1PL0

Crystal structure of human ATIC in complex with folate-based inhibitor, BW2315U89UC


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.275
  • R-Value Work: 0.213

Literature

Macromolecules
Sequence Display for 1PL0

Classification: TRANSFERASE HYDROLASE

Total Structure Weight: 261655.25

Macromolecule Entities
Molecule Chains Length Organism Details
Bifunctional purine biosynthesis protein PURH A, B, C, D 592 Homo sapiens EC#: 2.1.2.3 IUBMB 3.5.4.10 IUBMB
Details: INCLUDES: PHOSPHORIBOSYLAMINOIMIDAZOLECARBOXAMIDE FORMYLTRANSFERASE (AICAR TRANSFORMYLASE) AND IMP CYCLOHYDROLASE (INOSINICASE) (IMP SYNTHETASE)
Gene Name(s): ATIC Gene View PURH OK/SW-cl.86
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
BW2
Query on BW2

B, D N-(4-{[(2-AMINO-4-OXO-3,4-DIHYDROQUINAZOLIN- 6-YL)AMINO]SULFONYL}BENZOYL)GLUTAMIC ACID
BW2315U89UC (Synonym)
C20 H19 N5 O8 S
ILTMHHAQXFNQFZ-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
XMP
Query on XMP

A, C XANTHOSINE-5'-MONOPHOSPHATE
5-MONOPHOSPHATE-9-BETA-D-RIBOFURANOSYL XANTHINE (Synonym)
C10 H14 N4 O9 P
DCTLYFZHFGENCW-UUOKFMHZSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
AMZ
Query on AMZ

B, D AMINOIMIDAZOLE 4-CARBOXAMIDE RIBONUCLEOTIDE
AICAR (Synonym)
C9 H15 N4 O8 P
NOTGFIUVDGNKRI-UUOKFMHZSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
K
Query on K

A, B, C, D POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
BW2 N/A in BindingDB
N/A in BindingMoad
Ki: 6 nM  PDBbind
AMZ IC50: 25000 nM (100) BindingDB

N/A in BindingMoad


Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.275
  • R-Value Work: 0.213
  • Space Group: P 1 21 1

Unit Cell:

Length (Å) Angle (°)
a = 77.12 α = 90.00
b = 92.97 β = 91.19
c = 178.49 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-06-06
  • Released Date: 2004-04-27
  • Deposition author(s): Cheong, C.G., Greasley, S.E., Horton, P.A., Beardsley, G.P., Wilson, I.A.

Revision History

  • 2008-04-29
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance