3NFF

Crystal structure of extended Dimerization module of RNA polymerase I subcomplex A49/A34.5

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D, F, H (A, C, E, G)	RNA polymerase I subunit A49	polymer	122	13968.8	4	UniProt (Q6FNZ9)	Candida glabrata (Yeast)
2	B, C, E, G (B, D, F, H)	RNA polymerase I subunit A34.5	polymer	121	13539.3	4	UniProt (Q6FQI3) Pfam (PF08208)	Candida glabrata (Yeast)

Sequence modifications

A, C, E, G: 1 - 118 (UniProt: Q6FNZ9)

PDB	External Database	Details
Gly -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
Met 72	Val 72	engineered mutation

B, D, F, H: 25 - 143 (UniProt: Q6FQI3)

PDB	External Database	Details
Met 23	-	expression tag
Gly 24	-	expression tag
Met 55	Leu 55	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	8
	Total formula weight	110032.4
All*	Total formula weight	110032.4

*Water molecules are not included.