Structure of PDB 1qrq Chain A

Receptor sequence
>1qrqA (length=325) Species: 10116 (Rattus norvegicus) [Search protein sequence]
LQFYRNLGKSGLRVSCLGLGTWVTFGGQITDEMAEHLMTLAYDNGINLFD
TAEVYAAGKAEVVLGNIIKKKGWRRSSLVITTKIFWGGKAETERGLSRKH
IIEGLKASLERLQLEYVDVVFANRPDPNTPMEETVRAMTHVINQGMAMYW
GTSRWSSMEIMEAYSVARQFNLIPPICEQAEYHMFQREKVEVQLPELFHK
IGVGAMTWSPLACGIVSGKYDSGIPPYSRASLKGYQWLKDKILSEEGRRQ
QAKLKELQAIAERLGCTLPQLAIAWCLRNEGVSSVLLGASNAEQLMENIG
AIQVLPKLSSSIVHEIDSILGNKPY
3D structure
PDB1qrq Structure of a voltage-dependent K+ channel beta subunit.
ChainA
Resolution2.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.1.1.-
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 NDP A G55 W57 Q63 D85 K118 S188 R189 Q214 W243 S244 P245 L246 C248 G249 K254 I259 Y262 S263 R264 L321 G323 S325 Q329 E332 N333 G20 W22 Q28 D50 K83 S153 R154 Q179 W208 S209 P210 L211 C213 G214 K219 I224 Y227 S228 R229 L286 G288 S290 Q294 E297 N298
Gene Ontology
Molecular Function
GO:0005249 voltage-gated potassium channel activity
Biological Process
GO:0006813 potassium ion transport
GO:0055085 transmembrane transport
Cellular Component
GO:0005737 cytoplasm
GO:0016020 membrane

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Biological Process
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Cellular Component
External links
PDB RCSB:1qrq, PDBe:1qrq, PDBj:1qrq
PDBsum1qrq
PubMed10399921
UniProtP62483|KCAB2_RAT Voltage-gated potassium channel subunit beta-2 (Gene Name=Kcnab2)

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