scPDB - 1qrq entry

Protein Data Bank Entry:

PDB ID : 1qrq

Resolution :2.800 Å

Experimental Method : X-ray

Deposition Date : 1999-06-15

Activity from ChEMBL: What is pChEMBL ?

	Min	Mean	Median	Standard Deviation	Max	Count
pChEMBL:

List of CHEMBLId :

Binding Site :

Uniprot Annotation

Name:	Voltage-gated potassium channel subunit beta-2
ID:	KCAB2_RAT
AC:	P62483
Organism:	Rattus norvegicus
Reign:	Eukaryota
TaxID:	10116
EC Number:	/

Chains:

Chain Name:	Percentage of Residues within binding site
B	100 %

Ligand binding site composition:

B-Factor:	64.276
Number of residues:	56
Including
Standard Amino Acids:	56
Non Standard Amino Acids:	0
Water Molecules:	0
Cofactors:
Metals:

Cavity properties

Ligandability	Volume (Å3)
0.200	327.375

% Hydrophobic	% Polar
57.73	42.27
According to VolSite

Ligand :

HET Code:	NDP
Formula:	C21H26N7O17P3
Molecular weight:	741.389 g/mol
DrugBank ID:	DB02338
Buried Surface Area:	84.71 %
Polar Surface area:	404.9 Å2

Number of
H-Bond Acceptors:	22
H-Bond Donors:	5
Rings:	5
Aromatic rings:	2
Anionic atoms:	4
Cationic atoms:	0
Rule of Five Violation:	2
Rotatable Bonds:	13

Mass center Coordinates

X	Y	Z
60.3593	20.8043	81.0603

Binding mode :

What is Poseview ?

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Image generated by PoseView

Protein

Binding Site

Ligand

Interaction pattern

hydrophobic (CA)

aromatic (CZ)

hydrogen bond acceptor (O)

hydrogen bond acceptor/donor (OG)

hydrogen bond donor (N)

positively ionized (NZ)

negatively ionized (OD1)

metal (ZN)

Legend:

Represent the protein/ligand binding mode, centered on the ligand
Dashed lines represents hydrogen bonds and metal interactions
Green residue labels for amino acids with hydrophobic contacts (green lines) to the ligand

Image generated using PoseView by BioSolveIT

Ligand	Protein		Interaction
Atom	Atom	Residue	Distance (Å)	Angle (°)	Type
C5D	CE3	TRP- 57	3.85	0	Hydrophobic	false
C3D	CB	TRP- 57	3.5	0	Hydrophobic	false
O3D	N	TRP- 57	3.23	176.74	H-Bond (Protein Donor)	false
O3X	NE2	GLN- 63	3.08	133.98	H-Bond (Protein Donor)	false
O2D	OD1	ASP- 85	2.59	166.78	H-Bond (Ligand Donor)	false
C2D	CE2	TYR- 90	4.28	0	Hydrophobic	false
N7N	OG	SER- 188	2.93	137.46	H-Bond (Ligand Donor)	false
O7N	NE	ARG- 189	2.87	139.47	H-Bond (Protein Donor)	false
O7N	NH2	ARG- 189	3.02	133.23	H-Bond (Protein Donor)	false
N7N	OE1	GLN- 214	2.82	144.6	H-Bond (Ligand Donor)	false
C3N	CB	TRP- 243	4.41	0	Hydrophobic	false
O2N	OG	SER- 244	2.62	161.43	H-Bond (Protein Donor)	false
O2A	N	LEU- 246	2.87	142.83	H-Bond (Protein Donor)	false
O2A	N	CYS- 248	3.03	142.13	H-Bond (Protein Donor)	false
C1B	CD	LYS- 254	4.47	0	Hydrophobic	false
N3A	NZ	LYS- 254	3.13	164.57	H-Bond (Protein Donor)	false
O2X	NZ	LYS- 254	3.4	149.31	H-Bond (Protein Donor)	false
O1X	NZ	LYS- 254	3.98	0	Ionic (Protein Cationic)	false
O2X	NZ	LYS- 254	3.4	0	Ionic (Protein Cationic)	false
O2X	N	TYR- 262	3.41	130.07	H-Bond (Protein Donor)	false
O3B	NH2	ARG- 264	3.02	125.43	H-Bond (Protein Donor)	false
O1N	NH2	ARG- 264	2.57	167.11	H-Bond (Protein Donor)	false
O1N	NH1	ARG- 264	3.3	126.59	H-Bond (Protein Donor)	false
O1N	CZ	ARG- 264	3.36	0	Ionic (Protein Cationic)	false
C4D	CB	LEU- 321	4.26	0	Hydrophobic	false
C2D	CD1	LEU- 321	4.27	0	Hydrophobic	false
O2X	OG	SER- 325	2.87	147.6	H-Bond (Protein Donor)	false
O3X	OG	SER- 325	3.48	142.64	H-Bond (Protein Donor)	false
N3A	NE2	GLN- 329	3.31	120.56	H-Bond (Protein Donor)	false
O2X	NE2	GLN- 329	3.14	146.57	H-Bond (Protein Donor)	false
N6A	OE1	GLU- 332	2.55	159.89	H-Bond (Ligand Donor)	false
N7A	ND2	ASN- 333	3.01	161.1	H-Bond (Protein Donor)	false
N6A	OD1	ASN- 333	3.21	141.38	H-Bond (Ligand Donor)	false