7L8N

Diadenylate cyclase with AMP from Streptococcus mutans

• PDB DOI: https://doi.org/10.2210/pdb7L8N/pdb

• Classification: TRANSFERASE
• Organism(s): Streptococcus mutans UA159
• Expression System: Escherichia coli BL21
• Mutation(s): No 


• Deposited: 2020-12-31 Released: 2022-01-19 
• Deposition Author(s): Hua, Z., Hui, W.
• Funding Organization(s): National Institutes of Health/National Institute of Dental and Craniofacial Research (NIH/NIDCR)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.207 
• R-Value Work: 0.161 
• R-Value Observed: 0.164 

Literature

Diadenylate cyclase with AMP from Streptococcus mutans

Hua, Z., Hui, W.

To be published.

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 Evidence: gel filtration

Macromolecule Content

• Total Structure Weight: 33.46 kDa 
• Atom Count: 2,539 
• Modelled Residue Count: 301 
• Deposited Residue Count: 302 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Diadenylate cyclase	A, B	151	Streptococcus mutans UA159	Mutation(s): 0  Gene Names: dacA, SMU_1428c EC: 2.7.7.85
UniProt
Find proteins for Q8DTC4 (Streptococcus mutans serotype c (strain ATCC 700610 / UA159)) Explore Q8DTC4  Go to UniProtKB:  Q8DTC4

Small Molecules

Ligands 4 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
AMP (Subject of Investigation/LOI)	C [auth A]	ADENOSINE MONOPHOSPHATE C10 H14 N5 O7 P UDMBCSSLTHHNCD-KQYNXXCUSA-N
MLI	F [auth B]	MALONATE ION C3 H2 O4 OFOBLEOULBTSOW-UHFFFAOYSA-L
ACT	D [auth A], E [auth A]	ACETATE ION C2 H3 O2 QTBSBXVTEAMEQO-UHFFFAOYSA-M
CL	G [auth B], H [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.94 Å
• R-Value Free: 0.207 
• R-Value Work: 0.161 
• R-Value Observed: 0.164 
• Space Group: C 2 2 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 76.36	α = 90
b = 84.59	β = 90
c = 100.24	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: 2022-01-19 
Deposition Author(s): Hua, Z., Hui, W.

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Funding Organization	Location	Grant Number
National Institutes of Health/National Institute of Dental and Craniofacial Research (NIH/NIDCR)	United States	R01DE028329
National Institutes of Health/National Institute of Dental and Craniofacial Research (NIH/NIDCR)	United States	R01DE022350

Revision History  

• Version 1.0: 2022-01-19
  Type: Initial release
  
• Version 1.1: 2023-10-18
  Changes: Data collection, Refinement description