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1CNN

OMEGA-CONOTOXIN MVIIC FROM CONUS MAGUS

Functional Information from GO Data
ChainGOidnamespacecontents
A0005246molecular_functioncalcium channel regulator activity
A0005576cellular_componentextracellular region
A0008200molecular_functionion channel inhibitor activity
A0035821biological_processmodulation of process of another organism
A0044231cellular_componenthost cell presynaptic membrane
A0090729molecular_functiontoxin activity
A0099106molecular_functionion channel regulator activity
Functional Information from PDB Data
site_idAC1
Number of Residues2
DetailsBINDING SITE FOR RESIDUE NH2 A 27
ChainResidue
ASER19
ACYS26

Functional Information from PROSITE/UniProt
site_idPS60004
Number of Residues26
DetailsOMEGA_CONOTOXIN Omega-conotoxin family signature. CKgkGaPCRkt...MYdCCSg.SCgr.RGKC
ChainResidueDetails
ACYS1-CYS26

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues25
DetailsPeptide: {"description":"Omega-conotoxin MVIIC","featureId":"PRO_0000034917","evidences":[{"source":"PubMed","id":"1352986","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsSite: {"description":"Important for Cav2.1/CACNA1A calcium channel binding","evidences":[{"source":"PubMed","id":"7677735","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Cysteine amide","evidences":[{"source":"PubMed","id":"1352986","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

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