3UN6 | pdb_00003un6

2.0 Angstrom Crystal Structure of Ligand Binding Component of ABC-type Import System from Staphylococcus aureus with Zinc bound

• PDB DOI: https://doi.org/10.2210/pdb3UN6/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Staphylococcus aureus subsp. aureus NCTC 8325
• Expression System: Escherichia coli
• Mutation(s): No 


• Deposited: 2011-11-15 Released: 2011-12-07 
• Deposition Author(s): Minasov, G., Wawrzak, Z., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Kiryukhina, O., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.01 Å
• R-Value Free: 
  0.206 (Depositor), 0.211 (DCC) 
• R-Value Work: 
  0.164 (Depositor), 0.167 (DCC) 
• R-Value Observed: 
  0.166 (Depositor) 

Literature

2.0 Angstrom Crystal Structure of Ligand Binding Component of ABC-type Import System from Staphylococcus aureus with Zinc bound.

Minasov, G., Wawrzak, Z., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Kiryukhina, O., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

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: 37.9 kDa 
• Atom Count: 2,474 
• Modeled Residue Count: 291 
• Deposited Residue Count: 324 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
ABC transporter substrate-binding protein	A	324	Staphylococcus aureus subsp. aureus NCTC 8325	Mutation(s): 0  Gene Names: SAOUHSC_00137
UniProt
Find proteins for Q2G1I5 (Staphylococcus aureus (strain NCTC 8325 / PS 47)) Explore Q2G1I5  Go to UniProtKB:  Q2G1I5

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
PO4	D [auth A], E [auth A], F [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
ZN	B [auth A], C [auth A]	ZINC ION Zn PTFCDOFLOPIGGS-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: 2.01 Å
• R-Value Free:  0.206 (Depositor), 0.211 (DCC) 
• R-Value Work:  0.164 (Depositor), 0.167 (DCC) 
• R-Value Observed: 0.166 (Depositor) 

Diffraction Data: https://doi.org/10.18430/m33un6

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 45.08	α = 90
b = 64.732	β = 91.5
c = 45.468	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
BUCCANEER	model building
REFMAC	refinement
HKL-3000	data reduction
HKL-3000	data scaling
BUCCANEER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2011-12-07 
Deposition Author(s): Minasov, G., Wawrzak, Z., Halavaty, A., Shuvalova, L., Dubrovska, I., Winsor, J., Kiryukhina, O., Bagnoli, F., Falugi, F., Bottomley, M., Grandi, G., Anderson, W.F., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History  

• Version 1.0: 2011-12-07
  Type: Initial release
  
• Version 1.1: 2017-11-08
  Changes: Refinement description
• Version 2.0: 2024-02-28
  Changes: Advisory, Atomic model, Data collection, Database references, Derived calculations, Polymer sequence, Source and taxonomy, Structure summary
• Version 2.1: 2024-10-16
  Changes: Structure summary