Download MendeleyCrystal structures, ligand induced conformational change and heme deformation in complexes of nitrophorin 2, a nitric oxide transport protein from rhodnius prolixus.
Weichsel, A., Berry, R.E., Walker, F.A., Montfort, W.R.To be published.
2A3F
Crystal structure of nitrophorin 2 aqua complex
- PDB DOI: https://doi.org/10.2210/pdb2A3F/pdb
- Classification: TRANSPORT PROTEIN
- Organism(s): Rhodnius prolixus
- Expression System: Escherichia coli BL21(DE3)
- Mutation(s): No
- Deposited: 2005-06-24 Released: 2006-06-06
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.40 Å
- R-Value Free: 0.214
- R-Value Work: 0.178
- R-Value Observed: 0.179
Starting Model: experimental
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This is version 1.4 of the entry. See complete history.
Literature
To be published.
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Sequence Length | Organism | Details | Image |
| Nitrophorin 2 | A [auth X] | 180 | Rhodnius prolixus | Mutation(s): 0 |  |
UniProt | |||||
Find proteins for Q26241 (Rhodnius prolixus) Explore Q26241 Go to UniProtKB: Q26241 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | Q26241 | ||||
Sequence AnnotationsExpand | |||||
| |||||
Small Molecules
| Ligands 1 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| HEM Query on HEM | B [auth X] | PROTOPORPHYRIN IX CONTAINING FE C34 H32 Fe N4 O4 KABFMIBPWCXCRK-RGGAHWMASA-L |  | ||
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.40 Å
- R-Value Free: 0.214
- R-Value Work: 0.178
- R-Value Observed: 0.179
- Space Group: P 21 21 2
Unit Cell:
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 39.608 | α = 90 |
| b = 125.773 | β = 90 |
| c = 33.395 | γ = 90 |
| Software Name | Purpose |
|---|---|
| REFMAC | refinement |
| XDISPLAYF | data reduction |
| d*TREK | data scaling |
Entry History
Deposition Data
- Released Date: 2006-06-06 Deposition Author(s): Weichsel, A., Berry, R.E., Walker, F.A., Montfort, W.R.
Revision History (Full details and data files)
- Version 1.0: 2006-06-06
Type: Initial release - Version 1.1: 2008-04-30
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Version format compliance - Version 1.3: 2023-08-23
Changes: Data collection, Database references, Derived calculations, Refinement description - Version 1.4: 2024-11-20
Changes: Structure summary
