8HTW

Crystal Structure of the ring nuclease Sso2081 Y133F mutant from Saccharolobus solfataricus in its apo form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	CRISPR system ring nuclease SSO2081	polymer	181	20538.8	2	UniProt (Q7LYJ6) Pfam (PF09623)	Saccharolobus solfataricus P2
2	C, D (A, B)	water	water		18.0	62	Chemie (HOH)

Sequence modifications

A, B: 1 - 178 (UniProt: Q7LYJ6)

PDB	External Database	Details
Gly -2	-	expression tag
Arg -1	-	expression tag
Pro 0	-	expression tag
Phe 133	Tyr 133	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	41077.7
All*	Total formula weight	41077.7

*Water molecules are not included.