6IUS | pdb_00006ius

A higher kcat Rubisco

• PDB DOI: https://doi.org/10.2210/pdb6IUS/pdb

• Classification: BIOSYNTHETIC PROTEIN
• Organism(s): endosymbiont of Riftia pachyptila
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2018-11-30 Released: 2019-12-04 
• Deposition Author(s): Li, Y., Cai, Z.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free: 
  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.192 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.193 (Depositor) 

Starting Model: experimental

Literature

A higher kcat Rubisco

Li, Y., Cai, Z.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content 

• Total Structure Weight: 151.98 kDa 
• Atom Count: 10,515 
• Modeled Residue Count: 1,267 
• Deposited Residue Count: 1,383 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Ribulose-1,5-bisphosphate carboxylase/oxygenase	A, B, C	461	endosymbiont of Riftia pachyptila	Mutation(s): 0  Gene Names: cbbM EC: 4.1.1.39
UniProt
Find proteins for O68486 (endosymbiont of Riftia pachyptila) Explore O68486  Go to UniProtKB:  O68486

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.12 Å
• R-Value Free:  0.231 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.192 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.193 (Depositor) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 166.501	α = 90
b = 107.842	β = 130.04
c = 112.306	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2019-12-04 
Deposition Author(s): Li, Y., Cai, Z.

Revision History  

• Version 1.0: 2019-12-04
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Data collection, Database references, Refinement description