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1IE6

SOLUTION STRUCTURE OF IMPERATOXIN A

Functional Information from GO Data
ChainGOidnamespacecontents
A0005246molecular_functioncalcium channel regulator activity
A0005576cellular_componentextracellular region
A0019855molecular_functioncalcium channel inhibitor activity
A0035821biological_processmodulation of process of another organism
A0090729molecular_functiontoxin activity
A0099106molecular_functionion channel regulator activity
Functional Information from PROSITE/UniProt
site_idPS60028
Number of Residues30
DetailsSCORPION_CALCINE Scorpion calcine family signature. ClphlkrCkadndCCgkkCkrrgtnaekRC
ChainResidueDetails
ACYS3-CYS32

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues3
DetailsSITE: Important for stimulation of [3H]ryanodine binding to RYR1 => ECO:0000269|PubMed:14535845
ChainResidueDetails
AHIS6
ALYS11
ALYS30

site_idSWS_FT_FI2
Number of Residues3
DetailsSITE: Essential for stimulation of [3H]ryanodine binding to RYR1 => ECO:0000269|PubMed:14535845
ChainResidueDetails
ALEU7
AARG31
AARG33

218853

PDB entries from 2024-04-24

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