Multiple Assemblies exist for SMTL entry 1sza
The RNA polymerase II CTD in mRNA processing: beta-turn recognition and beta-spiral model; X-RAY DIFFRACTION 2.20 Å

SMTL ID
1sza.1
Ligands
-
Polypeptides
PCF11 protein
Oligo-state
monomer
SMTL ID
1sza.2
Ligands
-
Polypeptides
PCF11 protein; CTD-peptide
Oligo-state
hetero-oligomer
SMTL ID
1sza.3
Ligands
-
Polypeptides
PCF11 protein
Oligo-state
monomer