1UR1

Xylanase Xyn10B mutant (E262S) from Cellvibrio mixtus in complex with arabinofuranose alpha-1,3 linked to xylobiose

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A	ENDOXYLANASE	polymer	378	42949.9	1	UniProt (O68541) Pfam (PF00331) In PDB	CELLVIBRIO MIXTUS
2	B	alpha-L-arabinofuranose-(1-3)-beta-D-xylopyranose-(1-4)-alpha-D-xylopyranose	branched		414.4	1	In PDB GlyTouCan (G92053QM)
3	A	CHLORIDE ION	non-polymer		35.5	1	Chemie (CL)
4	A	MAGNESIUM ION	non-polymer		24.3	1	Chemie (MG)
5		water	water		18.0	568	Chemie (HOH)

Sequence modifications

A: 1 - 1 (PDB: 1UR1)
A: 371 - 378 (PDB: 1UR1)
A: 2 - 370 (UniProt: O68541)

PDB	External Database	Details
Leu 36	Phe 45	conflict
Ile 37	Asn 46	conflict
Gly 38	Arg 47	conflict
Ala 39	Arg 48	conflict
Ala 40	Arg 49	conflict
Glu 216	Lys 225	conflict
Arg 221	Thr 230	conflict
Gly 222	Arg 231	conflict
Val 271	Tyr 280	conflict
Asp 290	Glu 299	conflict
Pro 291	Arg 300	conflict
Ile 342	Met 351	conflict
Ser 262	Glu 271	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	1
	Total formula weight	42949.9
Branched	Number of molecules	1
	Total formula weight	414.4
Non-Polymers*	Number of molecules	2
	Total formula weight	59.8
All*	Total formula weight	43424.0

*Water molecules are not included.