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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:

3kt8

3.000 Å

X-ray

2009-11-24

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Tryptophan--tRNA ligase, cytoplasmic
ID:SYWC_YEAST
AC:Q12109
Organism:Saccharomyces cerevisiae
Reign:Eukaryota
TaxID:559292
EC Number:6.1.1.2


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:71.974
Number of residues:23
Including
Standard Amino Acids: 23
Non Standard Amino Acids: 0
Water Molecules: 0
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.1121326.375

% Hydrophobic% Polar
33.0866.92
According to VolSite

Ligand :
3kt8_1 Structure
HET Code: LTN
Formula: C11H14N3O
Molecular weight: 204.248 g/mol
DrugBank ID: DB04537
Buried Surface Area:71.31 %
Polar Surface area: 86.52 Å2
Number of
H-Bond Acceptors: 1
H-Bond Donors: 3
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 0
Rotatable Bonds: 3

Mass center Coordinates

XYZ
-96.6005121.319-13.5295


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
NE1OHTYR- 1062.84160.13H-Bond
(Ligand Donor)
CBCG2THR- 1434.150Hydrophobic
NH3OE2GLU- 1463.410Ionic
(Ligand Cationic)
NH3OE1GLU- 1462.690Ionic
(Ligand Cationic)
NH3OE1GLU- 1462.69146.37H-Bond
(Ligand Donor)
ONZLYS- 1473.25137.22H-Bond
(Protein Donor)
NH3OE1GLN- 2302.93157.57H-Bond
(Ligand Donor)
CE2CGGLN- 2304.190Hydrophobic
CH2CG2ILE- 2534.070Hydrophobic
CH2CBCYS- 2553.620Hydrophobic
CE3CGGLN- 2593.790Hydrophobic
CZ2CZPHE- 2633.480Hydrophobic