8XZX

Structure of an engineered xylanase Xyl-1 M4

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B (A, B)	Endo-1,4-beta-xylanase	polymer	201	21560.8	2	UniProt (Q0CMZ1) Pfam (PF00457)	Aspergillus terreus (strain NIH 2624 / FGSC A1156)
2	C, D (A, B)	water	water		18.0	222	Chemie (HOH)

Sequence modifications

A, B: 1 - 188 (UniProt: Q0CMZ1)

PDB	External Database	Details
Gly -12	-	expression tag
Ala -11	-	expression tag
Gly -10	-	expression tag
Ala -9	-	expression tag
Gly -8	-	expression tag
Ala -7	-	expression tag
Gly -6	-	expression tag
Ala -5	-	expression tag
Gly -4	-	expression tag
Ala -3	-	expression tag
Gly -2	-	expression tag
Met -1	-	expression tag
Glu 0	-	expression tag
Pro 30	Asp 62	engineered mutation
Gln 33	Ala 65	engineered mutation
Gln 117	Lys 149	engineered mutation
His 167	Ala 199	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	43121.6
All*	Total formula weight	43121.6

*Water molecules are not included.