7QJT | pdb_00007qjt

Crystal structure of a cutinase enzyme from Thermobifida cellulosilytica TB100 (711)

• PDB DOI: https://doi.org/10.2210/pdb7QJT/pdb

• Classification: HYDROLASE
• Organism(s): Thermobifida cellulosilytica TB100
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2021-12-17 Released: 2022-12-28 
• Deposition Author(s): Zahn, M., Shakespeare, T.J., Beckham, G.T., McGeehan, J.E.
• Funding Organization(s): UK Research and Innovation (UKRI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.78 Å
• R-Value Free: 
  0.241 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.182 (Depositor), 0.190 (DCC) 

Starting Model: experimental

Literature

Sourcing thermotolerant poly(ethylene terephthalate) hydrolase scaffolds from natural diversity

Erickson, E., Gado, J.E., Avilan, L., Bratti, F., Brizendine, R.K., Cox, P.A., Gill, R., Graham, R., Kim, D.J., Konig, G., Michener, W.E., Poudel, S., Ramirez, K.J., Shakespeare, T.J., Zahn, M., Boyd, E.S., Payne, C.M., DuBois, J.L., Pickford, A.R., Beckham, G.T., McGeehan, J.E.

(2022) Nat Commun 13: 7850

• DOI: https://doi.org/10.1038/s41467-022-35237-x

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: 29.51 kDa 
• Atom Count: 2,304 
• Modeled Residue Count: 267 
• Deposited Residue Count: 268 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
cutinase (711)	A	268	Thermobifida cellulosilytica TB100	Mutation(s): 0  EC: 3.1.1.101 (UniProt), 3.1.1.74 (UniProt)
UniProt
Find proteins for A0A9Y2YA38 (Thermobifida cellulosilytica TB100) Explore A0A9Y2YA38  Go to UniProtKB:  A0A9Y2YA38

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PG4 (Subject of Investigation/LOI)	C [auth A]	TETRAETHYLENE GLYCOL C8 H18 O5 UWHCKJMYHZGTIT-UHFFFAOYSA-N
GOL (Subject of Investigation/LOI)	B [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
MG (Subject of Investigation/LOI)	D [auth A], E [auth A], F [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.78 Å
• R-Value Free:  0.241 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.182 (Depositor), 0.190 (DCC) 

Space Group: P 4₃ 2₁ 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 109.297	α = 90
b = 109.297	β = 90
c = 44.184	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
autoPROC	data reduction
STARANISO	data scaling
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-12-28 
Deposition Author(s): Zahn, M., Shakespeare, T.J., Beckham, G.T., McGeehan, J.E.

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Funding Organization	Location	Grant Number
UK Research and Innovation (UKRI)	United Kingdom	Research England E3 funding

Revision History  

• Version 1.0: 2022-12-28
  Type: Initial release
  
• Version 1.1: 2024-01-31
  Changes: Data collection, Refinement description
• Version 1.2: 2024-11-20
  Changes: Structure summary