3SWN

Structure of the LSm657 Complex: An Assembly Intermediate of the LSm1 7 and LSm2 8 Rings

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, D, G, J (C, F, O, R)	U6 snRNA-associated Sm-like protein LSm7	polymer	117	12804.6	4	UniProt (O74499) Pfam (PF01423)	Schizosaccharomyces pombe (Fission yeast)
2	B, E, H, K (A, D, P, S)	U6 snRNA-associated Sm-like protein LSm5	polymer	82	9048.6	4	UniProt (O42978) Pfam (PF01423)	Schizosaccharomyces pombe (Fission yeast)
3	C, F, I, L (B, E, Q, T)	U6 snRNA-associated Sm-like protein LSm6	polymer	77	8533.7	4	UniProt (Q9UUI1) Pfam (PF01423)	Schizosaccharomyces pombe (Fission yeast)
4	AA, BA, M, N, O... (R, S, C, A, B...)	ZINC ION	non-polymer		65.4	16	Chemie (ZN)
5	CA, DA, EA, FA, GA... (C, A, B, F, E...)	water	water		18.0	24	Chemie (HOH)

Sequence modifications

C, F, O, R: 1 - 113 (UniProt: O74499)

PDB	External Database	Details
Gly -3	-	expression tag
Ala -2	-	expression tag
Met -1	-	expression tag
Gly 0	-	expression tag

A, D, P, S: 1 - 80 (UniProt: O42978)

PDB	External Database	Details
Met -1	-	expression tag
Gly 0	-	expression tag

B, E, Q, T: 1 - 75 (UniProt: Q9UUI1)

PDB	External Database	Details
Met -1	-	expression tag
Gly 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	12
	Total formula weight	121547.4
Non-Polymers*	Number of molecules	16
	Total formula weight	1046.5
All*	Total formula weight	122594.0

*Water molecules are not included.