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sc-PDB

An Annotated Database of Druggable Binding Sites from the Protein DataBank

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Protein Data Bank Entry:

1b38

2.000 Å

X-ray

1998-12-17

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Cyclin-dependent kinase 2
ID:CDK2_HUMAN
AC:P24941
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:2.7.11.22


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:26.804
Number of residues:37
Including
Standard Amino Acids: 36
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors:
Metals: MG

Cavity properties

LigandabilityVolume (Å3)
0.211654.750

% Hydrophobic% Polar
44.3355.67
According to VolSite

Ligand :
1b38_1 Structure
HET Code: ATP
Formula: C10H12N5O13P3
Molecular weight: 503.149 g/mol
DrugBank ID: DB00171
Buried Surface Area:67.38 %
Polar Surface area: 319.88 Å2
Number of
H-Bond Acceptors: 17
H-Bond Donors: 3
Rings: 3
Aromatic rings: 2
Anionic atoms: 4
Cationic atoms: 0
Rule of Five Violation: 2
Rotatable Bonds: 8

Mass center Coordinates

XYZ
-0.74706526.435810.7813


Binding mode :
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Binding mode
BioSolveIT 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
BioSolveIT


LigandProteinInteraction
AtomAtomResidueDistance
(Å)
Angle (°)Type
C4'CG2ILE- 104.020Hydrophobic
C1'CG2ILE- 103.590Hydrophobic
O3GNTHR- 142.63154.58H-Bond
(Protein Donor)
C5'CG2VAL- 183.590Hydrophobic
O1ANZLYS- 333.80Ionic
(Protein Cationic)
O2ANZLYS- 332.790Ionic
(Protein Cationic)
O2ANZLYS- 332.79174.15H-Bond
(Protein Donor)
N6OGLU- 812.9167.86H-Bond
(Ligand Donor)
N1NLEU- 833.17157.94H-Bond
(Protein Donor)
O3'OD2ASP- 863.02133.17H-Bond
(Ligand Donor)
O1GNZLYS- 1292.82162.89H-Bond
(Protein Donor)
O1GNZLYS- 1292.820Ionic
(Protein Cationic)
C3'CBGLN- 1314.420Hydrophobic
O2'OGLN- 1312.92162.43H-Bond
(Ligand Donor)
O2GND2ASN- 1323.49137.81H-Bond
(Protein Donor)
C2'CD2LEU- 1344.470Hydrophobic
O2GMG MG- 3822.160Metal Acceptor
O1BMG MG- 3822.130Metal Acceptor
O2AMG MG- 3822.120Metal Acceptor