5C2M

The de novo evolutionary emergence of a symmetrical protein is shaped by folding constraints

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Predicted protein	polymer	250	28179.5	1	UniProt (A7SDD2) Pfam (PF14517) In PDB	Nematostella vectensis (Starlet sea anemone)
2		water	water		18.0	81	Chemie (HOH)

Sequence modifications

A: 9 - 250 (UniProt: A7SDD2)

PDB	External Database	Details
Met 1	-	initiating methionine
His 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
His 6	-	expression tag
His 7	-	expression tag
Ser 8	-	expression tag
Val 10	Thr 2	conflict

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	28179.5
All*	Total formula weight	28179.5

*Water molecules are not included.