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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:

2rtq

1.390 Å

X-ray

1997-09-11

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Streptavidin
ID:SAV_STRAV
AC:P22629
Organism:Streptomyces avidinii
Reign:Bacteria
TaxID:1895
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
D100 %


Ligand binding site composition:

B-Factor:31.181
Number of residues:28
Including
Standard Amino Acids: 28
Non Standard Amino Acids: 0
Water Molecules: 0
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.844273.375

% Hydrophobic% Polar
65.4334.57
According to VolSite

Ligand :
2rtq_2 Structure
HET Code: IMI
Formula: C10H17N3O2S
Molecular weight: 243.326 g/mol
DrugBank ID: DB03353
Buried Surface Area:77.06 %
Polar Surface area: 115.08 Å2
Number of
H-Bond Acceptors: 5
H-Bond Donors: 3
Rings: 2
Aromatic rings: 0
Anionic atoms: 1
Cationic atoms: 1
Rule of Five Violation: 0
Rotatable Bonds: 5

Mass center Coordinates

XYZ
19.0754.2607513.3141


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
C4CD1LEU- 254.190Hydrophobic
N3OGSER- 272.92143.43H-Bond
(Ligand Donor)
C7CBSER- 453.990Hydrophobic
N2OGSER- 452.93175.65H-Bond
(Ligand Donor)
C4CG2VAL- 473.470Hydrophobic
O11NASN- 492.87162.1H-Bond
(Protein Donor)
C9CBALA- 503.730Hydrophobic
C8CE2TRP- 793.850Hydrophobic
S1CZ2TRP- 793.480Hydrophobic
C10CD2TRP- 793.630Hydrophobic
C7CZ2TRP- 793.850Hydrophobic
C10CBALA- 864.250Hydrophobic
O12OGSER- 883.31173.18H-Bond
(Protein Donor)
S1CG2THR- 903.580Hydrophobic
S1CZ2TRP- 923.960Hydrophobic
C6CE2TRP- 1083.540Hydrophobic
C8CD1LEU- 1103.870Hydrophobic
S1CD1LEU- 1104.210Hydrophobic
N1OD2ASP- 1282.9171.89H-Bond
(Protein Donor)