2Y7A

Crystal structure of unliganded GTB P156L

• PDB DOI: https://doi.org/10.2210/pdb2Y7A/pdb

• Classification: TRANSFERASE
• Organism(s): Homo sapiens
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2011-01-31 Released: 2012-02-15 
• Deposition Author(s): Weadge, J., Palcic, M.M., Henriksen, A.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free: 0.245 
• R-Value Work: 0.216 
• R-Value Observed: 0.217 

Literature

Structural and Biochemical Characterization of the Human Blood Group a and B Galactosyltransferases Possessing the Pro156Leu Mutation

Weadge, J., Palcic, M.M., Henriksen, A.

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 PISA (software)

Biological Assembly 2  

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

Biological assembly 2 assigned by authors and generated by PISA (software)

Biological Assembly 3  

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

Biological assembly 3 assigned by authors and generated by PISA (software)

Macromolecule Content

• Total Structure Weight: 139.16 kDa 
• Atom Count: 9,379 
• Modelled Residue Count: 1,102 
• Deposited Residue Count: 1,192 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ABO GLYCOSYLTRANSFERASE	A, B, C, D	298	Homo sapiens	Mutation(s): 1  EC: 2.4.1.37
UniProt & NIH Common Fund Data Resources
Find proteins for P16442 (Homo sapiens) Explore P16442  Go to UniProtKB:  P16442
PHAROS:  P16442

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
UDP	F [auth A]	URIDINE-5'-DIPHOSPHATE C9 H14 N2 O12 P2 XCCTYIAWTASOJW-XVFCMESISA-N
MN	E [auth A]	MANGANESE (II) ION Mn WAEMQWOKJMHJLA-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.06 Å
• R-Value Free: 0.245 
• R-Value Work: 0.216 
• R-Value Observed: 0.217 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 63.73	α = 90
b = 78.29	β = 88.96
c = 143.74	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: 2012-02-15 
Deposition Author(s): Weadge, J., Palcic, M.M., Henriksen, A.

Revision History  

• Version 1.0: 2012-02-15
  Type: Initial release
  
• Version 1.1: 2012-10-03
  Changes: Derived calculations
• Version 1.2: 2017-07-12
  Changes: Data collection
• Version 1.3: 2023-12-20
  Changes: Data collection, Database references, Derived calculations, Other, Refinement description