4R83

Crystal structure of Sialyltransferase from Photobacterium damsela

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B, C, D (A, B, C, D)	Sialyltransferase 0160	polymer	503	56832.1	4	UniProt (O66375) Pfam (PF22352) Pfam (PF11477)	Photobacterium damselae
2	E, F, G, H (A, B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3	I, J, K, L (A, B, C, D)	water	water		18.0	1395	Chemie (HOH)

Sequence modifications

A, B, C, D: 16 - 497 (UniProt: O66375)

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

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	227328.6
Non-Polymers*	Number of molecules	4
	Total formula weight	160.3
All*	Total formula weight	227488.9

*Water molecules are not included.