4WI0

Crystal structure of Coh3ScaB-XDoc_M2ScaA complex: A C-terminal interface mutant of type II Cohesin-X-Dockerin complex from Acetivibrio cellulolyticus

• PDB DOI: https://doi.org/10.2210/pdb4WI0/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Acetivibrio cellulolyticus
• Expression System: Escherichia coli BL21
• Mutation(s): Yes 


• Deposited: 2014-09-24 Released: 2015-10-07 
• Deposition Author(s): Alves, V.D., Cameron, K., Najmudin, S.H., Fontes, C.M.G.A.
• Funding Organization(s): FCT

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.241 
• R-Value Work: 0.197 
• R-Value Observed: 0.199 

Literature

Crystal structure of Coh3ScaB-XDoc_M1ScaA complex: A C-terminal interface mutant of type II Cohesin-X-Dockerin complex from Acetivibrio cellulolyticus

Alves, V.D., Cameron, K., Najmudin, S.H., Fontes, C.M.G.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

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

Macromolecule Content

• Total Structure Weight: 34.89 kDa 
• Atom Count: 2,680 
• Modelled Residue Count: 324 
• Deposited Residue Count: 324 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cellulosomal scaffoldin adaptor protein B	A	168	Acetivibrio cellulolyticus	Mutation(s): 0  Gene Names: scaB
UniProt
Find proteins for Q7WYN3 (Acetivibrio cellulolyticus) Explore Q7WYN3  Go to UniProtKB:  Q7WYN3

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Cellulosomal scaffoldin	B	156	Acetivibrio cellulolyticus	Mutation(s): 1  Gene Names: cipV
UniProt
Find proteins for Q9RPL0 (Acetivibrio cellulolyticus) Explore Q9RPL0  Go to UniProtKB:  Q9RPL0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CA	C [auth B], D [auth B]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.93 Å
• R-Value Free: 0.241 
• R-Value Work: 0.197 
• R-Value Observed: 0.199 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.54	α = 90
b = 88.3	β = 90
c = 92.02	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
MOSFLM	data reduction
BALBES	phasing
PDB_EXTRACT	data extraction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2015-10-07 
Deposition Author(s): Alves, V.D., Cameron, K., Najmudin, S.H., Fontes, C.M.G.A.

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Funding Organization	Location	Grant Number
FCT	Portugal	EXPL/BIA-MIC/1176/2012

Revision History  

• Version 1.0: 2015-10-07
  Type: Initial release
  
• Version 1.1: 2024-01-10
  Changes: Data collection, Database references, Derived calculations, Refinement description