4AWN

Structure of recombinant human DNase I (rhDNaseI) in complex with Magnesium and Phosphate.

• PDB DOI: https://doi.org/10.2210/pdb4AWN/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Cricetulus griseus
• Mutation(s): No 


• Deposited: 2012-06-04 Released: 2013-01-09 
• Deposition Author(s): Parsiegla, G., Noguere, C., Santell, L., Lazarus, R.A., Bourne, Y.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.218 
• R-Value Work: 0.166 
• R-Value Observed: 0.169 

Biological Assembly 1  

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

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

Macromolecule Content

• Total Structure Weight: 30.33 kDa 
• Atom Count: 2,381 
• Modelled Residue Count: 260 
• Deposited Residue Count: 260 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
DEOXYRIBONUCLEASE-1	A	260	Homo sapiens	Mutation(s): 0  EC: 3.1.21.1
UniProt & NIH Common Fund Data Resources
Find proteins for P24855 (Homo sapiens) Explore P24855  Go to UniProtKB:  P24855
PHAROS:  P24855 GTEx:  ENSG00000213918

Oligosaccharides

Help

Entity ID: 2
Molecule	Chains	Length	2D Diagram	Glycosylation	3D Interactions
2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose	B	2		N-Glycosylation
Glycosylation Resources
GlyTouCan:  G42666HT GlyCosmos:  G42666HT GlyGen:  G42666HT

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NAG	H [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
BTB	G [auth A]	2-[BIS-(2-HYDROXY-ETHYL)-AMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL C8 H19 N O5 OWMVSZAMULFTJU-UHFFFAOYSA-N
PO4	F [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
CA	C [auth A], D [auth A]	CALCIUM ION Ca BHPQYMZQTOCNFJ-UHFFFAOYSA-N
MG	E [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.95 Å
• R-Value Free: 0.218 
• R-Value Work: 0.166 
• R-Value Observed: 0.169 
• Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 41.96	α = 90
b = 58.66	β = 90
c = 96.43	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALEPACK	data scaling
MOLREP	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-01-09 
Deposition Author(s): Parsiegla, G., Noguere, C., Santell, L., Lazarus, R.A., Bourne, Y.

Revision History  

• Version 1.0: 2013-01-09
  Type: Initial release
  
• Version 1.1: 2013-01-23
  Changes: Database references
• Version 1.2: 2019-05-08
  Changes: Data collection, Derived calculations, Experimental preparation, Other
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Derived calculations, Other, Structure summary
• Version 2.1: 2023-12-20
  Changes: Data collection, Database references, Refinement description, Structure summary