8CRN | pdb_00008crn

Streptavidin S112Y Co-TAML artificial metalloenzyme

• PDB DOI: https://doi.org/10.2210/pdb8CRN/pdb

• Classification: UNKNOWN FUNCTION
• Organism(s): Streptomyces avidinii
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2023-03-08 Released: 2023-10-18 
• Deposition Author(s): Igareta, N.V.
• Funding Organization(s): Not funded

---

Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free: 
  0.208 (Depositor), 0.210 (DCC) 
• R-Value Work: 
  0.187 (Depositor), 0.190 (DCC) 

Starting Model: experimental

Literature

Streptavidin S112Y Co-TAML artificial metalloenzyme

Igareta, N.V.

To be published.

Biological Assembly 1  

Global Symmetry: Dihedral - D2  (Explore in 3D)
Global Stoichiometry: Homo 4-mer - A4 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: mass spectrometry

Macromolecule Content 

• Total Structure Weight: 68.86 kDa 
• Atom Count: 4,000 
• Modeled Residue Count: 488 
• Deposited Residue Count: 632 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Streptavidin	A, B, C, D	158	Streptomyces avidinii	Mutation(s): 1
UniProt
Find proteins for P22629 (Streptomyces avidinii) Explore P22629  Go to UniProtKB:  P22629

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram
VJL	E [auth A], G [auth B], I [auth C], J [auth D]	Co-linked Tetra-amido macrocyclic ligand C29 H37 Co N7 O6 S TULPYLAKDFRJPS-HBSNOMOYSA-J
SO4	H [auth B]	SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L
NA	F [auth A]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.00 Å
• R-Value Free:  0.208 (Depositor), 0.210 (DCC) 
• R-Value Work:  0.187 (Depositor), 0.190 (DCC) 

Space Group: C 1 2 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 192.51	α = 90
b = 57.615	β = 107.415
c = 57.615	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
XDS	data reduction
PHASER	phasing
XDS	data scaling

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2023-10-18 
Deposition Author(s): Igareta, N.V.

---

Funding Organization	Location	Grant Number
Not funded		--

Revision History  

• Version 1.0: 2023-10-18
  Type: Initial release