ID   CH19_DROSU              Reviewed;         180 AA.
AC   P13428;
DT   01-JAN-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1990, sequence version 1.
DT   25-MAY-2022, entry version 63.
DE   RecName: Full=Chorion protein S19;
DE   Flags: Precursor;
GN   Name=Cp19; Synonyms=S19;
OS   Drosophila subobscura (Fruit fly).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea;
OC   Drosophilidae; Drosophila; Sophophora.
OX   NCBI_TaxID=7241;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=3136055; DOI=10.1093/genetics/119.3.663;
RA   Martinez-Cruzado J.C., Swimmer C., Fenerjian M.G., Kafatos F.C.;
RT   "Evolution of the autosomal chorion locus in Drosophila. I. General
RT   organization of the locus and sequence comparisons of genes s15 and s19 in
RT   evolutionary distant species.";
RL   Genetics 119:663-677(1988).
CC   -!- FUNCTION: Chorion membrane (egg shell) protein; plays a role in
CC       protecting the egg from the environment. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the chorion protein S19 family. {ECO:0000305}.
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DR   EMBL; X53423; CAA37510.1; -; Genomic_DNA.
DR   PIR; S06616; S06616.
DR   AlphaFoldDB; P13428; -.
DR   FlyBase; FBgn0012936; Dsub\Cp19.
DR   GO; GO:0042600; C:egg chorion; IEA:InterPro.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   InterPro; IPR009611; S19_C.
DR   Pfam; PF06756; S19; 1.
PE   3: Inferred from homology;
KW   Secreted; Signal.
FT   SIGNAL          1..21
FT                   /evidence="ECO:0000255"
FT   CHAIN           22..180
FT                   /note="Chorion protein S19"
FT                   /id="PRO_0000089626"
SQ   SEQUENCE   180 AA;  19029 MW;  7AB643E8D4312C75 CRC64;
     MNTFATLAVL FCACLIGNCH GGYGGGGHGG YVQQGSYGQR SNGGAASAAS SAAAAGNQRP
     VEIIAGGPRG GYGHGHEILR PIQLGYGGHS QRVPQHGSYG RRSGYGPRWT VQPAGATLLY
     PGQNNYRAYV SPPEYTKVVL PVRPAEPVAK LYIPENHYGS QQNYGTYAPQ QSYNVEGPRY