5EIG

Engineered human cystathionine gamma lyase (E59T, E339V) to deplet cysteine

• PDB DOI: https://doi.org/10.2210/pdb5EIG/pdb

• Classification: LYASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2015-10-29 Released: 2016-11-09 
• Deposition Author(s): Yan, W., Zhang, J.
• Funding Organization(s): University of Texas at Austin Welch Foundation

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.233 
• R-Value Work: 0.191 
• R-Value Observed: 0.193 

Literature

Systemic Depletion of Serum L-Cyst(e)ine with an Engineered Human Enzyme Mediates Potent Induction of ROS and Cancer Ablation

Cramer, S., Saha, A., Tadi, S., Tiziani, S., Yan, W., Triplett, K., Lamb, C., Alters, S., Johnson, D., Zhang, Y., DiGiovanni, J., Georgiou, G., Stone, E.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Biological Assembly 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

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

Macromolecule Content

• Total Structure Weight: 359.41 kDa 
• Atom Count: 24,750 
• Modelled Residue Count: 3,087 
• Deposited Residue Count: 3,240 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Cystathionine gamma-lyase	A, C, D, E, F, G	405	Homo sapiens	Mutation(s): 2  Gene Names: CTH EC: 4.4.1.1
UniProt & NIH Common Fund Data Resources
Find proteins for P32929 (Homo sapiens) Explore P32929  Go to UniProtKB:  P32929
PHAROS:  P32929 GTEx:  ENSG00000116761

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Cystathionine gamma-lyase	B, H	405	Homo sapiens	Mutation(s): 2  Gene Names: CTH EC: 4.4.1.1
UniProt & NIH Common Fund Data Resources
Find proteins for P32929 (Homo sapiens) Explore P32929  Go to UniProtKB:  P32929
PHAROS:  P32929 GTEx:  ENSG00000116761

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
CYS	K [auth C], M [auth E], O [auth G]	CYSTEINE C3 H7 N O2 S XUJNEKJLAYXESH-REOHCLBHSA-N
SO4	I [auth B], J [auth B], L [auth D], N [auth F], P [auth H]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Modified Residues  2 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
5OW	A, C, D, E, F, G	L-PEPTIDE LINKING	C17 H27 N4 O9 P S		LYS
LLP	B, H	L-PEPTIDE LINKING	C14 H22 N3 O7 P		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 0.233 
• R-Value Work: 0.191 
• R-Value Observed: 0.193 
• Space Group: P 2 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 113.377	α = 90
b = 163.455	β = 90
c = 181.625	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHASER	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-11-09 
Deposition Author(s): Yan, W., Zhang, J.

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Funding Organization	Location	Grant Number
University of Texas at Austin Welch Foundation	United States	F-1778

Revision History  

• Version 1.0: 2016-11-09
  Type: Initial release