2ZOD

Crystal structure of selenophosphate synthetase from Aquifex aeolicus

Replaces:  2YYD

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Selenide, water dikinase	polymer	345	37697.3	2	UniProt (O67139) Pfam (PF00586) Pfam (PF02769) In PDB	Aquifex aeolicus	Selenophosphate synthetase, Selenium donor protein
2	A, B	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	219	Chemie (HOH)

Sequence modifications

A, B: 1 - 336 (UniProt: O67139)

PDB	External Database	Details
Gly -8	-	expression tag
Ser -7	-	expression tag
Gly -6	-	expression tag
Gly -5	-	expression tag
Ile -4	-	expression tag
Glu -3	-	expression tag
Gly -2	-	expression tag
Arg -1	-	expression tag
His 0	-	expression tag
Cys 13	Sec 13	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	75394.6
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	75586.7

*Water molecules are not included.