2MPR
MALTOPORIN FROM SALMONELLA TYPHIMURIUM
- PDB DOI: https://doi.org/10.2210/pdb2MPR/pdb
- Classification: OUTER MEMBRANE PROTEIN
- Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium
- Mutation(s): No 
- Membrane Protein: Yes  OPMPDBTMMemProtMDmpstruc
- Deposited: 1997-02-07 Released: 1997-04-01 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.40 Å
- R-Value Free: 0.222 
- R-Value Work: 0.191 
- R-Value Observed: 0.191 
wwPDB Validation   3D Report Full Report
This is version 2.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
MALTOPORIN | 427 | Salmonella enterica subsp. enterica serovar Typhimurium | Mutation(s): 0  Membrane Entity: Yes  | ||
UniProt | |||||
Find proteins for P26466 (Salmonella typhimurium (strain LT2 / SGSC1412 / ATCC 700720)) Explore P26466  Go to UniProtKB:  P26466 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P26466 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Small Molecules
Ligands 1 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
CA Query on CA | G [auth A] | CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N |
Biologically Interesting Molecules (External Reference) 1 Unique
Entity ID: 2 | |||||
---|---|---|---|---|---|
ID | Chains | Name | Type/Class | 2D Diagram | 3D Interactions |
PRD_900065 Query on PRD_900065 | D, E, F | beta-maltotriose | Oligosaccharide / Nutrient |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.40 Å
- R-Value Free: 0.222 
- R-Value Work: 0.191 
- R-Value Observed: 0.191 
- Space Group: C 2 2 21
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 124.5 | α = 90 |
b = 211.8 | β = 90 |
c = 184.3 | γ = 90 |
Software Name | Purpose |
---|---|
XDS | data scaling |
XSCALE | data scaling |
AMoRE | phasing |
RAVE | model building |
X-PLOR | model building |
X-PLOR | refinement |
XDS | data reduction |
RAVE | phasing |
X-PLOR | phasing |
Entry History 
Deposition Data
- Released Date: 1997-04-01  Deposition Author(s): Meyer, J.E.W., Schulz, G.E.
Revision History (Full details and data files)
- Version 1.0: 1997-04-01
Type: Initial release - Version 1.1: 2008-03-03
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Version format compliance - Version 1.3: 2018-04-04
Changes: Advisory, Data collection - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Derived calculations, Structure summary - Version 2.1: 2023-08-09
Changes: Advisory, Database references, Refinement description, Structure summary