5MB5

Cocktail experiment C: fragments 103 and 171 in complex with Endothiapepsin

• PDB DOI: https://doi.org/10.2210/pdb5MB5/pdb

• Classification: HYDROLASE
• Organism(s): Cryphonectria parasitica
• Mutation(s): No 


• Deposited: 2016-11-07 Released: 2018-01-17 
• Deposition Author(s): Radeva, N., Heine, A., Klebe, G.
• Funding Organization(s): BMBF

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 0.98 Å
• R-Value Free: 0.140 
• R-Value Work: 0.126 
• R-Value Observed: 0.126 

Starting Model: experimental

Literature

Comparison of cocktails versus single soaking experiments

Radeva, N., Heine, A., Klebe, G.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 34.41 kDa 
• Atom Count: 2,903 
• Modelled Residue Count: 330 
• Deposited Residue Count: 330 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Endothiapepsin	A	330	Cryphonectria parasitica	Mutation(s): 0  EC: 3.4.23.22
UniProt
Find proteins for P11838 (Cryphonectria parasitica) Explore P11838  Go to UniProtKB:  P11838

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
46P	G [auth A]	4-methyl-5-(1-methyl-1H-imidazol-2-yl)-1,3-thiazol-2-amine C8 H10 N4 S MHYCRLDCEBMUQM-UHFFFAOYSA-N
GOL	D [auth A], E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
DMS	B [auth A], C [auth A]	DIMETHYL SULFOXIDE C2 H6 O S IAZDPXIOMUYVGZ-UHFFFAOYSA-N
ACT	F [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 0.98 Å
• R-Value Free: 0.140 
• R-Value Work: 0.126 
• R-Value Observed: 0.126 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.377	α = 90
b = 72.965	β = 109.69
c = 52.64	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
Coot	model building
XSCALE	data scaling
PHASER	phasing
XDS	data reduction

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2018-01-17 
Deposition Author(s): Radeva, N., Heine, A., Klebe, G.

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Funding Organization	Location	Grant Number
BMBF	Germany	05K13RM1

Revision History  

• Version 1.0: 2018-01-17
  Type: Initial release
  
• Version 1.1: 2024-01-17
  Changes: Data collection, Database references, Refinement description
• Version 1.2: 2024-10-23
  Changes: Structure summary