3OAI | pdb_00003oai

Crystal structure of the extra-cellular domain of human myelin protein zero

• PDB DOI: https://doi.org/10.2210/pdb3OAI/pdb

• Classification: MEMBRANE PROTEIN, CELL ADHESION
• Organism(s): Escherichia coli, Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): No 
• Membrane Protein: Yes  OPM


• Deposited: 2010-08-05 Released: 2011-12-21 
• Deposition Author(s): Liu, Z., Wang, Y., Brunzelle, J., Kovari, I.A., Sohi, J., Kamholz, J., Kovari, L.C.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free: 
  0.252 (Depositor), 0.252 (DCC) 
• R-Value Work: 
  0.183 (Depositor), 0.185 (DCC) 
• R-Value Observed: 
  0.186 (Depositor) 

Literature

Crystal structure of the extracellular domain of human myelin protein zero.

Liu, Z., Wang, Y., Yedidi, R.S., Brunzelle, J.S., Kovari, I.A., Sohi, J., Kamholz, J., Kovari, L.C.

(2012) Proteins 80: 307-313

• PubMed: 21971831 
• DOI: https://doi.org/10.1002/prot.23164
• Primary Citation Related Structures: 
  3OAI

---

Organizational Affiliation: 
• Department of Biochemistry and Molecular Biology, Wayne State University School of Medicine, Detroit, Michigan 48201, USA.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

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

Macromolecule Content 

• Total Structure Weight: 113.42 kDa 
• Atom Count: 8,212 
• Modeled Residue Count: 976 
• Deposited Residue Count: 1,014 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Maltose-binding periplasmic protein, Myelin protein P0	A, B	507	Escherichia coli, Homo sapiens This entity is chimeric	Mutation(s): 0  Membrane Entity: Yes
UniProt & NIH Common Fund Data Resources
Find proteins for P0AEX9 (Escherichia coli (strain K12)) Explore P0AEX9  Go to UniProtKB:  P0AEX9
Find proteins for P25189 (Homo sapiens) Explore P25189  Go to UniProtKB:  P25189
PHAROS:  P25189 GTEx:  ENSG00000158887
UniProt Groups	P25189P0AEX9

Oligosaccharides

Help  

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	D Interactions
alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose	C, D	2		N/A
Glycosylation Resources
GlyTouCan: G07411ON GlyCosmos: G07411ON

Biologically Interesting Molecules (External Reference) 

1 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_900001	C, D	alpha-maltose	Oligosaccharide / Nutrient

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.10 Å
• R-Value Free:  0.252 (Depositor), 0.252 (DCC) 
• R-Value Work:  0.183 (Depositor), 0.185 (DCC) 
• R-Value Observed: 0.186 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.9	α = 90
b = 54.886	β = 98.54
c = 146.069	γ = 90

Software Package:

Software Name	Purpose
HKL-2000	data collection
AMoRE	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-12-21 
Deposition Author(s): Liu, Z., Wang, Y., Brunzelle, J., Kovari, I.A., Sohi, J., Kamholz, J., Kovari, L.C.

Revision History  

• Version 1.0: 2011-12-21
  Type: Initial release
  
• Version 1.1: 2011-12-28
  Changes: Database references
• Version 1.2: 2017-08-02
  Changes: Refinement description, Source and taxonomy
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Non-polymer description, Structure summary
• Version 2.1: 2024-10-30
  Changes: Data collection, Database references, Structure summary