1YTY

Structural basis for recognition of UUUOH 3'-terminii of nascent RNA pol III transcripts by La autoantigen

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (C, D)	5'-R(*UP*GP*CP*UP*GP*UP*UP*UP*U)-3'	polymer	9	2787.6	2
2	C, D (A, B)	Lupus La protein	polymer	194	22951.5	2	UniProt (P05455) Pfam (PF05383) Pfam (PF00076)	Homo sapiens (human)	Sjogren syndrome type B antigen, SS-B, La ribonucleoprotein, La autoantigen
3	E, F, G, H (C, D, A, B)	water	water		18.0	129	Chemie (HOH)

Sequence modifications

A, B: 1 - 194 (UniProt: P05455)

PDB	External Database	Details
Mse 1	Met 1	modified residue
Mse 10	Met 10	modified residue
Mse 52	Met 52	modified residue
Mse 80	Met 80	modified residue
Mse 142	Met 142	modified residue

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	51478.3
All*	Total formula weight	51478.3

*Water molecules are not included.