4ASX

Crystal structure of Activin receptor type-IIA (ACVR2A) kinase domain in complex with dihydro-Bauerine C

• PDB DOI: https://doi.org/10.2210/pdb4ASX/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2012-05-03 Released: 2012-05-23 
• Deposition Author(s): Williams, E., Chaikuad, A., Canning, P., Kochan, G., Mahajan, P., Cooper, C.D.O., Beltrami, A., Krojer, T., Pohl, B., Bracher, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., von Delft, F., Bullock, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.225 
• R-Value Work: 0.187 
• R-Value Observed: 0.188 

Starting Model: experimental

Literature

Crystal Structure of Activin Receptor Type-Iia (Acvr2A) Kinase Domain in Complex with a Beta- Carboline Inhibitor

Williams, E., Chaikuad, A., Canning, P., Mahajan, P., Cooper, C.D.O., Beltrami, A., Krojer, T., Huber, K., Bracher, F., von Delft, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., Bullock, A.

To be published.

Biological Assembly 1  

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

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

Biological Assembly 2  

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

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

Macromolecule Content

• Total Structure Weight: 74.19 kDa 
• Atom Count: 5,328 
• Modelled Residue Count: 617 
• Deposited Residue Count: 644 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ACTIVIN RECEPTOR TYPE-2A	A, B	322	Homo sapiens	Mutation(s): 0  EC: 2.7.11.30
UniProt & NIH Common Fund Data Resources
Find proteins for P27037 (Homo sapiens) Explore P27037  Go to UniProtKB:  P27037
GTEx:  ENSG00000121989

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
6OJ	C [auth A], H [auth B]	7,8-bis(chloranyl)-9-methyl-3,4-dihydro-2H-pyrido[3,4-b]indol-1-one C12 H10 Cl2 N2 O MYIBLDZPAOEFTB-UHFFFAOYSA-N
EDO	D [auth A], E [auth A], F [auth A], G [auth A], I [auth B], J [auth B], K [auth B], L [auth B], M [auth B]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.05 Å
• R-Value Free: 0.225 
• R-Value Work: 0.187 
• R-Value Observed: 0.188 
• Space Group: P 6₅ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 110.426	α = 90
b = 110.426	β = 90
c = 208.848	γ = 120

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2012-05-23 
Deposition Author(s): Williams, E., Chaikuad, A., Canning, P., Kochan, G., Mahajan, P., Cooper, C.D.O., Beltrami, A., Krojer, T., Pohl, B., Bracher, F., Arrowsmith, C.H., Edwards, A.M., Bountra, C., von Delft, F., Bullock, A.

Revision History  

• Version 1.0: 2012-05-23
  Type: Initial release
  
• Version 1.1: 2012-12-05
  Changes: Database references, Structure summary
• Version 1.2: 2018-01-24
  Changes: Database references, Structure summary
• Version 1.3: 2018-06-20
  Changes: Data collection, Derived calculations
• Version 1.4: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description