7ABK

Helical structure of PspA

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	Chloroplast membrane-associated 30 kD protein	polymer	245	28260.8	1	UniProt (P74717) Pfam (PF04012) In PDB	Synechocystis sp. (strain PCC 6803 / Kazusa)

Sequence modifications

A: 1 - 223 (UniProt: P74717)

PDB	External Database	Details
Met -21	-	initiating methionine
Gly -20	-	expression tag
His -19	-	expression tag
His -18	-	expression tag
His -17	-	expression tag
His -16	-	expression tag
His -15	-	expression tag
His -14	-	expression tag
His -13	-	expression tag
His -12	-	expression tag
His -11	-	expression tag
Ser -10	-	expression tag
Ser -9	-	expression tag
Gly -8	-	expression tag
His -7	-	expression tag
Ile -6	-	expression tag
Asp -5	-	expression tag
Asp -4	-	expression tag
Asp -3	-	expression tag
Asp -2	-	expression tag
Lys -1	-	expression tag
His 0	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	28260.8
All*	Total formula weight	28260.8

*Water molecules are not included.