2DKJ

Crystal Structure of T.th.HB8 Serine Hydroxymethyltransferase

• PDB DOI: https://doi.org/10.2210/pdb2DKJ/pdb

• Classification: TRANSFERASE
• Organism(s): Thermus thermophilus HB8
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2006-04-11 Released: 2007-04-24 
• Deposition Author(s): Kai, K., Goto, M., Miyahara, I., Hirotsu, K., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.15 Å
• R-Value Free: 0.190 
• R-Value Work: 0.180 
• R-Value Observed: 0.180 

Starting Model: experimental

Literature

Crystal Structure of T.th.HB8 Serine Hydroxymethyltransferase

Goto, M., Kai, K., Miyahara, I., Hirotsu, K.

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,PQS (software)

Macromolecule Content

• Total Structure Weight: 90.05 kDa 
• Atom Count: 7,077 
• Modelled Residue Count: 804 
• Deposited Residue Count: 814 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
serine hydroxymethyltransferase	A, B	407	Thermus thermophilus HB8	Mutation(s): 0  EC: 2.1.2.1
UniProt
Find proteins for Q5SI56 (Thermus thermophilus (strain ATCC 27634 / DSM 579 / HB8)) Explore Q5SI56  Go to UniProtKB:  Q5SI56

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PLP	D [auth A], F [auth B]	PYRIDOXAL-5'-PHOSPHATE C8 H10 N O6 P NGVDGCNFYWLIFO-UHFFFAOYSA-N
SO4	C [auth A], E [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.15 Å
• R-Value Free: 0.190 
• R-Value Work: 0.180 
• R-Value Observed: 0.180 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 57.988	α = 90
b = 82.884	β = 91.67
c = 94.074	γ = 90

Software Package:

Software Name	Purpose
CNS	refinement
HKL-2000	data reduction
HKL-2000	data scaling
AMoRE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2007-04-24 
Deposition Author(s): Kai, K., Goto, M., Miyahara, I., Hirotsu, K., RIKEN Structural Genomics/Proteomics Initiative (RSGI)

Revision History  

• Version 1.0: 2007-04-24
  Type: Initial release
  
• Version 1.1: 2007-10-03
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Source and taxonomy, Version format compliance
• Version 1.3: 2023-10-25
  Changes: Data collection, Database references, Derived calculations, Refinement description