2UZ9

Human guanine deaminase (guaD) in complex with zinc and its product Xanthine.

• PDB DOI: https://doi.org/10.2210/pdb2UZ9/pdb

• Classification: HYDROLASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2007-04-26 Released: 2007-05-08 
• Deposition Author(s): Moche, M., Welin, M., Arrowsmith, C., Berglund, H., Busam, R., Collins, R., Dahlgren, L.G., Edwards, A., Flodin, S., Flores, A., Graslund, S., Hammarstrom, M., Hallberg, B.M., Holmberg-Schiavone, L., Johansson, I., Kallas, A., Karlberg, T., Kotenyova, T., Lehtio, L., Nyman, T., Ogg, D., Persson, C., Sagemark, J., Stenmark, P., Sundstrom, M., Thorsell, A.G., van den berg, S., Weigelt, J., Nordlund, P., Structural Genomics Consortium (SGC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.222 
• R-Value Work: 0.169 
• R-Value Observed: 0.172 

Starting Model: experimental

Literature

Human Guanine Deaminase (Guad) in Complex with Zinc and its Product Xhantine

Moche, M., Welin, M., Arrowsmith, C., Berglund, H., Busam, R., Collins, R., Dahlgren, L.G., Edwards, A., Flodin, S., Flores, A., Graslund, S., Hammarstrom, M., Hallberg, B.M., Holmberg-Schiavone, L., Johansson, I., Kallas, A., Karlberg, T., Kotenyova, T., Lehtio, L., Nyman, T., Ogg, D., Persson, C., Sagemark, J., Stenmark, P., Sundstrom, M., Thorsell, A.G., Van Den Berg, S., Weigelt, J., Nordlund, P.

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 and generated by PQS (software)

Macromolecule Content

• Total Structure Weight: 53.84 kDa 
• Atom Count: 3,751 
• Modelled Residue Count: 444 
• Deposited Residue Count: 476 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
GUANINE DEAMINASE	A	476	Homo sapiens	Mutation(s): 0  EC: 3.5.4.3
UniProt & NIH Common Fund Data Resources
Find proteins for Q9Y2T3 (Homo sapiens) Explore Q9Y2T3  Go to UniProtKB:  Q9Y2T3
PHAROS:  Q9Y2T3 GTEx:  ENSG00000119125

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
XAN	C [auth A]	XANTHINE C5 H4 N4 O2 LRFVTYWOQMYALW-UHFFFAOYSA-N
ZN	B [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Binding Affinity Annotations
ID	Source	Binding Affinity
XAN	PDBBind:  2UZ9	Ki: 1960 (nM) from 1 assay(s)

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.222 
• R-Value Work: 0.169 
• R-Value Observed: 0.172 
• Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 91.735	α = 90
b = 85.713	β = 116.49
c = 78.96	γ = 90

Software Package:

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

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-05-08 
Deposition Author(s): Moche, M., Welin, M., Arrowsmith, C., Berglund, H., Busam, R., Collins, R., Dahlgren, L.G., Edwards, A., Flodin, S., Flores, A., Graslund, S., Hammarstrom, M., Hallberg, B.M., Holmberg-Schiavone, L., Johansson, I., Kallas, A., Karlberg, T., Kotenyova, T., Lehtio, L., Nyman, T., Ogg, D., Persson, C., Sagemark, J., Stenmark, P., Sundstrom, M., Thorsell, A.G., van den berg, S., Weigelt, J., Nordlund, P., Structural Genomics Consortium (SGC)

Revision History  

• Version 1.0: 2007-05-08
  Type: Initial release
  
• Version 1.1: 2023-12-13
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description