5YVK

Crystal structure of a cyclase Famc1 from Fischerella ambigua UTEX 1903

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	cyclase	polymer	225	24460.0	1	UniProt (V5TER4)	Fischerella ambigua UTEX 1903	AmbU4
2	B (A)	amino({3-[(3S,8aS)-1,4-dioxooctahydropyrrolo[1,2-a]pyrazin-3-yl]propyl}amino)methaniminium	non-polymer		254.3	1	Chemie (0HZ)
3	C, D (A)	CALCIUM ION	non-polymer		40.1	2	Chemie (CA) PubChem (271)
4	E (A)	water	water		18.0	296	Chemie (HOH)

Sequence modifications

A: 26 - 227 (UniProt: V5TER4)

PDB	External Database	Details
Met 3	-	initiating methionine
Gly 4	-	expression tag
Ser 5	-	expression tag
Ser 6	-	expression tag
His 7	-	expression tag
His 8	-	expression tag
His 9	-	expression tag
His 10	-	expression tag
His 11	-	expression tag
His 12	-	expression tag
Ser 13	-	expression tag
Ser 14	-	expression tag
Gly 15	-	expression tag
Leu 16	-	expression tag
Val 17	-	expression tag
Pro 18	-	expression tag
Arg 19	-	expression tag
Gly 20	-	expression tag
Ser 21	-	expression tag
His 22	-	expression tag
Met 23	-	expression tag
Ala 24	-	expression tag
Ser 25	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	24460.0
Non-Polymers*	Number of molecules	3
	Total formula weight	334.5
All*	Total formula weight	24794.5

*Water molecules are not included.