7E9R | pdb_00007e9r

Crystal structure of Sesquisabinene B Synthase 1 mutant T313S

• PDB DOI: https://doi.org/10.2210/pdb7E9R/pdb

• Classification: LYASE
• Organism(s): Santalum album
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2021-03-04 Released: 2022-03-09 
• Deposition Author(s): Singh, S., Thulasiram, H.V., Kulkarni, K.A.
• Funding Organization(s): Council of Scientific & Industrial Research (CSIR)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.41 Å
• R-Value Free: 
  0.270 (Depositor), 0.270 (DCC) 
• R-Value Work: 
  0.238 (Depositor), 0.240 (DCC) 
• R-Value Observed: 
  0.240 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of Sesquisabinene B Synthase 1 mutant T313S

Singh, S., Thulasiram, H.V., Kulkarni, K.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly Evidence: gel filtration

Macromolecule Content 

• Total Structure Weight: 245.15 kDa 
• Atom Count: 16,399 
• Modeled Residue Count: 2,029 
• Deposited Residue Count: 2,112 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Sesquisabinene B synthase 1	A, B, C, D	528	Santalum album	Mutation(s): 2
UniProt
Find proteins for A0A0A0RDR2 (Santalum album) Explore A0A0A0RDR2  Go to UniProtKB:  A0A0A0RDR2

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MG (Subject of Investigation/LOI)	E [auth A], F [auth B], G [auth C], H [auth D]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.41 Å
• R-Value Free:  0.270 (Depositor), 0.270 (DCC) 
• R-Value Work:  0.238 (Depositor), 0.240 (DCC) 
• R-Value Observed: 0.240 (Depositor) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.877	α = 99.77
b = 82.058	β = 91.55
c = 136.83	γ = 119.78

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-03-09 
Deposition Author(s): Singh, S., Thulasiram, H.V., Kulkarni, K.A.

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Funding Organization	Location	Grant Number
Council of Scientific & Industrial Research (CSIR)	India	MLP029426

Revision History  

• Version 1.0: 2022-03-09
  Type: Initial release
  
• Version 2.0: 2024-08-14
  Type: Coordinate replacement
  Reason: Atomic clashes
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Other, Polymer sequence, Refinement description, Source and taxonomy, Structure summary