3RLF

Crystal structure of the maltose-binding protein/maltose transporter complex in an outward-facing conformation bound to MgAMPPNP

Structural Biology Knowledgebase: 3RLF SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.254
  • R-Value Work: 0.223

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 3RLF

Classification: HYDROLASE / TRANSPORT PROTEIN

Total Structure Weight: 220464.77

Macromolecule Entities
Molecule Chains Length Organism Details
Maltose-binding periplasmic protein E 380 Escherichia coli Gene Name(s): malE b4034 JW3994
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Maltose transport system permease protein malF F 514 Escherichia coli Gene Name(s): malF b4033 JW3993
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Maltose transport system permease protein malG G 296 Escherichia coli Gene Name(s): malG b4032 JW3992
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Maltose/maltodextrin import ATP-binding protein MalK A, B 381 Escherichia coli EC#: 3.6.3.19 IUBMB
Gene Name(s): malK b4035 JW3995
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: ATP Binding Cassette (ABC) Transporters

Protein Name: MalFGK2-MBP Maltose uptake transporter complex


Small Molecules
Ligands 5 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PGV
Query on PGV

F, G (1R)-2-{[{[(2S)-2,3-DIHYDROXYPROPYL]OXY}(HYDROXY)PHOSPHORYL]OXY}- 1-[(PALMITOYLOXY)METHYL]ETHYL (11E)-OCTADEC- 11-ENOATE
PHOSPHATIDYLGLYCEROL, 2-VACCENOYL-1-PALMITOYL- SN-GLYCEROL-3-PHOSPHOGLYCEROL (Synonym)
C40 H77 O10 P
ADYWCMPUNIVOEA-GPJPVTGXSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ANP
Query on ANP

A, B PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER
C10 H17 N6 O12 P3
PVKSNHVPLWYQGJ-KQYNXXCUSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
UMQ
Query on UMQ

E UNDECYL-MALTOSIDE
UNDECYL-BETA-D-MALTOPYRANOSIDE (Synonym)
C23 H44 O11
UYEMNFYVTFDKRG-ZNGNCRBCSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MAL
Query on MAL

F MALTOSE
C12 H22 O11
GUBGYTABKSRVRQ-ASMJPISFSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.254
  • R-Value Work: 0.223
  • Space Group: P 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 72.10 α = 86.70
b = 95.81 β = 82.68
c = 109.98 γ = 76.40

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2011-04-19
  • Released Date: 2011-08-10
  • Deposition author(s): Oldham, M.L., Chen, J.

Revision History

  • 2011-09-28
    Type: Citation | Details: Citation update
  • 2011-08-24
    Type: Citation | Details: Citation update PMID