10QF

Crystal Structure of Treponema denticola Sialidase (TDE_0471)

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A (A)	exo-alpha-sialidase	polymer	531	58788.7	1	UniProt (Q73QH2)	Treponema denticola
2	B, C, D, E, F... (A)	CADMIUM ION	non-polymer		112.4	14	Chemie (CD)
3	P, Q (A)	SODIUM ION	non-polymer		23.0	2	Chemie (NA)
4	R (A)	2-[3-(2-HYDROXY-1,1-DIHYDROXYMETHYL-ETHYLAMINO)-PROPYLAMINO]-2-HYDROXYMETHYL-PROPANE-1,3-DIOL	non-polymer		282.3	1	Chemie (B3P)
5	S (A)	CITRIC ACID	non-polymer		192.1	1	Chemie (CIT)
6	AA, BA, CA, DA, EA... (A)	1,2-ETHANEDIOL	non-polymer		62.1	14	Chemie (EDO)
7	X (A)	TRIETHYLENE GLYCOL	non-polymer		150.2	1	Chemie (PGE)
8	IA (A)	water	water		18.0	479	Chemie (HOH)

Sequence modifications

A: 25 - 543 (UniProt: Q73QH2)

PDB	External Database	Details
Met 13	-	expression tag
Arg 14	-	expression tag
Gly 15	-	expression tag
Ser 16	-	expression tag
His 17	-	expression tag
His 18	-	expression tag
His 19	-	expression tag
His 20	-	expression tag
His 21	-	expression tag
His 22	-	expression tag
Gly 23	-	expression tag
Ser 24	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	58788.7
Non-Polymers*	Number of molecules	33
	Total formula weight	3113.3
All*	Total formula weight	61902.0

*Water molecules are not included.