3AZY

Crystal structure of the laminarinase catalytic domain from Thermotoga maritima MSB8

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)	Laminarinase	polymer	272	31236.4	4	UniProt (Q9WXN1) Pfam (PF00722)	Thermotoga maritima
2	E, H, L, R (A, B, C, D)	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
3	F, G, I, J, K... (A, B, C, D)	SULFATE ION	non-polymer		96.1	12	Chemie (SO4)
4	U, V, W, X (A, B, C, D)	water	water		18.0	809	Chemie (HOH)

Sequence modifications

A, B, C, D: 2 - 264 (UniProt: Q9WXN1)

PDB	External Database	Details
Met 1	-	expression tag
Val 265	-	expression tag
Glu 266	-	expression tag
His 267	-	expression tag
His 268	-	expression tag
His 269	-	expression tag
His 270	-	expression tag
His 271	-	expression tag
His 272	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	124945.7
Non-Polymers*	Number of molecules	16
	Total formula weight	1313.1
All*	Total formula weight	126258.8

*Water molecules are not included.