3D3Z | pdb_00003d3z

Crystal structure of Actibind a T2 RNase

• PDB DOI: https://doi.org/10.2210/pdb3D3Z/pdb

• Classification: HYDROLASE
• Organism(s): Aspergillus niger
• Mutation(s): No 


• Deposited: 2008-05-13 Released: 2009-06-02 
• Deposition Author(s): Gonzalez, A., Almog, O.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free: 
  0.231 (Depositor), 0.230 (DCC) 
• R-Value Work: 
  0.189 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.191 (Depositor) 

Starting Model: experimental

Literature

Crystal structue of Actibind a T2 RNase

Almog, O., Gonzalez, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 28.86 kDa 
• Atom Count: 2,452 
• Modeled Residue Count: 238 
• Deposited Residue Count: 247 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Actibind	A	247	Aspergillus niger	Mutation(s): 0  EC: 3.1.27.1 (PDB Primary Data), 4.6.1.19 (UniProt)
UniProt
Find proteins for Q45U61 (Aspergillus niger) Explore Q45U61  Go to UniProtKB:  Q45U61
Glycosylation
Glycosylation Sites: 2

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 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
D3Z	E [auth A]	1-(5-deoxy-beta-L-xylofuranosyl)pyrimidine-2,4(1H,3H)-dione C9 H12 N2 O5 WUBAOANSQGKRHF-UCVXFZOQSA-N
NAG	C [auth A]	2-acetamido-2-deoxy-beta-D-glucopyranose C8 H15 N O6 OVRNDRQMDRJTHS-FMDGEEDCSA-N
PO4	D [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
EDO	F [auth A], G [auth A]	1,2-ETHANEDIOL C2 H6 O2 LYCAIKOWRPUZTN-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.70 Å
• R-Value Free:  0.231 (Depositor), 0.230 (DCC) 
• R-Value Work:  0.189 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.191 (Depositor) 

Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 78.279	α = 90
b = 78.279	β = 90
c = 103.968	γ = 120

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2009-06-02 
Deposition Author(s): Gonzalez, A., Almog, O.

Revision History  

• Version 1.0: 2009-06-02
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.2: 2018-01-24
  Changes: Structure summary
• Version 2.0: 2020-07-29
  Type: Remediation
  Reason: Carbohydrate remediation
  Changes: Atomic model, Data collection, Database references, Derived calculations, Structure summary
• Version 2.1: 2023-08-30
  Changes: Data collection, Database references, Refinement description, Structure summary
• Version 2.2: 2024-11-13
  Changes: Structure summary