9XGL | pdb_00009xgl

D-alanyl carrier protein

• PDB DOI: https://doi.org/10.2210/pdb9XGL/pdb
• Entry: 9XGL supersedes: 8I31

• Classification: STRUCTURAL PROTEIN
• Organism(s): Staphylococcus aureus subsp. aureus Mu50
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2025-10-30 Released: 2026-01-21 
• Deposition Author(s): Jeon, H., Lee, I.-G.
• Funding Organization(s): National Research Foundation (NRF, Korea)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.28 Å
• R-Value Free: 
  0.255 (Depositor), 0.252 (DCC) 
• R-Value Work: 
  0.200 (Depositor), 0.202 (DCC) 
• R-Value Observed: 
  0.203 (Depositor) 

Starting Model: experimental

Literature

Structural Insights into the Staphylococcus aureus DltC-Mediated D-Alanine Transfer

Jeon, H., Lee, H., Song, C., Lee, I.G.

(2026) Biomolecules 16: 44

• DOI: https://doi.org/10.3390/biom16010044

Biological Assembly 1  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Homo 2-mer - A2 

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

Macromolecule Content 

• Total Structure Weight: 36.28 kDa 
• Atom Count: 2,620 
• Modeled Residue Count: 312 
• Deposited Residue Count: 312 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
D-alanyl carrier protein	A, B, C, D	78	Staphylococcus aureus subsp. aureus Mu50	Mutation(s): 0  Gene Names: dltC, SAV0934
UniProt
Find proteins for P0A018 (Staphylococcus aureus (strain Mu50 / ATCC 700699)) Explore P0A018  Go to UniProtKB:  P0A018

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.28 Å
• R-Value Free:  0.255 (Depositor), 0.252 (DCC) 
• R-Value Work:  0.200 (Depositor), 0.202 (DCC) 
• R-Value Observed: 0.203 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 33.137	α = 90
b = 63.968	β = 93.95
c = 77.145	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
HKL-2000	data reduction
HKL-2000	data scaling
PHENIX	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2026-01-21 
Deposition Author(s): Jeon, H., Lee, I.-G.
• This entry supersedes: 8I31

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Funding Organization	Location	Grant Number
National Research Foundation (NRF, Korea)	Korea, Republic Of	--

Revision History  

• Version 1.0: 2026-01-21
  Type: Initial release