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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:

2tpr

2.400 Å

X-ray

1991-08-22

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Trypanothione reductase
ID:TYTR_CRIFA
AC:P39040
Organism:Crithidia fasciculata
Reign:Eukaryota
TaxID:5656
EC Number:1.8.1.12


Chains:

Chain Name:Percentage of Residues
within binding site
A94 %
B6 %


Ligand binding site composition:

B-Factor:24.077
Number of residues:73
Including
Standard Amino Acids: 67
Non Standard Amino Acids: 0
Water Molecules: 6
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.312752.625

% Hydrophobic% Polar
54.2645.74
According to VolSite

Ligand :
2tpr_1 Structure
HET Code: FAD
Formula: C27H31N9O15P2
Molecular weight: 783.534 g/mol
DrugBank ID: DB03147
Buried Surface Area:77.42 %
Polar Surface area: 381.7 Å2
Number of
H-Bond Acceptors: 22
H-Bond Donors: 7
Rings: 6
Aromatic rings: 3
Anionic atoms: 2
Cationic atoms: 0
Rule of Five Violation: 3
Rotatable Bonds: 13

Mass center Coordinates

XYZ
28.3646-26.060116.718


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
O2ANSER- 133.31160.86H-Bond
(Protein Donor)
O4'OGSER- 133.28175.33H-Bond
(Protein Donor)
C4'CBSER- 134.360Hydrophobic
O1PNGLY- 142.91158.49H-Bond
(Protein Donor)
O3BOD1ASP- 343.31140.42H-Bond
(Ligand Donor)
O3BOD2ASP- 342.94163.75H-Bond
(Ligand Donor)
O2BOD1ASP- 342.86157.06H-Bond
(Ligand Donor)
C3BCBALA- 453.780Hydrophobic
O1AOG1THR- 502.76156.86H-Bond
(Protein Donor)
O2ANTHR- 503.26152.64H-Bond
(Protein Donor)
C8MCG2THR- 503.610Hydrophobic
C2'CBCYS- 514.410Hydrophobic
C2'SGCYS- 564.30Hydrophobic
O4NZLYS- 592.73164.62H-Bond
(Protein Donor)
C6CGLYS- 594.290Hydrophobic
N6AOGLY- 1263.43149.25H-Bond
(Ligand Donor)
N1ANGLY- 1263.09164.97H-Bond
(Protein Donor)
C7MCBSER- 1774.260Hydrophobic
C7MCE2PHE- 1814.180Hydrophobic
C6CG1ILE- 1984.340Hydrophobic
C7CD1ILE- 1983.950Hydrophobic
C8CD1ILE- 1983.920Hydrophobic
C8MCDARG- 2864.160Hydrophobic
O3'OD2ASP- 3263.16138.9H-Bond
(Ligand Donor)
O3'OD1ASP- 3262.79160.59H-Bond
(Ligand Donor)
C5'CBASP- 3264.460Hydrophobic
O2PNASP- 3262.83141.52H-Bond
(Protein Donor)
N1NTHR- 3343.4164.16H-Bond
(Protein Donor)
O2NTHR- 3342.91131.66H-Bond
(Protein Donor)
C2'CBTHR- 3344.410Hydrophobic
C4'CBTHR- 3344.390Hydrophobic
C5'CBALA- 3374.110Hydrophobic
N3OHIS- 4602.93154.57H-Bond
(Ligand Donor)
O2POHOH- 5012.58163.93H-Bond
(Protein Donor)
O1AOHOH- 5022.52179.97H-Bond
(Protein Donor)
O1POHOH- 5082.51171.95H-Bond
(Protein Donor)