Download MendeleyCrystal Structure of GH18 Chitinase from Cycad, Cycas revoluta
Umemoto, N., Numata, T., Ohnuma, T., Osawa, T., Taira, T., Fukamizo, T.To be published.
4MNK
Crystal Structure of GH18 Chitinase from Cycas revoluta in complex with (GlcNAc)3
- PDB DOI: 10.2210/pdb4MNK/pdb
- Classification: HYDROLASE
- Organism(s): Cycas revoluta
- Expression System: Escherichia coli
- Mutation(s): No
- Deposited: 2013-09-11 Released: 2014-10-22
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.29 Å
- R-Value Free: 0.199
- R-Value Work: 0.182
- R-Value Observed: 0.183
wwPDB Validation 3D Report Full Report
This is version 2.0 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 |
| Chitinase A | A | 348 | Cycas revoluta | Mutation(s): 0 Gene Names: crchiA EC: 3.2.1.14 |  |
UniProt | |||||
Find proteins for Q4W6L6 (Cycas revoluta) Explore Q4W6L6 Go to UniProtKB: Q4W6L6 | |||||
Entity Groups | |||||
| Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
| UniProt Group | Q4W6L6 | ||||
Protein Feature ViewExpand | |||||
| |||||
Oligosaccharides
Entity ID: 2 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Chain Length | 2D Diagram | Glycosylation | 3D Interactions |
| 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | B | 3 |  | N/A | Oligosaccharides Interaction |
Glycosylation Resources | |||||
GlyTouCan: G47362BJ GlyCosmos: G47362BJ | |||||
Entity ID: 3 | |||||
|---|---|---|---|---|---|
| Molecule | Chains | Chain Length | 2D Diagram | Glycosylation | 3D Interactions |
| 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | C | 2 |  | N/A | Oligosaccharides Interaction |
Glycosylation Resources | |||||
GlyTouCan: G42666HT GlyCosmos: G42666HT GlyGen: G42666HT | |||||
Small Molecules
| Ligands 2 Unique | |||||
|---|---|---|---|---|---|
| ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
| B3P Query on B3P | E [auth A] | 2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C11 H26 N2 O6 HHKZCCWKTZRCCL-UHFFFAOYSA-N |  | Ligand Interaction | |
| ACT Query on ACT | D [auth A] | ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M |  | Ligand Interaction | |
Biologically Interesting Molecules (External Reference) 1 Unique
Entity ID: 2 | |||||
|---|---|---|---|---|---|
| ID | Chains | Name | Type/Class | 2D Diagram | 3D Interactions |
| PRD_900017 Query on PRD_900017 | B | triacetyl-beta-chitotriose | Oligosaccharide / Inhibitor |  | Ligand Interaction |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.29 Å
- R-Value Free: 0.199
- R-Value Work: 0.182
- R-Value Observed: 0.183
- Space Group: P 21 21 21
Unit Cell:
| Length ( Å ) | Angle ( ˚ ) |
|---|---|
| a = 57.822 | α = 90 |
| b = 64.036 | β = 90 |
| c = 85.986 | γ = 90 |
| Software Name | Purpose |
|---|---|
| HKL-2000 | data collection |
| MOLREP | phasing |
| REFMAC | refinement |
| HKL-2000 | data reduction |
| HKL-2000 | data scaling |
Entry History
Deposition Data
- Released Date: 2014-10-22 Deposition Author(s): Umemoto, N., Numata, T., Ohnuma, T., Osawa, T., Taira, T., Fukamizo, T.
Revision History (Full details and data files)
- Version 1.0: 2014-10-22
Type: Initial release - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary
