3NF0 | pdb_00003nf0

mPlum-TTN

• PDB DOI: https://doi.org/10.2210/pdb3NF0/pdb

• Classification: FLUORESCENT PROTEIN
• Organism(s): Discosoma sp. LW-2004
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): Yes 


• Deposited: 2010-06-09 Released: 2010-10-13 
• Deposition Author(s): Mayo, S.L., Chica, R.A., Moore, M.M.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free: 
  0.256 (Depositor), 0.254 (DCC) 
• R-Value Work: 
  0.208 (Depositor), 0.208 (DCC) 
• R-Value Observed: 
  0.210 (Depositor) 

Starting Model: experimental

Literature

Structural Basis for Changes in the Fluorescent Properties of Computationally Designed Red Fluorescent Proteins

Moore, M.M., Chica, R.A., Mayo, S.L.

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: 26.98 kDa 
• Atom Count: 1,935 
• Modeled Residue Count: 218 
• Deposited Residue Count: 232 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Fluorescent protein plum	A	232	Discosoma sp. LW-2004	Mutation(s): 3
UniProt
Find proteins for Q5S3G7 (Discosoma sp. LW-2004) Explore Q5S3G7  Go to UniProtKB:  Q5S3G7

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
MLT	B [auth A], C [auth A], D [auth A]	D-MALATE C4 H6 O5 BJEPYKJPYRNKOW-UWTATZPHSA-N

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
CH6	A	L-PEPTIDE LINKING	C16 H19 N3 O4 S		MET, TYR, GLY

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 1.75 Å
• R-Value Free:  0.256 (Depositor), 0.254 (DCC) 
• R-Value Work:  0.208 (Depositor), 0.208 (DCC) 
• R-Value Observed: 0.210 (Depositor) 

Space Group: P 2 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 38.27	α = 90
b = 61.3	β = 90
c = 94.24	γ = 90

Software Package:

Software Name	Purpose
Blu-Ice	data collection
PHASER	phasing
PHENIX	refinement
MOSFLM	data reduction
SCALA	data scaling

Structure Validation

Entry History 

Deposition Data

• Released Date: 2010-10-13 
Deposition Author(s): Mayo, S.L., Chica, R.A., Moore, M.M.

Revision History  

• Version 1.0: 2010-10-13
  Type: Initial release
  
• Version 1.1: 2011-07-13
  Changes: Version format compliance
• Version 1.2: 2017-11-08
  Changes: Advisory, Refinement description
• Version 1.3: 2023-09-06
  Changes: Advisory, Data collection, Database references, Derived calculations, Refinement description
• Version 1.4: 2023-11-22
  Changes: Data collection
• Version 1.5: 2024-11-27
  Changes: Structure summary
• Version 2.0: 2026-03-18
  Changes: Polymer sequence