3W3B

Crystal structure of wild-type human transthyretin

• PDB DOI: https://doi.org/10.2210/pdb3W3B/pdb

• Classification: TRANSPORT PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2012-12-19 Released: 2013-01-30 
• Deposition Author(s): Lima, L.M.T.R.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.235 
• R-Value Work: 0.180 
• R-Value Observed: 0.182 

Starting Model: experimental

Literature

Crystal structure of wild-type human transthyretin

Lima, L.M.T.R.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 27.55 kDa 
• Atom Count: 2,252 
• Modelled Residue Count: 231 
• Deposited Residue Count: 254 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transthyretin	A, B	127	Homo sapiens	Mutation(s): 0  Gene Names: TTR, PALB
UniProt & NIH Common Fund Data Resources
Find proteins for P02766 (Homo sapiens) Explore P02766  Go to UniProtKB:  P02766
PHAROS:  P02766 GTEx:  ENSG00000118271

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 0.235 
• R-Value Work: 0.180 
• R-Value Observed: 0.182 
• Space Group: P 2₁ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 42.42	α = 90
b = 83.49	β = 90
c = 63.5	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
MOLREP	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-30 
Deposition Author(s): Lima, L.M.T.R.

Revision History  

• Version 1.0: 2013-01-30
  Type: Initial release
  
• Version 1.1: 2023-11-08
  Changes: Data collection, Database references, Refinement description