ID   CHHA2_BOMMO             Reviewed;         124 AA.
AC   P05687;
DT   01-NOV-1988, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1988, sequence version 1.
DT   25-MAY-2022, entry version 59.
DE   RecName: Full=Chorion class high-cysteine HCA protein 12;
DE            Short=HC-A.12;
DE   Flags: Precursor;
OS   Bombyx mori (Silk moth).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Lepidoptera; Glossata; Ditrysia; Bombycoidea;
OC   Bombycidae; Bombycinae; Bombyx.
OX   NCBI_TaxID=7091;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=6589605; DOI=10.1073/pnas.81.14.4452;
RA   Iatrou K., Tsitilou S.G., Kafatos F.C.;
RT   "DNA sequence transfer between two high-cysteine chorion gene families in
RT   the silkmoth Bombyx mori.";
RL   Proc. Natl. Acad. Sci. U.S.A. 81:4452-4456(1984).
CC   -!- FUNCTION: This protein is one of many from the eggshell of the silk
CC       moth.
CC   -!- SIMILARITY: Belongs to the chorion protein family. {ECO:0000305}.
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DR   EMBL; K02835; AAA27834.1; -; Genomic_DNA.
DR   PIR; A21761; A21761.
DR   AlphaFoldDB; P05687; -.
DR   Proteomes; UP000005204; Unassembled WGS sequence.
PE   3: Inferred from homology;
KW   Reference proteome; Repeat; Signal.
FT   SIGNAL          1..21
FT   CHAIN           22..124
FT                   /note="Chorion class high-cysteine HCA protein 12"
FT                   /id="PRO_0000005381"
FT   REGION          22..35
FT                   /note="Left arm"
FT   REGION          36..83
FT                   /note="Central domain"
FT   REGION          84..124
FT                   /note="Right arm (Gly- and Cys-rich tandem repeats)"
SQ   SEQUENCE   124 AA;  11639 MW;  9FA97C5556935835 CRC64;
     MFTFALLLLC VQGCLIQNVY GQCCGCGCGG GCGCGCYGGE GDGNVNVCGE LPVCGETLVC
     GRVPICGGVC FKGPACASGC VSICGRCCGC GCGGCGGCGC GCGGCGCGCG GCGGCGCGRR
     CCCC