4OJA

Structure of Hydra Cu-Zn superoxide dismutase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Superoxide dismutase [Cu-Zn]	polymer	170	17802.6	1	UniProt (I3V7W8) Pfam (PF00080)	Hydra vulgaris (Hydra)
2	B (A)	COPPER (II) ION	non-polymer		63.5	1	Chemie (CU)
3	C (A)	ZINC ION	non-polymer		65.4	1	Chemie (ZN)
4	D (A)	SULFATE ION	non-polymer		96.1	1	Chemie (SO4)
5	E (A)	water	water		18.0	68	Chemie (HOH)

Sequence modifications

A: 4 - 151 (UniProt: I3V7W8)

PDB	External Database	Details
Met -17	-	expression tag
Gly -16	-	expression tag
Ser -15	-	expression tag
Ser -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
His -10	-	expression tag
His -9	-	expression tag
His -8	-	expression tag
Ser -7	-	expression tag
Ser -6	-	expression tag
Gly -5	-	expression tag
Leu -4	-	expression tag
Val -3	-	expression tag
Pro -2	-	expression tag
Arg -1	-	expression tag
Gly 0	-	expression tag
Ser 1	-	expression tag
His 2	-	expression tag
Met 3	-	expression tag
Ala 152	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	17802.6
Non-Polymers*	Number of molecules	3
	Total formula weight	225.0
All*	Total formula weight	18027.6

*Water molecules are not included.