2NU0

Molecular structures of the complexes of SGPB with OMTKY3 aromatic P1 variants Trp18I, His18I, Phe18I, and Tyr18I

• PDB DOI: https://doi.org/10.2210/pdb2NU0/pdb

• Classification: HYDROLASE
• Organism(s): Streptomyces griseus, Meleagris gallopavo
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2006-11-08 Released: 2006-11-21 
• Deposition Author(s): Bateman, K.S., Anderson, S., Lu, W., Qasim, M.A., Huang, K., Laskowski Jr., M., James, M.N.G.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Work: 
  0.145 (Depositor), 0.140 (DCC) 
• R-Value Observed: 
  0.145 (Depositor) 

Starting Model: experimental

Literature

Molecular structures of the complexes of SGPB with OMTKY3 aromatic P1 variants Trp18I, His18I, Phe18I, and Tyr18I

Bateman, K.S., Anderson, S., Lu, W., Qasim, M.A., Huang, K., Laskowski Jr., M., James, M.N.G.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 24.31 kDa 
• Atom Count: 1,845 
• Modelled Residue Count: 236 
• Deposited Residue Count: 236 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Streptogrisin B, Protease B	A [auth E]	185	Streptomyces griseus	Mutation(s): 0  EC: 3.4.21.81
UniProt
Find proteins for P00777 (Streptomyces griseus) Explore P00777  Go to UniProtKB:  P00777

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Ovomucoid	B [auth I]	51	Meleagris gallopavo	Mutation(s): 1
UniProt
Find proteins for P68436 (Meleagris ocellata) Explore P68436  Go to UniProtKB:  P68436

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Work:  0.145 (Depositor), 0.140 (DCC) 
• R-Value Observed: 0.145 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.35	α = 90
b = 54.52	β = 119.2
c = 45.65	γ = 90

Software Package:

Software Name	Purpose
SDMS	data collection
X-PLOR	model building
TNT	refinement
SDMS	data reduction
SDMS	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-11-21 
Deposition Author(s): Bateman, K.S., Anderson, S., Lu, W., Qasim, M.A., Huang, K., Laskowski Jr., M., James, M.N.G.

Revision History  

• Version 1.0: 2006-11-21
  Type: Initial release
  
• Version 1.1: 2008-04-29
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Version format compliance
• Version 1.3: 2021-10-20
  Changes: Database references
• Version 1.4: 2023-08-30
  Changes: Data collection, Refinement description
• Version 1.5: 2024-11-20
  Changes: Structure summary