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1WVR

Crystal Structure of a CRISP family Ca-channel blocker derived from snake venom

Functional Information from GO Data
ChainGOidnamespacecontents
A0005246molecular_functioncalcium channel regulator activity
A0005576cellular_componentextracellular region
A0006952biological_processdefense response
A0035821biological_processmodulation of process of another organism
A0090729molecular_functiontoxin activity
A0099106molecular_functionion channel regulator activity
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CD A 301
ChainResidue
AHIS60
AHIS115
AHOH423
AHOH469
AHOH526

site_idAC2
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CD A 302
ChainResidue
AGLU40
AGLU40
AHOH465

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CD A 303
ChainResidue
AHOH524
AASP175

site_idAC4
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CD A 304
ChainResidue
AGLU13
AGLU44

site_idAC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CD A 305
ChainResidue
AGLU7
AGLU17
AHOH455

site_idAC6
Number of Residues5
DetailsBINDING SITE FOR RESIDUE CD A 306
ChainResidue
AASP173
AASN218
ALYS219
AHOH435
AHOH518

site_idAC7
Number of Residues4
DetailsBINDING SITE FOR RESIDUE CD A 307
ChainResidue
AHIS91
AHIS94
AHOH424
AHOH488

site_idAC8
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CD A 308
ChainResidue
AASP193
AHOH437

site_idAC9
Number of Residues3
DetailsBINDING SITE FOR RESIDUE CD A 309
ChainResidue
AASN1
AASP5
AGLU188

Functional Information from PROSITE/UniProt
site_idPS01009
Number of Residues11
DetailsCRISP_1 CRISP family signature 1. GHYTQIVWykS
ChainResidueDetails
AGLY114-SER124

site_idPS01010
Number of Residues12
DetailsCRISP_2 CRISP family signature 2. FYvCQYcPaGNI
ChainResidueDetails
APHE142-ILE153

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues127
DetailsDomain: {"description":"SCP"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues33
DetailsDomain: {"description":"ShKT","evidences":[{"source":"PROSITE-ProRule","id":"PRU01005","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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