   /note="Ovomucoid"
FT                   /id="PRO_0000073147"
FT   DOMAIN          3..51
FT                   /note="Kazal-like"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00798"
FT   SITE            15..16
FT                   /note="Reactive bond 3"
FT   CARBOHYD        42
FT                   /note="N-linked (GlcNAc...) asparagine"
FT   DISULFID        5..35
FT   DISULFID        13..32
FT   DISULFID        21..51
FT   NON_TER         1
FT   NON_TER         51
SQ   SEQUENCE   51 AA;  5573 MW;  56CF30AB4EDA109E CRC64;
     VTVDCSGYPK PACTLEYFPL CGSDNQTYAN KCAFCNAVVE KNVTLRHLGK C