1AHP

OLIGOSACCHARIDE SUBSTRATE BINDING IN ESCHERICHIA COLI MALTODEXTRIN PHSPHORYLASE

Structural Biology Knowledgebase: 1AHP SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.278
  • R-Value Work: 0.232

Literature

Macromolecules
Sequence Display for 1AHP

Classification: ECOLI

Total Structure Weight: 182286.81

Macromolecule Entities
Molecule Chains Length Organism Details
E.COLI MALTODEXTRIN PHOSPHORYLASE A, B 797 Escherichia coli EC#: 2.4.1.1 IUBMB
Mutation: N112A, K184A, Q497D, H547R, E681K, K795A
Details: PYRIDOXAL PHOSPHATE COFACTOR ATTACHED TO LYS 645
Gene Name(s): malP b3417 JW5689
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A, B MALTOSE
C12 H22 O11
GUBGYTABKSRVRQ-ASMJPISFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PLP
Query on PLP

A, B PYRIDOXAL-5'-PHOSPHATE
VITAMIN B6 Phosphate (Synonym)
C8 H10 N O6 P
NGVDGCNFYWLIFO-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A, B SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A, B GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.0 Å
  • R-Value Free: 0.278
  • R-Value Work: 0.232
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 173.20 α = 90.00
b = 112.40 β = 119.70
c = 121.70 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1997-04-10
  • Released Date: 1997-10-15
  • Deposition author(s): O'Reilly, M., Watson, K.A., Schinzel, R., Palm, D., Johnson, L.N.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4