5IO1

CRYSTAL STRUCTURE OF RECOMBINANT HUMAN Z ALPHA-1-ANTITRYPSIN

• PDB DOI: https://doi.org/10.2210/pdb5IO1/pdb

• Classification: HYDROLASE INHIBITOR
• Organism(s): Homo sapiens
• Expression System: Drosophila melanogaster
• Mutation(s): Yes 


• Deposited: 2016-03-08 Released: 2016-06-08 
• Deposition Author(s): Zhou, A.
• Funding Organization(s): nsfc

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 3.34 Å
• R-Value Free: 0.275 
• R-Value Work: 0.215 
• R-Value Observed: 0.218 

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

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

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 90.46 kDa 
• Atom Count: 5,836 
• Modelled Residue Count: 729 
• Deposited Residue Count: 796 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Alpha-1-antitrypsin	A, B	398	Homo sapiens	Mutation(s): 3  Gene Names: SERPINA1, AAT, PI, PRO0684, PRO2209
UniProt & NIH Common Fund Data Resources
Find proteins for P01009 (Homo sapiens) Explore P01009  Go to UniProtKB:  P01009
PHAROS:  P01009 GTEx:  ENSG00000197249

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	C [auth A], D [auth B]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 3.34 Å
• R-Value Free: 0.275 
• R-Value Work: 0.215 
• R-Value Observed: 0.218 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 74.138	α = 90
b = 53.675	β = 96.88
c = 110.144	γ = 90

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2016-06-08 
Deposition Author(s): Zhou, A.

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Funding Organization	Location	Grant Number
nsfc	China	31370727,31170724,81572090

Revision History  

• Version 1.0: 2016-06-08
  Type: Initial release
  
• Version 1.1: 2017-02-15
  Changes: Database references
• Version 1.2: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Data collection, Derived calculations, Structure summary
• Version 1.3: 2023-11-08
  Changes: Data collection, Database references, Refinement description, Structure summary