1A0T
SUCROSE-SPECIFIC PORIN, WITH BOUND SUCROSE MOLECULES
- PDB DOI: https://doi.org/10.2210/pdb1A0T/pdb
- Classification: OUTER MEMBRANE PROTEIN
- Organism(s): Salmonella enterica subsp. enterica serovar Typhimurium
- Expression System: Escherichia coli
- Mutation(s): No 
- Membrane Protein: Yes  PDBTMMemProtMDmpstruc
- Deposited: 1997-12-08 Released: 1998-03-18 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 2.40 Å
- R-Value Free: 0.246 
- R-Value Work: 0.207 
- R-Value Observed: 0.207 
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 |
SUCROSE-SPECIFIC PORIN | A [auth P], B [auth Q], C [auth R] | 413 | Salmonella enterica subsp. enterica serovar Typhimurium | Mutation(s): 0  Gene Names: SCRY Membrane Entity: Yes  | |
UniProt | |||||
Find proteins for P22340 (Salmonella typhimurium) Explore P22340  Go to UniProtKB:  P22340 | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P22340 | ||||
Sequence AnnotationsExpand | |||||
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Oligosaccharides
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Length | 2D Diagram | Glycosylation | 3D Interactions |
beta-D-fructofuranose-(2-1)-alpha-D-glucopyranose | D [auth A], E [auth B], F [auth C], G [auth D], H [auth E], D [auth A], E [auth B], F [auth C], G [auth D], H [auth E], I [auth F] | 2 | N/A | ||
Glycosylation Resources | |||||
GlyTouCan:  G05551OP GlyCosmos:  G05551OP |
Small Molecules
Ligands 1 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
CA Query on CA | J [auth P], K [auth Q], L [auth R] | 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_900003 Query on PRD_900003 | D [auth A] E [auth B] F [auth C] G [auth D] H [auth E] | sucrose | Oligosaccharide / Nutrient |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 2.40 Å
- R-Value Free: 0.246 
- R-Value Work: 0.207 
- R-Value Observed: 0.207 
- Space Group: P 32
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 111.8 | α = 90 |
b = 111.8 | β = 90 |
c = 147.8 | γ = 120 |
Software Name | Purpose |
---|---|
X-PLOR | model building |
X-PLOR | refinement |
XDS | data reduction |
XSCALE | data scaling |
X-PLOR | phasing |
Entry History 
Deposition Data
- Released Date: 1998-03-18  Deposition Author(s): Diederichs, K., Welte, W.
Revision History (Full details and data files)
- Version 1.0: 1998-03-18
Type: Initial release - Version 1.1: 2008-03-24
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Version format compliance - Version 1.3: 2018-04-04
Changes: Data collection, Other - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Derived calculations, Non-polymer description, Structure summary - Version 2.1: 2023-08-02
Changes: Database references, Refinement description, Structure summary