3FN6

Crystal structure of sortase A from Streptococcus pyogenes serotype M1 strain SF370 with the active site Cys in its sulphenic acid form

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	Sortase A	polymer	187	20496.2	1	UniProt (Q99ZN4) Pfam (PF04203)	Streptococcus pyogenes serotype M1
2	B (A)	water	water		18.0	159	Chemie (HOH)

Sequence modifications

A: 81 - 249 (UniProt: Q99ZN4)

PDB	External Database	Details
Met 63	-	expression tag
Gly 64	-	expression tag
Ser 65	-	expression tag
Ser 66	-	expression tag
His 67	-	expression tag
His 68	-	expression tag
His 69	-	expression tag
His 70	-	expression tag
His 71	-	expression tag
His 72	-	expression tag
Ser 73	-	expression tag
Ser 74	-	expression tag
Gly 75	-	expression tag
Leu 76	-	expression tag
Val 77	-	expression tag
Pro 78	-	expression tag
Arg 79	-	expression tag
Gly 80	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	20496.2
All*	Total formula weight	20496.2

*Water molecules are not included.