National Center for
Biotechnology Information

1K83: Crystal Structure of Yeast RNA Polymerase II Complexed with the Inhibitor Alpha Amanitin

PDB ID:

MMDB ID:

93051

PDB Deposition Date:

2001/10/22

Updated in MMDB:

2023/08

Experimental Method:

x-ray diffraction

Resolution:

2.8 Å

Source Organism:

Amanita phalloides▼

Taxonomy	Molecule
Amanita phalloides	M
Saccharomyces cerevisiae	A, B, C, E, F, H, I, J, K, L

Similar Structures:

Biological Unit for 1K83: undecameric; determined by author

Molecular Components in 1K83
Label	Count	Molecule
Proteins (11 molecules)
A	1	DNA-directed RNA Polymerase II Largest Subunit
B	1	DNA-directed RNA Polymerase II 140kd Polypeptide
C	1	DNA-directed RNA Polymerase II 45kd Polypeptide
E	1	DNA-directed RNA Polymerase II 27kd Polypeptide
F	1	DNA-directed RNA Polymerase II 23kd Polypeptide
H	1	DNA-directed RNA Polymerase II 14.5kd Polypeptide
I	1	DNA-directed RNA Polymerase II 14.2kd Polypeptide
J	1	DNA-directed RNA Polymerase II 8.3kd Polypeptide
K	1	DNA-directed RNA Polymerase II 13.6kd Polypeptide
L	1	DNA-directed RNA Polymerase II 7.7kd Polypeptide
M	1	Alpha Amanitin
Chemicals and Non-standard biopolymers (9 molecules)
1	8	ZINC ION
2	1	MANGANESE (II) ION

* Click molecule labels to explore molecular sequence information.

Citing MMDB