3SRH

Human M2 pyruvate kinase

• PDB DOI: https://doi.org/10.2210/pdb3SRH/pdb

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


• Deposited: 2011-07-07 Released: 2012-08-08 
• Deposition Author(s): Morgan, H.P., O'Reilly, F., Palmer, R., McNae, I.W., Nowicki, M.W., Wear, M.A., Fothergill-Gilmore, L.A., Walkinshaw, M.D.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.270 
• R-Value Work: 0.217 
• R-Value Observed: 0.219 

Literature

Allosetric regulation of M2 pyruvate kinase.

Morgan, H.P., O'Reilly, F., Palmer, R., McNae, I.W., Nowicki, M.W., Wear, M.A., Fothergill-Gilmore, L.A., Walkinshaw, M.D.

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)

Macromolecule Content

• Total Structure Weight: 241.04 kDa 
• Atom Count: 16,232 
• Modelled Residue Count: 2,072 
• Deposited Residue Count: 2,204 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Pyruvate kinase isozymes M1/M2	A, B, C, D	551	Homo sapiens	Mutation(s): 0  Gene Names: OIP3, PK2, PK3, PKM, PKM2 EC: 2.7.1.40 (PDB Primary Data), 2.7.11.1 (UniProt), 2.7.10.2 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P14618 (Homo sapiens) Explore P14618  Go to UniProtKB:  P14618
PHAROS:  P14618 GTEx:  ENSG00000067225

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	E [auth A], F [auth B], G [auth D]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.60 Å
• R-Value Free: 0.270 
• R-Value Work: 0.217 
• R-Value Observed: 0.219 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 81.2	α = 90
b = 154.31	β = 105.59
c = 98.59	γ = 90

Software Package:

Software Name	Purpose
DNA	data collection
PHASER	phasing
REFMAC	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-08-08 
Deposition Author(s): Morgan, H.P., O'Reilly, F., Palmer, R., McNae, I.W., Nowicki, M.W., Wear, M.A., Fothergill-Gilmore, L.A., Walkinshaw, M.D.

Revision History  

• Version 1.0: 2012-08-08
  Type: Initial release
  
• Version 1.1: 2024-02-28
  Changes: Data collection, Database references, Derived calculations