8DP2 | pdb_00008dp2

Crystal Structure of UDP-N-acetylmuramoylalanine--D-glutamate ligase (MurD) from Pseudomonas aeruginosa PAO1 in complex with UMA (Uridine-5'-diphosphate-N-acetylmuramoyl-L-Alanine)

• PDB DOI: https://doi.org/10.2210/pdb8DP2/pdb

• Classification: LIGASE
• Organism(s): Pseudomonas aeruginosa PAO1
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2022-07-14 Released: 2022-08-17 
• Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)
• Funding Organization(s): National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free: 
  0.169 (Depositor), 0.170 (DCC) 
• R-Value Work: 
  0.150 (Depositor), 0.150 (DCC) 
• R-Value Observed: 
  0.151 (Depositor) 

Starting Model: experimental

Literature

Crystal Structure of UDP-N-acetylmuramoylalanine--D-glutamate ligase (MurD) from Pseudomonas aeruginosa PAO1 in complex with UMA (Uridine-5'-diphosphate-N-acetylmuramoyl-L-Alanine)

Abendroth, J., DeBouver, N.D., Lorimer, D.D., Horanyi, P.S., Edwards, T.E.

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)

Biological Assembly Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 49.95 kDa 
• Atom Count: 4,105 
• Modelled Residue Count: 446 
• Deposited Residue Count: 448 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
UDP-N-acetylmuramoylalanine--D-glutamate ligase	A	448	Pseudomonas aeruginosa PAO1	Mutation(s): 0  Gene Names: murD, PA4414 EC: 6.3.2.9
UniProt
Find proteins for Q9HVZ9 (Pseudomonas aeruginosa (strain ATCC 15692 / DSM 22644 / CIP 104116 / JCM 14847 / LMG 12228 / 1C / PRS 101 / PAO1)) Explore Q9HVZ9  Go to UniProtKB:  Q9HVZ9

Small Molecules

Ligands 7 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
UMA (Subject of Investigation/LOI)	B [auth A]	URIDINE-5'-DIPHOSPHATE-N-ACETYLMURAMOYL-L-ALANINE C23 H36 N4 O20 P2 NTMMCWJNQNKACG-KBKUWGQMSA-N
PE8	G [auth A]	3,6,9,12,15,18,21-HEPTAOXATRICOSANE-1,23-DIOL C16 H34 O9 GLZWNFNQMJAZGY-UHFFFAOYSA-N
SIN	H [auth A]	SUCCINIC ACID C4 H6 O4 KDYFGRWQOYBRFD-UHFFFAOYSA-N
PO4	F [auth A]	PHOSPHATE ION O4 P NBIIXXVUZAFLBC-UHFFFAOYSA-K
GOL	D [auth A], E [auth A]	GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N
ACT	I [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
MG	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
KCX	A	L-PEPTIDE LINKING	C7 H14 N2 O4		LYS

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.60 Å
• R-Value Free:  0.169 (Depositor), 0.170 (DCC) 
• R-Value Work:  0.150 (Depositor), 0.150 (DCC) 
• R-Value Observed: 0.151 (Depositor) 

Diffraction Data: https://doi.org/10.18430/M38DP2

Space Group: P 6₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 95.46	α = 90
b = 95.46	β = 90
c = 99.55	γ = 120

Software Package:

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

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2022-08-17 
Deposition Author(s): Seattle Structural Genomics Center for Infectious Disease (SSGCID)

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID)	United States	HHSN272201700059C

Revision History  

• Version 1.0: 2022-08-17
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description
• Version 1.2: 2023-11-15
  Changes: Data collection