9FFI | pdb_00009ffi

mScarlet (SG C5) - Directionality of Optical Properties of Fluorescent Proteins

PDB DOI: https://doi.org/10.2210/pdb9FFI/pdb

Classification: FLUORESCENT PROTEIN
Organism(s): synthetic construct
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2024-05-23 Released: 2025-06-04
Deposition Author(s): Myskova, J., Brynda, J., Lazar, J.
Funding Organization(s): Ministry of Education, Youth and Sports of the Czech Republic, Czech Science Foundation

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.50 Å
R-Value Free:
0.224 (Depositor), 0.227 (DCC)
R-Value Work:
0.190 (Depositor)
R-Value Observed:
0.191 (Depositor)

Starting Model: experimental
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This is version 1.0 of the entry. See complete history.

Literature

Directionality of Optical Properties of Fluorescent Proteins

Myskova, J., Brynda, J., Khoroshyy, P., Lazar, J.

To be published.

Macromolecule Content

Total Structure Weight: 30.43 kDa
Atom Count: 1,919
Modeled Residue Count: 223
Deposited Residue Count: 265
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
mScarlet	A	265	synthetic construct	Mutation(s): 0

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
PO4 Query on PO4 Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	PHOSPHATE ION O₄ P NBIIXXVUZAFLBC-UHFFFAOYSA-K		Interactions Focus chain B [auth A] Interactions & Density Focus chain B [auth A]

Modified Residues 1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
NRQ Query on NRQ	A	L-PEPTIDE LINKING	C₁₆ H₁₇ N₃ O₄ S		MET, TYR, GLY

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.50 Å
R-Value Free: 0.224 (Depositor), 0.227 (DCC)
R-Value Work: 0.190 (Depositor)
R-Value Observed: 0.191 (Depositor)

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 83.892	α = 90
b = 45.098	β = 101.78
c = 58.294	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XSCALE	data scaling
XDS	data reduction
MOLREP	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2025-06-04

Deposition Author(s):

Funding Organization	Location	Grant Number
Ministry of Education, Youth and Sports of the Czech Republic	Czech Republic	CZ.02.1.01/0.0/0.0/16_019/0000729
Czech Science Foundation	Czech Republic	23-05983S

Revision History (Full details and data files)

Version 1.0: 2025-06-04
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.