2NYQ

Structure of Vibrio proteolyticus aminopeptidase with a bound Trp fragment of dLWCF

• PDB DOI: https://doi.org/10.2210/pdb2NYQ/pdb

• Classification: HYDROLASE
• Organism(s): Vibrio proteolyticus, synthetic construct
• Mutation(s): No 


• Deposited: 2006-11-21 Released: 2007-10-30 
• Deposition Author(s): Bennett, B., Kumar, A., Narayanan, B., Kim, J.-J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.256 
• R-Value Work: 0.191 
• R-Value Observed: 0.191 

Starting Model: experimental

Literature

Substrate recognition by the leucine aminopeptidase from Vibrio proteolyticus

Kumar, A., Narayanan, B., Kim, J.-J., Bennett, B.

To be published.

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 32.94 kDa 
• Atom Count: 2,378 
• Modelled Residue Count: 292 
• Deposited Residue Count: 303 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aminopeptidase	A	299	Vibrio proteolyticus	Mutation(s): 0  EC: 3.4.11.10
UniProt
Find proteins for Q01693 (Vibrio proteolyticus) Explore Q01693  Go to UniProtKB:  Q01693

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Tetrapeptide	B	4	synthetic construct	Mutation(s): 0

Small Molecules

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

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.50 Å
• R-Value Free: 0.256 
• R-Value Work: 0.191 
• R-Value Observed: 0.191 
• Space Group: P 6₁ 2 2

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 107.8	α = 90
b = 107.8	β = 90
c = 99.6	γ = 120

Software Package:

Software Name	Purpose
HKL-3000	data collection
AMoRE	phasing
CNS	refinement
HKL-3000	data reduction
HKL-3000	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-10-30 
Deposition Author(s): Bennett, B., Kumar, A., Narayanan, B., Kim, J.-J.

Revision History  

• Version 1.0: 2007-10-30
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.2: 2018-01-24
  Changes: Database references, Source and taxonomy, Structure summary
• Version 1.3: 2023-08-30
  Changes: Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2024-11-20
  Changes: Structure summary