5AXB

Crystal structure of mouse SAHH complexed with noraristeromycin

• PDB DOI: https://doi.org/10.2210/pdb5AXB/pdb

• Classification: HYDROLASE
• Organism(s): Mus musculus
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2015-07-24 Released: 2016-07-27 
• Deposition Author(s): Kusakabe, Y., Ishihara, M., Tanaka, N.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.181 
• R-Value Work: 0.154 
• R-Value Observed: 0.156 

Literature

Crystal structure of mouse SAHH complexed with noraristeromycin

Kusakabe, Y., Ishihara, M., Tanaka, N.

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: 97.37 kDa 
• Atom Count: 7,732 
• Modelled Residue Count: 859 
• Deposited Residue Count: 864 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Adenosylhomocysteinase	A, B [auth C]	432	Mus musculus	Mutation(s): 0  Gene Names: Ahcy EC: 3.3.1.1 (PDB Primary Data), 3.13.2.1 (UniProt)
UniProt & NIH Common Fund Data Resources
Find proteins for P50247 (Mus musculus) Explore P50247  Go to UniProtKB:  P50247
IMPC:  MGI:87968

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAD	C [auth A], F [auth C]	NICOTINAMIDE-ADENINE-DINUCLEOTIDE C21 H27 N7 O14 P2 BAWFJGJZGIEFAR-NNYOXOHSSA-N
NRN	D [auth A], G [auth C]	(1S,2R,3S,4R)-4-(6-aminopurin-9-yl)cyclopentane-1,2,3-triol C10 H13 N5 O3 VFKHECGAEJNAMV-HETMPLHPSA-N
NA	E [auth A], H [auth C]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
NRN	BindingDB:  5AXB	Ki: min: 11.1, max: 160 (nM) from 2 assay(s)
		IC50: min: 1100, max: 3100 (nM) from 2 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.65 Å
• R-Value Free: 0.181 
• R-Value Work: 0.154 
• R-Value Observed: 0.156 
• Space Group: I 2 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 100.442	α = 90
b = 104.459	β = 90
c = 176.744	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-07-27 
Deposition Author(s): Kusakabe, Y., Ishihara, M., Tanaka, N.

Revision History  

• Version 1.0: 2016-07-27
  Type: Initial release
  
• Version 1.1: 2020-02-26
  Changes: Data collection, Derived calculations
• Version 1.2: 2024-03-20
  Changes: Data collection, Database references, Derived calculations