4K1R

Crystal structure of Schizosaccharomyces pombe sst2 catalytic domain and Ubiquitin

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, C (A, C)	AMSH-like protease sst2	polymer	197	21981.7	2	UniProt (Q9P371) Pfam (PF01398)	Schizosaccharomyces pombe (Fission yeast)	Suppressor of ste12 deletion protein 2
2	B, D (B, D)	Polyubiquitin-C	polymer	81	8988.3	2	UniProt (P0CG48) Pfam (PF00240)	Homo sapiens (human)	Ubiquitin
3	E, F, G, O, P... (A, C)	ZINC ION	non-polymer		65.4	6	Chemie (ZN)
4	H, R (A, C)	CHLORIDE ION	non-polymer		35.5	2	Chemie (CL)
5	I, J, K, L, M... (A, B, C, D)	1,2-ETHANEDIOL	non-polymer		62.1	10	Chemie (EDO)
6	W, X, Y, Z (A, B, C, D)	water	water		18.0	228	Chemie (HOH)

Sequence modifications

A, C: 245 - 435 (UniProt: Q9P371)

PDB	External Database	Details
Gly 239	-	expression tag
Pro 240	-	expression tag
Leu 241	-	expression tag
Gly 242	-	expression tag
Ser 243	-	expression tag
Met 244	-	expression tag

B, D: -1 - 76 (UniProt: P0CG48)

PDB	External Database	Details
Gly -4	-	expression tag
Pro -3	-	expression tag
Leu -2	-	expression tag
Ser 0	Gly 76	conflict

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	61940.0
Non-Polymers*	Number of molecules	18
	Total formula weight	1084.0
All*	Total formula weight	63024.1

*Water molecules are not included.