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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:

1nec

1.950 Å

X-ray

1999-03-30

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Oxygen-insensitive NAD(P)H nitroreductase
ID:NFSB_ENTCL
AC:Q01234
Organism:Enterobacter cloacae
Reign:Bacteria
TaxID:550
EC Number:1


Chains:

Chain Name:Percentage of Residues
within binding site
A37 %
B63 %


Ligand binding site composition:

B-Factor:23.718
Number of residues:41
Including
Standard Amino Acids: 38
Non Standard Amino Acids: 0
Water Molecules: 3
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.9071329.750

% Hydrophobic% Polar
40.3659.64
According to VolSite

Ligand :
1nec_2 Structure
HET Code: FMN
Formula: C17H19N4O9P
Molecular weight: 454.328 g/mol
DrugBank ID: DB03247
Buried Surface Area:69.05 %
Polar Surface area: 217.05 Å2
Number of
H-Bond Acceptors: 12
H-Bond Donors: 4
Rings: 3
Aromatic rings: 1
Anionic atoms: 2
Cationic atoms: 0
Rule of Five Violation: 1
Rotatable Bonds: 7

Mass center Coordinates

XYZ
-1.732550.87490310.0363


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
O1PNH2ARG- 92.97169.75H-Bond
(Protein Donor)
O2PNH1ARG- 92.95145.9H-Bond
(Protein Donor)
O1PCZARG- 93.720Ionic
(Protein Cationic)
O2PCZARG- 93.860Ionic
(Protein Cationic)
C1'CBSER- 113.90Hydrophobic
C3'CBSER- 114.390Hydrophobic
O1POGSER- 112.52159.13H-Bond
(Protein Donor)
O3PNSER- 112.83154.98H-Bond
(Protein Donor)
O2NZLYS- 133.17154.47H-Bond
(Protein Donor)
C8MCBPRO- 374.250Hydrophobic
C5'CBPRO- 374.450Hydrophobic
C7CBSER- 393.720Hydrophobic
C4'CBASN- 413.860Hydrophobic
N3OD1ASN- 703.15154.47H-Bond
(Ligand Donor)
O4ND2ASN- 703.28129.74H-Bond
(Protein Donor)
C7MCE2TYR- 1433.910Hydrophobic
C7MCD1LEU- 1444.050Hydrophobic
C8MCD1LEU- 1443.680Hydrophobic
C7CBPRO- 1623.960Hydrophobic
C8CGPRO- 1623.570Hydrophobic
C9CGPRO- 1623.290Hydrophobic
O4NGLU- 1643.32132.06H-Bond
(Protein Donor)
N5NGLU- 1643.08154.37H-Bond
(Protein Donor)
C6CGGLU- 1643.680Hydrophobic
O4NGLY- 1652.97156.94H-Bond
(Protein Donor)
O2PNZLYS- 2042.72167.69H-Bond
(Protein Donor)
O2PNZLYS- 2042.720Ionic
(Protein Cationic)
O3PNZLYS- 2043.410Ionic
(Protein Cationic)
O2PNH2ARG- 2062.69168.33H-Bond
(Protein Donor)
O2PCZARG- 2063.60Ionic
(Protein Cationic)