4ZB4 | pdb_00004zb4

Spliceosome component

• PDB DOI: https://doi.org/10.2210/pdb4ZB4/pdb

• Classification: SPLICING
• Organism(s): Saccharomyces cerevisiae S288C
• Expression System: Escherichia coli BL21(DE3)
• Mutation(s): No 


• Deposited: 2015-04-14 Released: 2016-09-14 
• Deposition Author(s): Rocha de Moura, T., Pena, P.

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free: 
  0.239 (Depositor), 0.240 (DCC) 
• R-Value Work: 
  0.196 (Depositor), 0.200 (DCC) 
• R-Value Observed: 
  0.198 (Depositor) 

Starting Model: experimental

Literature

Spliceosome component

Rocha de Moura, T., Pena, P.

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)

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Monomer - A1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 81.38 kDa 
• Atom Count: 5,665 
• Modeled Residue Count: 696 
• Deposited Residue Count: 720 
• Unique protein chains: 1

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Pre-mRNA-processing factor 19	A, B	360	Saccharomyces cerevisiae S288C	Mutation(s): 0  Gene Names: PRP19, PSO4, YLL036C EC: 6.3.2 (PDB Primary Data), 2.3.2.27 (UniProt)
UniProt
Find proteins for P32523 (Saccharomyces cerevisiae (strain ATCC 204508 / S288c)) Explore P32523  Go to UniProtKB:  P32523

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.30 Å
• R-Value Free:  0.239 (Depositor), 0.240 (DCC) 
• R-Value Work:  0.196 (Depositor), 0.200 (DCC) 
• R-Value Observed: 0.198 (Depositor) 

Space Group: P 1 2₁ 1

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 56.22	α = 90
b = 100.14	β = 92.33
c = 65.34	γ = 90

Software Package:

Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
XDS	data reduction
XSCALE	data scaling
PHASER	phasing

Structure Validation

Entry History 

Deposition Data

• Released Date: 2016-09-14 
Deposition Author(s): Rocha de Moura, T., Pena, P.

Revision History  

• Version 1.0: 2016-09-14
  Type: Initial release
  
• Version 1.1: 2024-01-10
  Changes: Data collection, Database references, Refinement description