ID   CAY1_CONIM              Reviewed;          59 AA.
AC   O77256;
DT   13-AUG-2002, integrated into UniProtKB/Swiss-Prot.
DT   01-NOV-1998, sequence version 1.
DT   25-MAY-2022, entry version 51.
DE   RecName: Full=Putative conotoxin;
DE   Flags: Precursor;
OS   Conus imperialis (Imperial cone).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Gastropoda;
OC   Caenogastropoda; Neogastropoda; Conoidea; Conidae; Conus; Stephanoconus.
OX   NCBI_TaxID=35631;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RA   Zhao D.;
RL   Submitted (OCT-1998) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: Acts as a neurotoxin. {ECO:0000250}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000305}.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom duct. {ECO:0000305}.
CC   -!- MISCELLANEOUS: The mature peptide contains only 1 cysteine residue.
CC       {ECO:0000305}.
CC   -!- SIMILARITY: Belongs to the conotoxin A superfamily. {ECO:0000305}.
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DR   EMBL; AJ011793; CAA09785.1; -; mRNA.
DR   AlphaFoldDB; O77256; -.
DR   ConoServer; 77; Im003 precursor.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0030550; F:acetylcholine receptor inhibitor activity; IEA:InterPro.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR   InterPro; IPR009958; Conotoxin_a-typ.
DR   Pfam; PF07365; Toxin_8; 1.
PE   3: Inferred from homology;
KW   Cleavage on pair of basic residues; Neurotoxin; Secreted; Signal; Toxin.
FT   SIGNAL          1..25
FT                   /evidence="ECO:0000255"
FT   PROPEP          26..47
FT                   /evidence="ECO:0000255"
FT                   /id="PRO_0000035122"
FT   PEPTIDE         50..59
FT                   /note="Putative conotoxin"
FT                   /id="PRO_0000035123"
SQ   SEQUENCE   59 AA;  6309 MW;  05A7813D2C3E9F67 CRC64;
     MGMRMMFTVF LLVVLATTVV PITLASATDG RNAAANARVS PVISKSSKKW CHPNPYTVG