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6MZT

Solution structure of alpha-KTx-6.21 (UroTx) from Urodacus yaschenkoi

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0008200molecular_functionion channel inhibitor activity
A0015459molecular_functionpotassium channel regulator activity
A0035821biological_processmodulation of process of another organism
A0090729molecular_functiontoxin activity
A0099106molecular_functionion channel regulator activity
Functional Information from PROSITE/UniProt
site_idPS01138
Number of Residues23
DetailsSCORP_SHORT_TOXIN Scorpion short toxins signature. CwgpCkkqttctn.SKCMngkCkC
ChainResidueDetails
ACYS11-CYS33

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues36
DetailsPeptide: {"description":"Potassium channel toxin alpha-KTx 6.21","featureId":"PRO_0000430422","evidences":[{"source":"PubMed","id":"24723491","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues1
DetailsSite: {"description":"Pharmacophore, responsible of Kv1 potassium channel pore occlusion","evidences":[{"source":"PubMed","id":"31881193","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsModified residue: {"description":"Valine amide","evidences":[{"source":"PubMed","id":"24723491","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

239149

PDB entries from 2025-07-23

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