1J5Y

Crystal structure of transcriptional regulator (TM1602) from Thermotoga maritima at 2.3 A resolution

• PDB DOI: https://doi.org/10.2210/pdb1J5Y/pdb

• Classification: TRANSCRIPTION
• Organism(s): Thermotoga maritima
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2002-07-05 Released: 2002-07-31 
• Deposition Author(s): Joint Center for Structural Genomics (JCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.234 
• R-Value Work: 0.190 
• R-Value Observed: 0.190 

Literature

Crystal structure of a transcription regulator (TM1602) from Thermotoga maritima at 2.3 A resolution.

Weekes, D., Miller, M.D., Krishna, S.S., McMullan, D., McPhillips, T.M., Acosta, C., Canaves, J.M., Elsliger, M.A., Floyd, R., Grzechnik, S.K., Jaroszewski, L., Klock, H.E., Koesema, E., Kovarik, J.S., Kreusch, A., Morse, A.T., Quijano, K., Spraggon, G., van den Bedem, H., Wolf, G., Hodgson, K.O., Wooley, J., Deacon, A.M., Godzik, A., Lesley, S.A., Wilson, I.A.

(2007) Proteins 67: 247-252

• PubMed: 17256761 
• DOI: https://doi.org/10.1002/prot.21221
• Primary Citation of Related Structures:  
  1J5Y

---

Organizational Affiliation: 

Joint Center for Structural Genomics, USA.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Biological Assembly 2  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 2 generated by PISA,PQS (software)

Macromolecule Content

• Total Structure Weight: 21.47 kDa 
• Atom Count: 1,446 
• Modelled Residue Count: 172 
• Deposited Residue Count: 187 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
TRANSCRIPTIONAL REGULATOR, BIOTIN REPRESSOR FAMILY	A	187	Thermotoga maritima	Mutation(s): 6  Gene Names: TM1602
UniProt
Find proteins for Q9X1T8 (Thermotoga maritima (strain ATCC 43589 / DSM 3109 / JCM 10099 / NBRC 100826 / MSB8)) Explore Q9X1T8  Go to UniProtKB:  Q9X1T8

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
NI	B [auth A]	NICKEL (II) ION Ni VEQPNABPJHWNSG-UHFFFAOYSA-N
K	C [auth A]	POTASSIUM ION K NPYPAHLBTDXSSS-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
MSE	A	L-PEPTIDE LINKING	C5 H11 N O2 Se		MET

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 0.234 
• R-Value Work: 0.190 
• R-Value Observed: 0.190 
• Space Group: P 2 3
• Diffraction Data: https://doi.org/10.18430/M31J5Y

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 90.9566	α = 90
b = 90.9566	β = 90
c = 90.9566	γ = 90

Software Package:

Software Name	Purpose
MOSFLM	data reduction
SCALA	data scaling
CCP4	data reduction
SOLVE	phasing
RESOLVE	model building
CNS	refinement
CCP4	data scaling
RESOLVE	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2002-07-31 
Deposition Author(s): Joint Center for Structural Genomics (JCSG)

Revision History  

• Version 1.0: 2002-07-31
  Type: Initial release
  
• Version 1.1: 2008-04-26
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Derived calculations, Version format compliance
• Version 1.3: 2018-07-18
  Changes: Advisory, Data collection, Database references
• Version 1.4: 2023-01-25
  Changes: Advisory, Database references, Derived calculations