6N4A

PII-like SbtB from Cyanobium sp PCC 7001 (apo)

• PDB DOI: https://doi.org/10.2210/pdb6N4A/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Cyanobium sp. PCC 7001
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2018-11-18 Released: 2019-09-18 
• Deposition Author(s): Kaczmarski, J.A., Jackson, C.J.

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å

Literature

Structure and function of SbtB from Cyanobium sp. 7001

Jackson, C., Kaczmarski, J.A., Price, D.

(2019) Biorxiv 

Biological Assembly 1  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C3  (Explore in 3D)
Global Stoichiometry: Homo 3-mer - A3 

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

Macromolecule Content

• Total Structure Weight: 68.57 kDa 
• Atom Count: 4,010 
• Modelled Residue Count: 508 
• Deposited Residue Count: 618 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
PII-like SbtB	A, B, C, D, E, F	103	Cyanobium sp. PCC 7001	Mutation(s): 0  Gene Names: CPCC7001_1671
UniProt
Find proteins for B5II98 (Cyanobium sp. PCC 7001) Explore B5II98  Go to UniProtKB:  B5II98

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	G [auth A], H [auth E]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• Space Group: P 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 46.622	α = 94.39
b = 51.03	β = 106.13
c = 66.598	γ = 103.55

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2019-09-18 
Deposition Author(s): Kaczmarski, J.A., Jackson, C.J.

Revision History  

• Version 1.0: 2019-09-18
  Type: Initial release
  
• Version 1.1: 2024-03-13
  Changes: Data collection, Database references