8JKT | pdb_00008jkt

Crystal structure of feline aminopeptidase N ectodomain

• PDB DOI: https://doi.org/10.2210/pdb8JKT/pdb

• Classification: HYDROLASE
• Organism(s): Felis catus
• Expression System: Spodoptera frugiperda
• Mutation(s): No 


• Deposited: 2023-06-01 Released: 2024-06-05 
• Deposition Author(s): Tan, Y.B., Shi, Y.J., Peng, G.Q.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free: 
  0.221 (Depositor), 0.220 (DCC) 
• R-Value Work: 
  0.178 (Depositor), 0.180 (DCC) 
• R-Value Observed: 
  0.178 (Depositor) 

Starting Model: experimental

Literature

Crystal structure of feline aminopeptidase N ectodomain

Tan, Y.B., Shi, Y.J., Peng, G.Q.

To be published.

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

Biological assembly 2 assigned by authors.

Macromolecule Content 

• Total Structure Weight: 443.66 kDa 
• Atom Count: 32,894 
• Modeled Residue Count: 3,605 
• Deposited Residue Count: 3,916 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Aminopeptidase N	A, B, C, D	979	Felis catus	Mutation(s): 0  Gene Names: ANPEP, APN EC: 3.4.11.2
UniProt
Find proteins for P79171 (Felis catus) Explore P79171  Go to UniProtKB:  P79171

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.90 Å
• R-Value Free:  0.221 (Depositor), 0.220 (DCC) 
• R-Value Work:  0.178 (Depositor), 0.180 (DCC) 
• R-Value Observed: 0.178 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 123.2	α = 90
b = 132.588	β = 101.18
c = 129.364	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-06-05 
Deposition Author(s): Tan, Y.B., Shi, Y.J., Peng, G.Q.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	--

Revision History  

• Version 1.0: 2024-06-05
  Type: Initial release
  
• Version 1.1: 2024-10-09
  Changes: Structure summary