8TR9

Cryo-EM structure of transglutaminase 2 bound to GDP

• PDB DOI: https://doi.org/10.2210/pdb8TR9/pdb
• EM Map EMD-41574: EMDB EMDataResource

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2023-08-09 Released: 2024-07-31 
• Deposition Author(s): Aplin, C., Cerione, R.A.
• Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Conformational activation and inhibition of transglutaminase 2 determined by static and time resolved small-angle X-ray scattering and cryoelectron microscopy

Aplin, C., Zielinski, K.A., Pabit, S., Ogunribido, D., Katt, W.P., Pollack, L., Cerione, R.A., Milano, S.K.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy, SAXS

Macromolecule Content

• Total Structure Weight: 77.86 kDa 
• Atom Count: 5,442 
• Modelled Residue Count: 684 
• Deposited Residue Count: 687 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein-glutamine gamma-glutamyltransferase 2	A	687	Homo sapiens	Mutation(s): 0  Gene Names: TGM2 EC: 2.3.2.13 (PDB Primary Data), 3.4 (PDB Primary Data), 3.5.1.44 (PDB Primary Data), 2.3.1 (PDB Primary Data)
UniProt & NIH Common Fund Data Resources
Find proteins for P21980 (Homo sapiens) Explore P21980  Go to UniProtKB:  P21980
PHAROS:  P21980 GTEx:  ENSG00000198959

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
GDP (Subject of Investigation/LOI)	B [auth A]	GUANOSINE-5'-DIPHOSPHATE C10 H15 N5 O11 P2 QGWNDRXFNXRZMB-UUOKFMHZSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.20 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-07-31 
Deposition Author(s): Aplin, C., Cerione, R.A.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	R01CA201402-09

Revision History  

• Version 1.0: 2024-07-31
  Type: Initial release