3FB8

KcsA Potassium channel in the open-conductive state with 20 A opening at T112 in the presence of Rb+ ion

Functional Information from GO Data

Chain	GOid	namespace	contents
C	0005249	molecular_function	voltage-gated potassium channel activity
C	0006813	biological_process	potassium ion transport
C	0008076	cellular_component	voltage-gated potassium channel complex

Functional Information from PDB Data

site_id	AC1
Number of Residues	1
Details	BINDING SITE FOR RESIDUE RB C 1

Chain	Residue
C	THR75

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site_id	AC2
Number of Residues	2
Details	BINDING SITE FOR RESIDUE RB C 2

Chain	Residue
C	GLY77
C	TYR78

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site_id	AC3
Number of Residues	2
Details	BINDING SITE FOR RESIDUE RB C 4

Chain	Residue
C	THR75
C	VAL76

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Functional Information from PROSITE/UniProt

site_id	PS00290
Number of Residues	7
Details	IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCEATH

Chain	Residue	Details
B	TYR192-HIS198

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	45
Details	TRANSMEM: Helical

Chain	Residue	Details
C	ALA28-ALA50
C	GLY88-ALA111

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site_id	SWS_FT_FI2
Number of Residues	16
Details	TOPO_DOM: Extracellular

Chain	Residue	Details
C	GLU51-THR61
C	LEU81-TRP87

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site_id	SWS_FT_FI3
Number of Residues	10
Details	INTRAMEM: Helical; Pore-forming

Chain	Residue	Details
C	TYR62-THR72

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site_id	SWS_FT_FI4
Number of Residues	7
Details	INTRAMEM: Pore-forming

Chain	Residue	Details
C	ALA73-ASP80

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