9J23 | pdb_00009j23

Structure of a triple-helix region of human Collagen type II from Trautec

• PDB DOI: https://doi.org/10.2210/pdb9J23/pdb

• Classification: STRUCTURAL PROTEIN
• Organism(s): Homo sapiens
• Mutation(s): No 


• Deposited: 2024-08-06 Released: 2024-08-21 
• Deposition Author(s): Fan, X., Zhai, Y., Chu, Y., Fu, S., Li, D., Feng, P., Cao, K., Li, J., Si, Y., Ma, L., Qian, S.
• Funding Organization(s): Jiangsu Trautec Medical Technology Co.,Ltd

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 
  0.288 (Depositor), 0.284 (DCC) 
• R-Value Work: 
  0.241 (Depositor), 0.245 (DCC) 

Starting Model: experimental

Literature

Structure of a triple-helix region of human Collagen type II from Trautec

Fan, X., Zhai, Y., Chu, Y., Fu, S., Li, D., Feng, P., Cao, K., Li, J., Si, Y., Ma, L., Qian, S.

To be published.

Biological Assembly 1  

Global Symmetry: Helical - H  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: homology

Macromolecule Content 

• Total Structure Weight: 8.4 kDa 
• Atom Count: 638 
• Modeled Residue Count: 84 
• Deposited Residue Count: 90 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Triple-helix region of human collagen type II	A, B, C	30	Homo sapiens	Mutation(s): 0

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
HYP	A, B, C	L-PEPTIDE LINKING	C5 H9 N O3		PRO

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free:  0.288 (Depositor), 0.284 (DCC) 
• R-Value Work:  0.241 (Depositor), 0.245 (DCC) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 34.987	α = 90
b = 20.042	β = 99.984
c = 44.985	γ = 90

Software Package:

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

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2024-08-21 
Deposition Author(s): Fan, X., Zhai, Y., Chu, Y., Fu, S., Li, D., Feng, P., Cao, K., Li, J., Si, Y., Ma, L., Qian, S.

---

Funding Organization	Location	Grant Number
Jiangsu Trautec Medical Technology Co.,Ltd		CQ20230004/CE20235002/CQ20230005

Revision History  

• Version 1.0: 2024-08-21
  Type: Initial release