11EK | pdb_000011ek

Crystal Structure of de novo enantioselective artificial metalloenzyme, space group P3221

PDB DOI: https://doi.org/10.2210/pdb11EK/pdb

Classification: DE NOVO PROTEIN
Organism(s): synthetic construct
Expression System: Escherichia coli BL21(DE3)
Mutation(s): No

Deposited: 2026-02-18 Released: 2026-10-28
Deposition Author(s): Mishra, S., Payal, Evans, D.M., Gonzalez-Gutierrez, G., Baker, D., Lewis, J.C.
Funding Organization(s): National Science Foundation (NSF, United States)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 1.77 Å
R-Value Free:
0.202 (Depositor), 0.205 (DCC)
R-Value Work:
0.174 (Depositor), 0.176 (DCC)
R-Value Observed:
0.176 (Depositor)

Starting Model: in silico
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wwPDB Validation 3D Report Full Report

Validation slider image for 11EK

This is version 1.0 of the entry. See complete history.

Literature

De novo design of enantioselective artificial metalloenzyme photocatalysts

Mishra, S., Payal, Evans, D., Bortey, K., Bootwala, H., Gonzalez-Gutierrez, G., Vazquez, R.J., Baker, D., Lewis, J.C.

(2026) Nature

DOI: https://doi.org/10.1038/s41586-026-11317-6

Macromolecule Content

Total Structure Weight: 27.11 kDa
Atom Count: 1,781
Modeled Residue Count: 199
Deposited Residue Count: 240
Unique protein chains: 1

Macromolecules

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Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Designed protein 2RCC	A, B	120	synthetic construct	Mutation(s): 0
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 1 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
SO4 Query on SO4 Download:Ideal Coordinates CCD File SDF format, chain I [auth B] SDF format, chain H [auth B] SDF format, chain G [auth B] SDF format, chain F [auth B] SDF format, chain E [auth A] SDF format, chain D [auth A] SDF format, chain C [auth A] MOL2 format, chain I [auth B] MOL2 format, chain H [auth B] MOL2 format, chain G [auth B] MOL2 format, chain F [auth B] MOL2 format, chain E [auth A] MOL2 format, chain D [auth A] MOL2 format, chain C [auth A] mmCIF format, chain I [auth B] mmCIF format, chain H [auth B] mmCIF format, chain G [auth B] mmCIF format, chain F [auth B] mmCIF format, chain E [auth A] mmCIF format, chain D [auth A] mmCIF format, chain C [auth A]	C [auth A] D [auth A] E [auth A] F [auth B] G [auth B] C [auth A], D [auth A], E [auth A], F [auth B], G [auth B], H [auth B], I [auth B]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth B] Focus chain G [auth B] Focus chain H [auth B] Focus chain I [auth B] Interactions & Density Focus chain C [auth A] Focus chain D [auth A] Focus chain E [auth A] Focus chain F [auth B] Focus chain G [auth B] Focus chain H [auth B] Focus chain I [auth B]

Experimental Data & Validation

Experimental Data

Method: X-RAY DIFFRACTION
Resolution: 1.77 Å
R-Value Free: 0.202 (Depositor), 0.205 (DCC)
R-Value Work: 0.174 (Depositor), 0.176 (DCC)
R-Value Observed: 0.176 (Depositor)

Space Group: P 3₂ 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 86.158	α = 90
b = 86.158	β = 90
c = 76.455	γ = 120

Software Package:

Software Name	Purpose
PHENIX	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-10-28

Deposition Author(s):

Gonzalez-Gutierrez, G.

Funding Organization	Location	Grant Number
National Science Foundation (NSF, United States)	United States	CHE-2154726

Revision History (Full details and data files)

Version 1.0: 2026-10-28
Type: Initial release