4KV7 | pdb_00004kv7

The crystal structure of a possible leucine/isoleucine/valine-binding protein from Rhodopirellula baltica SH 1

• PDB DOI: https://doi.org/10.2210/pdb4KV7/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Rhodopirellula baltica SH 1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2013-05-22 Released: 2013-06-05 
• Deposition Author(s): Tan, K., Mack, J., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.20 Å
• R-Value Free: 
  0.163 (Depositor), 0.163 (DCC) 
• R-Value Work: 
  0.148 (Depositor), 0.148 (DCC) 
• R-Value Observed: 
  0.149 (Depositor) 

Literature

The crystal structure of a possible leucine/isoleucine/valine-binding protein from Rhodopirellula baltica SH 1

Tan, K., Mack, J., Endres, M., Joachimiak, A.

To be published.

Biological Assembly 1  

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

Biological assembly 1 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 41.5 kDa 
• Atom Count: 3,418 
• Modeled Residue Count: 369 
• Deposited Residue Count: 381 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Probable leucine/isoleucine/valine-binding protein	A	381	Rhodopirellula baltica SH 1	Mutation(s): 1  Gene Names: livK, RB7306
UniProt
Find proteins for Q7UNW4 (Rhodopirellula baltica (strain DSM 10527 / NCIMB 13988 / SH1)) Explore Q7UNW4  Go to UniProtKB:  Q7UNW4

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
FMT	B [auth A]	FORMIC ACID C H2 O2 BDAGIHXWWSANSR-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: 1.20 Å
• R-Value Free:  0.163 (Depositor), 0.163 (DCC) 
• R-Value Work:  0.148 (Depositor), 0.148 (DCC) 
• R-Value Observed: 0.149 (Depositor) 

Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 37.984	α = 76.22
b = 44.483	β = 88.65
c = 57.913	γ = 77.54

Software Package:

Software Name	Purpose
SBC-Collect	data collection
SHELXD	phasing
MLPHARE	phasing
DM	model building
ARP	model building
WARP	model building
HKL-3000	phasing
PHENIX	refinement
HKL-3000	data reduction
HKL-3000	data scaling
DM	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2013-06-05 
Deposition Author(s): Tan, K., Mack, J., Endres, M., Joachimiak, A., Midwest Center for Structural Genomics (MCSG)

Revision History  

• Version 1.0: 2013-06-05
  Type: Initial release
  
• Version 1.1: 2024-11-06
  Changes: Data collection, Database references, Derived calculations, Structure summary