3ILO

Crystal structure of E. coli HPPK(D97A) in complex with MgAMPCPP and 6-hydroxymethyl-7,8-dihydropterin


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.1 Å
  • R-Value Free: 0.160 
  • R-Value Work: 0.142 

wwPDB Validation 3D Report Full Report


This is version 1.3 of the entry. See complete history

Literature

Structural and functional roles of residues D95 and D97 in E. coli HPPK

Li, Y.Blaszczyk, J.Ji, X.Yan, H.

To be published.

Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
2-amino-4-hydroxy-6-hydroxymethyldihydropteridine pyrophosphokinase
A
158Escherichia coli (strain K12)Mutation(s): 1 
Gene Names: folK
EC: 2.7.6.3
Find proteins for P26281 (Escherichia coli (strain K12))
Go to UniProtKB:  P26281
Small Molecules
Ligands 5 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
ACT
Query on ACT

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A
ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
 Ligand Interaction
CL
Query on CL

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A
CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
 Ligand Interaction
PH2
Query on PH2

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Download CCD File 
A
2-AMINO-6-HYDROXYMETHYL-7,8-DIHYDRO-3H-PTERIDIN-4-ONE
C7 H9 N5 O2
CQQNNQTXUGLUEV-UHFFFAOYSA-N
 Ligand Interaction
APC
Query on APC

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Download CCD File 
A
DIPHOSPHOMETHYLPHOSPHONIC ACID ADENOSYL ESTER
ALPHA,BETA-METHYLENEADENOSINE-5'-TRIPHOSPHATE
C11 H18 N5 O12 P3
CAWZRIXWFRFUQB-IOSLPCCCSA-N
 Ligand Interaction
MG
Query on MG

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Download CCD File 
A
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.1 Å
  • R-Value Free: 0.160 
  • R-Value Work: 0.142 
  • Space Group: C 1 2 1
Unit Cell:
Length (Å)Angle (°)
a = 73.330α = 90.00
b = 38.290β = 117.01
c = 58.130γ = 90.00
Software Package:
Software NamePurpose
DENZOdata reduction
PDB_EXTRACTdata extraction
SCALEPACKdata scaling
ADSCdata collection
PHENIXrefinement
CNSphasing

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History 

Deposition Data

Revision History 

  • Version 1.0: 2010-08-11
    Type: Initial release
  • Version 1.1: 2011-07-13
    Type: Version format compliance
  • Version 1.2: 2017-11-01
    Type: Refinement description
  • Version 1.3: 2018-01-24
    Type: Database references