6L4J | pdb_00006l4j

Monomer structure of monellin loop1 mutant (YEPKG)

• PDB DOI: https://doi.org/10.2210/pdb6L4J/pdb

• Classification: PLANT PROTEIN
• Organism(s): Dioscoreophyllum cumminsii
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2019-10-17 Released: 2021-04-21 
• Deposition Author(s): Manjula, R., Ramaswamy, S., Gosavi, S.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.239 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.166 (Depositor), 0.170 (DCC) 
• R-Value Observed: 
  0.169 (Depositor) 

Starting Model: experimental

Literature

Monomer structure of Loop1 mutant Monellin with YEPKG motif

Manjula, R., Gosavi, S.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 21.34 kDa 
• Atom Count: 1,607 
• Modeled Residue Count: 180 
• Deposited Residue Count: 182 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Single chain Monellin	A, B	91	Dioscoreophyllum cumminsii	Mutation(s): 0
UniProt
Find proteins for P02881 (Dioscoreophyllum cumminsii) Explore P02881  Go to UniProtKB:  P02881
Find proteins for P02882 (Dioscoreophyllum cumminsii) Explore P02882  Go to UniProtKB:  P02882
UniProt Groups	P02881P02882

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free:  0.239 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.166 (Depositor), 0.170 (DCC) 
• R-Value Observed: 0.169 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 30.83	α = 90
b = 64.25	β = 102.87
c = 45.64	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
MOSFLM	data reduction
Aimless	data scaling
PDB_EXTRACT	data extraction
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2021-04-21 
Deposition Author(s): Manjula, R., Ramaswamy, S., Gosavi, S.

Revision History  

• Version 1.0: 2021-04-21
  Type: Initial release
  
• Version 1.1: 2023-11-22
  Changes: Advisory, Data collection, Database references, Refinement description