3SIM | pdb_00003sim

Crystallographic structure analysis of family 18 Chitinase from Crocus vernus

• PDB DOI: https://doi.org/10.2210/pdb3SIM/pdb

• Classification: HYDROLASE
• Organism(s): Crocus vernus
• Mutation(s): No 


• Deposited: 2011-06-19 Released: 2011-07-06 
• Deposition Author(s): Akrem, A., Iqbal, S., Buck, F., Negm, A., Perbandt, M., Betzel, C.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.213 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.155 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.158 (Depositor) 

Starting Model: experimental

Literature

Crystallographic structure analysis of family 18 Chitinase from Crocus vernus

Akrem, A., Iqbal, S., Buck, F., Negm, A., Perbandt, M., Betzel, C.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 60.72 kDa 
• Atom Count: 4,713 
• Modelled Residue Count: 550 
• Deposited Residue Count: 550 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein, Family 18 Chitinase	A, B	275	Crocus vernus	Mutation(s): 0
UniProt
Find proteins for G1K3S3 (Crocus vernus) Explore G1K3S3  Go to UniProtKB:  G1K3S3

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GOL	D [auth A], E [auth B]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
ACT	C [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.213 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.155 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.158 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 172.27	α = 90
b = 37.08	β = 127.01
c = 126.37	γ = 90

Software Package:

Software Name	Purpose
DNA	data collection
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-07-06 
Deposition Author(s): Akrem, A., Iqbal, S., Buck, F., Negm, A., Perbandt, M., Betzel, C.

Revision History  

• Version 1.0: 2011-07-06
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2023-09-13
  Changes: Data collection, Database references, Derived calculations, Refinement description