4NPR

Crystal Structure of the Family 12 Xyloglucanase from Aspergillus niveus

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)	Xyloglucan-specific endo-beta-1,4-glucanase GH12	polymer	243	26039.5	2	UniProt (H6TQN1) Pfam (PF01670)	Aspergillus niveus
2	C, D (A, B)	SULFATE ION	non-polymer		96.1	2	Chemie (SO4)
3	E, F (A, B)	water	water		18.0	47	Chemie (HOH)

Sequence modifications

A, B: 19 - 238 (UniProt: H6TQN1)

PDB	External Database	Details
Met -4	-	expression tag
Gly -3	-	expression tag
Ser -2	-	expression tag
Ser -1	-	expression tag
His 0	-	expression tag
His 1	-	expression tag
His 2	-	expression tag
His 3	-	expression tag
His 4	-	expression tag
His 5	-	expression tag
Ser 6	-	expression tag
Ser 7	-	expression tag
Gly 8	-	expression tag
Leu 9	-	expression tag
Val 10	-	expression tag
Pro 11	-	expression tag
Arg 12	-	expression tag
Gly 13	-	expression tag
Ser 14	-	expression tag
His 15	-	expression tag
Met 16	-	expression tag
Ala 17	-	expression tag
Ser 18	-	expression tag

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	52079.1
Non-Polymers*	Number of molecules	2
	Total formula weight	192.1
All*	Total formula weight	52271.2

*Water molecules are not included.