ID   I2_CONCE                Reviewed;          67 AA.
AC   P69494; Q59AA6;
DT   15-MAR-2005, integrated into UniProtKB/Swiss-Prot.
DT   15-MAR-2005, sequence version 1.
DT   25-MAY-2022, entry version 50.
DE   RecName: Full=Conotoxin Cp1.1;
DE   Flags: Precursor;
OS   Conus capitaneus (Captain cone).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Gastropoda;
OC   Caenogastropoda; Neogastropoda; Conoidea; Conidae; Conus; Rhizoconus.
OX   NCBI_TaxID=89439;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA].
RC   TISSUE=Venom duct;
RX   PubMed=15450929; DOI=10.1016/j.toxicon.2004.07.006;
RA   Kauferstein S., Huys I., Kuch U., Melaun C., Tytgat J., Mebs D.;
RT   "Novel conopeptides of the I-superfamily occur in several clades of cone
RT   snails.";
RL   Toxicon 44:539-548(2004).
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000250}.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom duct.
CC   -!- DOMAIN: The cysteine framework is XI (C-C-CC-CC-C-C).
CC   -!- SIMILARITY: Belongs to the conotoxin I2 superfamily. {ECO:0000305}.
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DR   EMBL; AJ746187; CAG34095.1; -; mRNA.
DR   AlphaFoldDB; P69494; -.
DR   SMR; P69494; -.
DR   ConoServer; 1392; Cp1.1 precursor.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR   InterPro; IPR013141; Conotoxin-I_CS.
DR   InterPro; IPR020242; Conotoxin_I2-superfamily.
DR   Pfam; PF17557; Conotoxin_I2; 1.
DR   PROSITE; PS60019; I_CONOTOXIN; 1.
PE   2: Evidence at transcript level;
KW   Amidation; Cleavage on pair of basic residues; Disulfide bond; Secreted;
KW   Signal; Toxin.
FT   SIGNAL          1..26
FT                   /evidence="ECO:0000255"
FT   CHAIN           27..60
FT                   /note="Conotoxin Cp1.1"
FT                   /id="PRO_0000035088"
FT   PROPEP          64..67
FT                   /evidence="ECO:0000250"
FT                   /id="PRO_0000035089"
FT   MOD_RES         60
FT                   /note="Tyrosine amide"
FT                   /evidence="ECO:0000250"
FT   DISULFID        29..43
FT                   /evidence="ECO:0000250|UniProtKB:Q7Z094"
FT   DISULFID        36..48
FT                   /evidence="ECO:0000250|UniProtKB:Q7Z094"
FT   DISULFID        42..52
FT                   /evidence="ECO:0000250|UniProtKB:Q7Z094"
FT   DISULFID        47..56
FT                   /evidence="ECO:0000250|UniProtKB:Q7Z094"
SQ   SEQUENCE   67 AA;  7828 MW;  87AF6AB2FF916833 CRC64;
     MMFRLTSVSC FLLVIACLNL FQVVLTRRCF PPGVYCTRHL PCCRGRCCSG WCRPRCFPRY
     GKRATFQ