5M9D

Solution structure of Rtt103 CTD-interacting domain bound to a Ser2Ser7 phosphorylated CTD peptide

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Regulator of Ty1 transposition protein 103	polymer	142	16569.1	1	UniProt (Q05543) Pfam (PF04818)	Saccharomyces cerevisiae S288c
2	B (B)	THR-SER-PRO-SEP-TYR-SEP-PRO-THR-SER-PRO-SEP-TYR-SEP-PRO-THR-SER	polymer	16	1965.6	1	Pfam (PF05001) UniProt (by SIFTS) (P04050)	Saccharomyces cerevisiae

Sequence modifications

A: 3 - 131 (UniProt: Q05543)

PDB	External Database	Details
Met 1	-	initiating methionine
Ala 2	-	expression tag
Ala 132	-	expression tag
Ala 133	-	expression tag
Ala 134	-	expression tag
Leu 135	-	expression tag
Glu 136	-	expression tag
His 137	-	expression tag
His 138	-	expression tag
His 139	-	expression tag
His 140	-	expression tag
His 141	-	expression tag
His 142	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	18534.7
All*	Total formula weight	18534.7

*Water molecules are not included.