2AMS

Structure of the oxidized Hipip from thermochromatium tepidum at 1.4 angstrom resolution

• PDB DOI: https://doi.org/10.2210/pdb2AMS/pdb

• Classification: ELECTRON TRANSPORT
• Organism(s): Allochromatium vinosum
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2005-08-10 Released: 2006-08-15 
• Deposition Author(s): Hunsicker-Wang, L.M., Han, W., Stout, C.D., Noodleman, L., Fee, J.A.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free: 
  0.194 (Depositor), 0.180 (DCC) 
• R-Value Work: 
  0.157 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.157 (Depositor) 

Starting Model: experimental

Literature

Geometric factors determine, in part, the electronic state of the 4Fe-4S cluster of Hipip from thermochromtium tepidum: a geomteric, crystallographic, and theoretical study.

Hunsicker-Wang, L.M., Han, W., Stout, C.D., Noodleman, L., Fee, J.A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors.

Macromolecule Content

• Total Structure Weight: 9.43 kDa 
• Atom Count: 731 
• Modelled Residue Count: 83 
• Deposited Residue Count: 83 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
High potential iron-sulfur protein	A	83	Allochromatium vinosum	Mutation(s): 0  Gene Names: hip
UniProt
Find proteins for P80176 (Thermochromatium tepidum) Explore P80176  Go to UniProtKB:  P80176

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
SF4	D [auth A]	IRON/SULFUR CLUSTER Fe4 S4 LJBDFODJNLIPKO-UHFFFAOYSA-N
SO4	B [auth A], C [auth A]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
GOL	E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.40 Å
• R-Value Free:  0.194 (Depositor), 0.180 (DCC) 
• R-Value Work:  0.157 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.157 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 23.46	α = 90
b = 46.55	β = 90
c = 59.05	γ = 90

Software Package:

Software Name	Purpose
d*TREK	data scaling
SHELX	refinement
PDB_EXTRACT	data extraction
MOLREP	phasing
SHELXL-97	refinement

Structure Validation

Entry History 

Deposition Data

• Released Date: 2006-08-15 
Deposition Author(s): Hunsicker-Wang, L.M., Han, W., Stout, C.D., Noodleman, L., Fee, J.A.

Revision History  

• Version 1.0: 2006-08-15
  Type: Initial release
  
• Version 1.1: 2008-04-01
  Changes: Version format compliance
• Version 1.2: 2011-07-13
  Changes: Non-polymer description, Version format compliance
• Version 1.3: 2017-10-11
  Changes: Refinement description
• Version 1.4: 2020-09-09
  Changes: Derived calculations, Structure summary
• Version 1.5: 2023-08-23
  Changes: Data collection, Database references, Refinement description