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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:

1kbj

2.500 Å

X-ray

2001-11-06

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Cytochrome b2, mitochondrial
ID:CYB2_YEAST
AC:P00175
Organism:Saccharomyces cerevisiae
Reign:Eukaryota
TaxID:559292
EC Number:1.1.2.3


Chains:

Chain Name:Percentage of Residues
within binding site
B100 %


Ligand binding site composition:

B-Factor:31.706
Number of residues:48
Including
Standard Amino Acids: 43
Non Standard Amino Acids: 0
Water Molecules: 5
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.591519.750

% Hydrophobic% Polar
48.0551.95
According to VolSite

Ligand :
1kbj_2 Structure
HET Code: FMN
Formula: C17H19N4O9P
Molecular weight: 454.328 g/mol
DrugBank ID: DB03247
Buried Surface Area:86.24 %
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
77.618818.697710.3248


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
C7MCE1TYR- 1433.790Hydrophobic
C7MCD2TYR- 1443.520Hydrophobic
O2'OGSER- 1952.63155.53H-Bond
(Protein Donor)
C3'CBSER- 1953.950Hydrophobic
O2'OALA- 1962.7158.97H-Bond
(Ligand Donor)
C6CBTHR- 1974.190Hydrophobic
C9CG2THR- 1974.130Hydrophobic
N5NALA- 1983.13174.96H-Bond
(Protein Donor)
N3OE1GLN- 2523.12138.78H-Bond
(Ligand Donor)
O2OG1THR- 2802.61146.18H-Bond
(Protein Donor)
N1NZLYS- 3493130.54H-Bond
(Protein Donor)
O2NZLYS- 3492.97159.67H-Bond
(Protein Donor)
O2'NZLYS- 3493136.79H-Bond
(Protein Donor)
O3'NZLYS- 3493.28144.43H-Bond
(Protein Donor)
C8CDARG- 3763.760Hydrophobic
C9CDARG- 3763.760Hydrophobic
O3'OD2ASP- 4092.55150.09H-Bond
(Ligand Donor)
C5'CBASP- 4094.050Hydrophobic
O3PNGLY- 4112.86165.35H-Bond
(Protein Donor)
O2PCZARG- 41340Ionic
(Protein Cationic)
O3PCZARG- 4133.380Ionic
(Protein Cationic)
O2PNH1ARG- 4133.19156.14H-Bond
(Protein Donor)
O3PNH2ARG- 4132.64157.9H-Bond
(Protein Donor)
O3PNH1ARG- 4133.29127.69H-Bond
(Protein Donor)
O2PNGLY- 4322.94168H-Bond
(Protein Donor)
C8MCGARG- 4333.460Hydrophobic
O1PCZARG- 4333.90Ionic
(Protein Cationic)
O1PNH1ARG- 4332.88120.5H-Bond
(Protein Donor)
O1PNARG- 4332.92169.87H-Bond
(Protein Donor)
C7MCD1LEU- 4363.610Hydrophobic
O2POHOH- 7032.69162.88H-Bond
(Protein Donor)
O3POHOH- 7493.03179.98H-Bond
(Protein Donor)