8GQD

Complex Structure of Arginine Kinase McsB and McsA from Staphylococcus aureus

• PDB DOI: https://doi.org/10.2210/pdb8GQD/pdb
• EM Map EMD-34200: EMDB EMDataResource

• Classification: TRANSFERASE
• Organism(s): Staphylococcus aureus
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-08-30 Released: 2024-03-06 
• Deposition Author(s): Lu, K., Luo, B., Tao, X., Li, H., Xie, Y., Zhao, Z., Xia, W., Su, Z., Mao, Z.
• Funding Organization(s): National Natural Science Foundation of China (NSFC), Ministry of Science and Technology (MoST, China)

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Experimental Data Snapshot

• Method: ELECTRON MICROSCOPY
• Resolution: 3.41 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

Literature

Complex Structure and Activation Mechanism of Arginine Kinase McsB by McsA

Lu, K., Luo, B., Tao, X., Li, H., Xie, Y., Zhao, Z., Xia, W., Su, Z., Mao, Z.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Hetero 8-mer - A4B4 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: electron microscopy

Macromolecule Content

• Total Structure Weight: 181.26 kDa 
• Atom Count: 12,644 
• Modelled Residue Count: 1,576 
• Deposited Residue Count: 1,576 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein-arginine kinase	A [auth D], B [auth A], C [auth B], D [auth C]	335	Staphylococcus aureus	Mutation(s): 0  Gene Names: mcsB EC: 2.7.14.1
UniProt
Find proteins for Q2G0P6 (Staphylococcus aureus (strain NCTC 8325 / PS 47)) Explore Q2G0P6  Go to UniProtKB:  Q2G0P6

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Protein-arginine kinase activator protein	E, F, G, H	59	Staphylococcus aureus	Mutation(s): 0  Gene Names: mcsA
UniProt
Find proteins for Q2G0P7 (Staphylococcus aureus (strain NCTC 8325 / PS 47)) Explore Q2G0P7  Go to UniProtKB:  Q2G0P7

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
ZN	I [auth E], J [auth F], K [auth G], L [auth H]	ZINC ION Zn PTFCDOFLOPIGGS-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: ELECTRON MICROSCOPY
• Resolution: 3.41 Å
• Aggregation State: PARTICLE 
• Reconstruction Method: SINGLE PARTICLE 

EM Software:

Task	Software Package	Version
RECONSTRUCTION	RELION	3.1
MODEL REFINEMENT	Coot	0.9
MODEL REFINEMENT	PHENIX	1.15

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2024-03-06 
Deposition Author(s): Lu, K., Luo, B., Tao, X., Li, H., Xie, Y., Zhao, Z., Xia, W., Su, Z., Mao, Z.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	22077142
National Natural Science Foundation of China (NSFC)	China	22022706
National Natural Science Foundation of China (NSFC)	China	21837006
National Natural Science Foundation of China (NSFC)	China	91953117
National Natural Science Foundation of China (NSFC)	China	21877131
National Natural Science Foundation of China (NSFC)	China	32070049
National Natural Science Foundation of China (NSFC)	China	32222040
Ministry of Science and Technology (MoST, China)	China	2021YFA1301900

Revision History  

• Version 1.0: 2024-03-06
  Type: Initial release