CM696_CONIN
ID CM696_CONIN Reviewed; 15 AA.
AC P0DUR3;
DT 29-SEP-2021, integrated into UniProtKB/Swiss-Prot.
DT 29-SEP-2021, sequence version 1.
DT 23-FEB-2022, entry version 2.
DE RecName: Full=Conotoxin In1696 {ECO:0000303|PubMed:33732044};
OS Conus inscriptus (Engraved cone).
OC Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Gastropoda;
OC Caenogastropoda; Neogastropoda; Conoidea; Conidae; Conus; Phasmoconus.
OX NCBI_TaxID=257329;
RN [1]
RP PROTEIN SEQUENCE, SUBCELLULAR LOCATION, AND MASS SPECTROMETRY.
RC TISSUE=Venom;
RX PubMed=33732044; DOI=10.1016/j.sjbs.2020.12.032;
RA Jain R.P., Jayaseelan B.F., Wilson Alphonse C.R., Mahmoud A.H.,
RA Mohammed O.B., Ahmed Almunqedhi B.M., Rajaian Pushpabai R.;
RT "Mass spectrometric identification and denovo sequencing of novel
RT conotoxins from vermivorous cone snail (Conus inscriptus), and preliminary
RT screening of its venom for biological activities in vitro and in vivo.";
RL Saudi J. Biol. Sci. 28:1582-1595(2021).
CC -!- FUNCTION: Probable neurotoxin with unknown target (Probable). Possibly
CC targets ion channels (Probable). In vivo, intraperitoneal injection
CC into fish provokes paralysis after 5 minutes (By similarity).
CC {ECO:0000250|UniProtKB:P0CH15, ECO:0000305}.
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:33732044}.
CC -!- TISSUE SPECIFICITY: Expressed by the venom duct.
CC {ECO:0000305|PubMed:33732044}.
CC -!- DOMAIN: The cysteine framework is III (CC-C-C-CC). Classified in the M-
CC 2 branch, since 2 residues stand between the fourth and the fifth
CC cysteine residues. {ECO:0000305}.
CC -!- MASS SPECTROMETRY: Mass=1696.4; Method=MALDI;
CC Evidence={ECO:0000269|PubMed:33732044};
CC -!- SIMILARITY: Belongs to the conotoxin M superfamily. {ECO:0000305}.
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DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0099106; F:ion channel regulator activity; IEA:UniProtKB-KW.
DR GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
PE 1: Evidence at protein level;
KW Direct protein sequencing; Disulfide bond; Ion channel impairing toxin;
KW Neurotoxin; Secreted; Toxin.
FT PEPTIDE 1..15
FT /note="Conotoxin In1696"
FT /evidence="ECO:0000269|PubMed:33732044"
FT /id="PRO_0000453225"
FT DISULFID 1..14
FT /evidence="ECO:0000250|UniProtKB:P0CI24"
FT DISULFID 2..10
FT /evidence="ECO:0000250|UniProtKB:P0CI24"
FT DISULFID 6..13
FT /evidence="ECO:0000250|UniProtKB:P0CI24"
SQ SEQUENCE 15 AA; 1704 MW; E5D374F4FE1D65FE CRC64;
CCEWPCSHGC IPCCY