5WC6

Structure of a bacterial polysialyltransferase at 2.2 Angstrom resolution

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	M, A	SiaD	polymer	382	45305.1	2	UniProt (G4RIN4) Pfam (PF07388) In PDB	Mannheimia haemolytica
2	M, A	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3		water	water		18.0	245	Chemie (HOH)

Sequence modifications

M, A: 21 - 401 (UniProt: G4RIN4)

PDB	External Database	Details
Ala 20	-	expression tag
Ala 68	Lys 68	conflict
Ala 69	Lys 69	conflict

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	90610.1
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	90802.2

*Water molecules are not included.