9LIN | pdb_00009lin

Crystal structure of apo dGCA1_L83A

• PDB DOI: https://doi.org/10.2210/pdb9LIN/pdb

• Classification: OXIDOREDUCTASE
• Organism(s): synthetic construct
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2025-01-14 Released: 2025-04-02 
• Deposition Author(s): Bao, Y., Li, Y., Zhang, X., Xie, Z., Song, P., HUang, j., Wan, Z., Ji, P.
• Funding Organization(s): Other government, National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free: 
  0.199 (Depositor), 0.199 (DCC) 
• R-Value Work: 
  0.158 (Depositor), 0.158 (DCC) 
• R-Value Observed: 
  0.160 (Depositor) 

Starting Model: in silico

Literature

Designing gamma-Carbonic Anhydrase as a Broad-Scope Metalloreductase with Ultrathermostability and Organic-Solvent Tolerance

Bao, Y., Li, Y., Xie, Z., Song, P., Huang, J., Zhang, X., Ji, P.

(2025) ACS Catal 15: 8036-8048

• DOI: https://doi.org/10.1021/acscatal.5c02152

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content 

• Total Structure Weight: 22.96 kDa 
• Atom Count: 1,783 
• Modeled Residue Count: 206 
• Deposited Residue Count: 213 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
dGCA1	A	213	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.85 Å
• R-Value Free:  0.199 (Depositor), 0.199 (DCC) 
• R-Value Work:  0.158 (Depositor), 0.158 (DCC) 
• R-Value Observed: 0.160 (Depositor) 

Space Group: P 6₃

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 84.488	α = 90
b = 84.488	β = 90
c = 67.615	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2025-04-02 
Deposition Author(s): Bao, Y., Li, Y., Zhang, X., Xie, Z., Song, P., HUang, j., Wan, Z., Ji, P.

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Funding Organization	Location	Grant Number
Other government	China	--
National Natural Science Foundation of China (NSFC)	China	23377107

Revision History  

• Version 1.0: 2025-04-02
  Type: Initial release
  
• Version 1.1: 2025-07-09
  Changes: Database references