1QJJ

Structure of astacin with a hydroxamic acid inhibitor

• PDB DOI: https://doi.org/10.2210/pdb1QJJ/pdb

• Classification: HYDROLASE/HYDROLASE INHIBITOR
• Organism(s): Astacus astacus, synthetic construct
• Mutation(s): No 


• Deposited: 1999-06-24 Released: 2000-01-24 
• Deposition Author(s): Grams, F., Bode, W., Stocker, W.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.86 Å
• R-Value Work: 0.161 
• R-Value Observed: 0.161 

Literature

Structure of Astacin with a Transition-State Analogue Inhibitor

Grams, F., Dive, V., Yiotakis, A., Yiallouros, I., Vassiliou, S., Zwilling, R., Bode, W., Stocker, W.

(1996) Nat Struct Biol 3: 671

• PubMed: 8756323 
• DOI: https://doi.org/10.1038/nsb0896-671
• Primary Citation of Related Structures:  
  1QJI, 1QJJ

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 2-mer - A1B1 

Biological assembly 1 generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 22.98 kDa 
• Atom Count: 1,790 
• Modelled Residue Count: 204 
• Deposited Residue Count: 204 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ASTACIN	A	200	Astacus astacus	Mutation(s): 0  EC: 3.4.24.21
UniProt
Find proteins for P07584 (Astacus astacus) Explore P07584  Go to UniProtKB:  P07584

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
PRO-LEU-GLY-HYDROXAMIC ACID	B	4	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	C [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Biologically Interesting Molecules (External Reference) 1 Unique

Entity ID: 2
ID	Chains	Name	Type/Class	2D Diagram	3D Interactions
PRD_000404	B	L-prolyl-L-leucyl-N-hydroxyglycinamide	Peptide-like / Inhibitor

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.86 Å
• R-Value Work: 0.161 
• R-Value Observed: 0.161 
• Space Group: P 3₁ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 61.9	α = 90
b = 61.9	β = 90
c = 98.7	γ = 120

Software Package:

Software Name	Purpose
X-PLOR	refinement
MADNESS	data reduction
PROTEIN	data scaling
X-PLOR	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2000-01-24 
Deposition Author(s): Grams, F., Bode, W., Stocker, W.

Revision History  

• Version 1.0: 2000-01-24
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Atomic model, Database references, Derived calculations, Non-polymer description, Structure summary, Version format compliance
• Version 1.2: 2012-11-30
  Changes: Other
• Version 1.3: 2016-12-28
  Changes: Source and taxonomy
• Version 1.4: 2017-07-05
  Changes: Data collection
• Version 1.5: 2017-07-12
  Changes: Advisory, Refinement description
• Version 1.6: 2019-05-08
  Changes: Data collection, Derived calculations, Experimental preparation
• Version 1.7: 2023-12-13
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description