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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:

3kmt

1.780 Å

X-ray

2009-11-11

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Histone H3K27 methylase
ID:O41094_PBCV1
AC:O41094
Organism:Paramecium bursaria Chlorella virus 1
Reign:Viruses
TaxID:10506
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
A4 %
B96 %
H0 %


Ligand binding site composition:

B-Factor:42.471
Number of residues:25
Including
Standard Amino Acids: 23
Non Standard Amino Acids: 0
Water Molecules: 2
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.846614.250

% Hydrophobic% Polar
38.4661.54
According to VolSite

Ligand :
3kmt_4 Structure
HET Code: SAH
Formula: C14H20N6O5S
Molecular weight: 384.411 g/mol
DrugBank ID: DB01752
Buried Surface Area:63.07 %
Polar Surface area: 212.38 Å2
Number of
H-Bond Acceptors: 10
H-Bond Donors: 4
Rings: 3
Aromatic rings: 2
Anionic atoms: 1
Cationic atoms: 1
Rule of Five Violation: 1
Rotatable Bonds: 7

Mass center Coordinates

XYZ
45.878613.179919.8382


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
NOTYR- 162.92132.53H-Bond
(Ligand Donor)
OXTNTYR- 162.74167.82H-Bond
(Protein Donor)
C5'CBASP- 494.320Hydrophobic
SDCE1TYR- 503.310Hydrophobic
CBCE1TYR- 504.190Hydrophobic
OOHTYR- 502.83157.03H-Bond
(Protein Donor)
NOD1ASN- 692.93167.04H-Bond
(Ligand Donor)
N7NHIS- 702.99169.08H-Bond
(Protein Donor)
N6OHIS- 702.94154.73H-Bond
(Ligand Donor)
C5'CE2TYR- 1054.20Hydrophobic
C3'CZTYR- 1094.420Hydrophobic
O3'OHTYR- 1092.79171.34H-Bond
(Ligand Donor)
C2'CH2TRP- 1104.460Hydrophobic
C2'CD2LEU- 11640Hydrophobic
N6OASN- 1192.87171.24H-Bond
(Ligand Donor)
N1NASN- 1192.89169.96H-Bond
(Protein Donor)