6T80

Human 14-3-3 sigma fused to the AANAT peptide including phosphoserine-205

• PDB DOI: https://doi.org/10.2210/pdb6T80/pdb

• Classification: SIGNALING PROTEIN
• Organism(s): Homo sapiens
• Expression System: Escherichia coli
• Mutation(s): Yes 


• Deposited: 2019-10-23 Released: 2020-11-18 
• Deposition Author(s): Sluchanko, N.N., Tugaeva, K.V., Titterington, J., Antson, A.A.
• Funding Organization(s): Russian Science Foundation, Wellcome Trust

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.99 Å
• R-Value Free: 0.251 
• R-Value Work: 0.200 
• R-Value Observed: 0.202 

Starting Model: experimental

Literature

Human 14-3-3 sigma fused to the AANAT peptide including phosphoserine-205

Sluchanko, N.N., Tugaeva, K.V., Titterington, J., Antson, A.A.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 4-mer - A2B1C1 Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Local Symmetry: Cyclic - C2  (Explore in 3D)
Local Stoichiometry: Homo 2-mer - A2 

Biological assembly 1 assigned by authors.

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Cyclic - C2  (Explore in 3D)
Global Stoichiometry: Hetero 4-mer - A2B2 Pseudo Symmetry: Asymmetric - C1 
Pseudo Stoichiometry: Hetero 4-mer - A2B1C1 

Biological assembly 2 assigned by authors.

Macromolecule Content

• Total Structure Weight: 111.56 kDa 
• Atom Count: 7,240 
• Modelled Residue Count: 933 
• Deposited Residue Count: 1,004 
• Unique protein chains: 2

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
14-3-3 protein sigma	A, B, C, D	239	Homo sapiens	Mutation(s): 3  Gene Names: SFN, HME1
UniProt & NIH Common Fund Data Resources
Find proteins for P31947 (Homo sapiens) Explore P31947  Go to UniProtKB:  P31947
PHAROS:  P31947 GTEx:  ENSG00000175793

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
AANAT peptide	E, F, G, H	12	Homo sapiens	Mutation(s): 0  Gene Names: SFN, HME1 EC: 2.3.1.87
UniProt & NIH Common Fund Data Resources
Find proteins for Q16613 (Homo sapiens) Explore Q16613  Go to UniProtKB:  Q16613
PHAROS:  Q16613 GTEx:  ENSG00000129673

Small Molecules

Modified Residues  1 Unique
ID	Chains	Type	Formula	2D Diagram	Parent
SEP	E, F, G, H	L-PEPTIDE LINKING	C3 H8 N O6 P		SER

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.99 Å
• R-Value Free: 0.251 
• R-Value Work: 0.200 
• R-Value Observed: 0.202 
• Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 75.26	α = 90
b = 74.1	β = 96.03
c = 102.09	γ = 90

Software Package:

Software Name	Purpose
BUSTER	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
xia2	data reduction
MOLREP	phasing

Structure Validation

Entry History & Funding Information

Deposition Data

• Released Date: 2020-11-18 
Deposition Author(s): Sluchanko, N.N., Tugaeva, K.V., Titterington, J., Antson, A.A.

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Funding Organization	Location	Grant Number
Russian Science Foundation	Russian Federation	19-74-10031
Wellcome Trust	United Kingdom	098230
Wellcome Trust	United Kingdom	101528

Revision History  

• Version 1.0: 2020-11-18
  Type: Initial release
  
• Version 1.1: 2024-01-24
  Changes: Data collection, Database references, Refinement description