National Center for
Biotechnology Information

5M5W: RNA Polymerase I open complex

PDB ID:

MMDB ID:

145500

PDB Deposition Date:

2016/10/23

Updated in MMDB:

2025/12

Experimental Method:

electron microscopy

Resolution:

3.8 Å

Source Organism:

Saccharomyces cerevisiae S288C▼

Taxonomy	Molecule
Saccharomyces cerevisiae S288C	A, B, C, D, E, F, G, H, I, J, K, L, M, N
Saccharomyces cerevisiae	S, T

Similar Structures:

Biological Unit for 5M5W: hexadecameric; determined by author and by software (PISA)

Molecular Components in 5M5W
Label	Count	Molecule
Proteins (14 molecules)
A	1	DNA-directed RNA Polymerase I Subunit Rpa190
B	1	DNA-directed RNA Polymerase I Subunit Rpa135
C	1	DNA-directed RNA Polymerases I and III Subunit Rpac1
D	1	DNA-directed RNA Polymerase I Subunit Rpa14
E	1	DNA-directed RNA Polymerases I, II, and III Subunit Rpabc1
F	1	DNA-directed RNA Polymerases I, II, and III Subunit Rpabc2
G	1	DNA-directed RNA Polymerase I Subunit Rpa43
H	1	DNA-directed RNA Polymerases I, II, and III Subunit Rpabc3
I	1	DNA-directed RNA Polymerase I Subunit Rpa12
J	1	DNA-directed RNA Polymerases I, II, and III Subunit Rpabc5
K	1	DNA-directed RNA Polymerases I and III Subunit Rpac2
L	1	DNA-directed RNA Polymerases I, II, and III Subunit Rpabc4
M	1	DNA-directed RNA Polymerase I Subunit Rpa49
N	1	DNA-directed RNA Polymerase I Subunit Rpa34
Nucleotides(2 molecules)
S	1	Non-template Strand
T	1	Template Strand
Chemicals and Non-standard biopolymers (7 molecules)
1	7	ZINC ION

* Click molecule labels to explore molecular sequence information.

Citing MMDB