scPDB - 1asc entry

Protein Data Bank Entry:

PDB ID : 1asc

Resolution :2.400 Å

Experimental Method : X-ray

Deposition Date : 1993-08-27

Activity from ChEMBL: What is pChEMBL ?

	Min	Mean	Median	Standard Deviation	Max	Count
pChEMBL:

List of CHEMBLId :

Binding Site :

Uniprot Annotation

Name:	Aspartate aminotransferase
ID:	AAT_ECOLI
AC:	P00509
Organism:	Escherichia coli
Reign:	Bacteria
TaxID:	83333
EC Number:	2.6.1.1

Chains:

Chain Name:	Percentage of Residues within binding site
A	100 %

Ligand binding site composition:

B-Factor:	17.716
Number of residues:	32
Including
Standard Amino Acids:	32
Non Standard Amino Acids:	0
Water Molecules:	0
Cofactors:
Metals:

Cavity properties

Ligandability	Volume (Å3)
0.045	394.875

% Hydrophobic	% Polar
44.44	55.56
According to VolSite

Ligand :

HET Code:	NPL
Formula:	C9H15N2O5P
Molecular weight:	262.200 g/mol
DrugBank ID:	-
Buried Surface Area:	70.32 %
Polar Surface area:	133.98 Å2

Number of
H-Bond Acceptors:	5
H-Bond Donors:	2
Rings:	1
Aromatic rings:	1
Anionic atoms:	2
Cationic atoms:	2
Rule of Five Violation:	0
Rotatable Bonds:	4

Mass center Coordinates

X	Y	Z
132.363	37.2463	26.5737

Binding mode :

What is Poseview ?

2D View
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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

Ligand	Protein		Interaction
Atom	Atom	Residue	Distance (Å)	Angle (°)	Type
O4P	OG1	THR- 116	2.82	146.67	H-Bond (Protein Donor)	false
O1P	OG1	THR- 116	3.46	145.92	H-Bond (Protein Donor)	false
O1P	N	THR- 116	2.77	166.16	H-Bond (Protein Donor)	false
C3	CB	TRP- 142	4.45	0	Hydrophobic	false
C5A	CH2	TRP- 142	4.31	0	Hydrophobic	false
O3	ND2	ASN- 195	3.26	140.16	H-Bond (Protein Donor)	false
C2A	CB	ALA- 223	3.45	0	Hydrophobic	false
C5	CB	ALA- 225	4.03	0	Hydrophobic	false
O2P	OG	SER- 257	3.22	144.88	H-Bond (Protein Donor)	false
O1P	NH2	ARG- 266	2.73	141.56	H-Bond (Protein Donor)	false
O1P	NH1	ARG- 266	3.32	123.36	H-Bond (Protein Donor)	false
O3P	NH2	ARG- 266	3.32	134.23	H-Bond (Protein Donor)	false
O3P	NH1	ARG- 266	3.05	143.57	H-Bond (Protein Donor)	false
O1P	CZ	ARG- 266	3.43	0	Ionic (Protein Cationic)	false
O3P	CZ	ARG- 266	3.59	0	Ionic (Protein Cationic)	false