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2H8P

Structure of a K channel with an amide to ester substitution in the selectivity filter

Functional Information from GO Data
ChainGOidnamespacecontents
B0005576cellular_componentextracellular region
B0005886cellular_componentplasma membrane
B0030183biological_processB cell differentiation
C0005249molecular_functionvoltage-gated potassium channel activity
C0006813biological_processpotassium ion transport
C0008076cellular_componentvoltage-gated potassium channel complex
Functional Information from PDB Data
site_idAC1
Number of Residues8
DetailsBINDING SITE FOR RESIDUE K C 201
ChainResidue
CTHR75
CTHR75
CTHR75
CTHR75
CK202
CK202
CK202
CK202

site_idAC2
Number of Residues16
DetailsBINDING SITE FOR RESIDUE K C 202
ChainResidue
CTHR75
CTHR75
CTHR75
CVAL76
CVAL76
CVAL76
CVAL76
CK203
CK203
CK203
CK203
CK201
CK201
CK201
CK201
CTHR75

site_idAC3
Number of Residues16
DetailsBINDING SITE FOR RESIDUE K C 203
ChainResidue
CVAL76
CVAL76
CVAL76
CVAL76
CGLY77
CGLY77
CGLY77
CGLY77
CK204
CK204
CK204
CK204
CK202
CK202
CK202
CK202

site_idAC4
Number of Residues16
DetailsBINDING SITE FOR RESIDUE K C 204
ChainResidue
CGLY77
CGLY77
CGLY77
CGLY77
CTYR78
CTYR78
CTYR78
CTYR78
CK203
CK203
CK203
CK203
CK205
CK205
CK205
CK205

site_idAC5
Number of Residues12
DetailsBINDING SITE FOR RESIDUE K C 205
ChainResidue
CTYR78
CTYR78
CTYR78
CTYR78
CK204
CK204
CK204
CK204
CHOH320
CHOH320
CHOH320
CHOH320

site_idAC6
Number of Residues6
DetailsBINDING SITE FOR RESIDUE GOA C 79
ChainResidue
CGLY77
CTYR78
CTYR78
CASP80
CLEU81
CTYR82

site_idAC7
Number of Residues7
DetailsBINDING SITE FOR RESIDUE B3H C 207
ChainResidue
CHOH301
CPRO63
CCYS70
CLEU86
CARG89
CLEU90
CVAL93

Functional Information from PROSITE/UniProt
site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCEATH
ChainResidueDetails
BTYR192-HIS198

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues45
DetailsTRANSMEM: Helical
ChainResidueDetails
CALA28-ALA50
CGLY88-ALA111

site_idSWS_FT_FI2
Number of Residues16
DetailsTOPO_DOM: Extracellular
ChainResidueDetails
CGLU51-THR61
CLEU81-TRP87

site_idSWS_FT_FI3
Number of Residues10
DetailsINTRAMEM: Helical; Pore-forming
ChainResidueDetails
CTYR62-THR72

site_idSWS_FT_FI4
Number of Residues7
DetailsINTRAMEM: Pore-forming
ChainResidueDetails
CALA73-ASP80

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PDB entries from 2024-09-11

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