3OKG

Crystal structure of HsdS subunit from Thermoanaerobacter tengcongensis

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)	Restriction endonuclease S subunits	polymer	412	46521.4	2	UniProt (Q8R9Q6) Pfam (PF01420)	Thermoanaerobacter tengcongensis
2	C, D, E, F, G... (A, B)	SULFATE ION	non-polymer		96.1	15	Chemie (SO4)
3	R, S (A, B)	water	water		18.0	786	Chemie (HOH)

Sequence modifications

A, B: 1 - 398 (UniProt: Q8R9Q6)

PDB	External Database	Details
Met -13	-	expression tag
Ser -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
His -7	-	expression tag
His -6	-	expression tag
Ser -5	-	expression tag
Met -4	-	expression tag
Asp -3	-	expression tag
Ile -2	-	expression tag
Glu -1	-	expression tag
Phe 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	93042.7
Non-Polymers*	Number of molecules	15
	Total formula weight	1440.9
All*	Total formula weight	94483.7

*Water molecules are not included.