1U0A

Crystal structure of the engineered beta-1,3-1,4-endoglucanase H(A16-M) in complex with beta-glucan tetrasaccharide

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	Beta-glucanase	polymer	214	23933.3	4	UniProt (P23904) Pfam (PF00722) In PDB	Paenibacillus macerans	endo-1,3-1,4-beta-D-glucan 4-glucanohydrolase, beta-1,3-1,4-endoglucanase, Endo-beta-1,3-1,4 glucanase, Lichenase
2	E, F, G, H	beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-4)-beta-D-glucopyranose-(1-3)-beta-D-glucopyranose	branched		666.6	4	In PDB GlyTouCan (G95849GT)
3	A, B, C, D	CALCIUM ION	non-polymer		40.1	4	Chemie (CA)
4	A, B	ZINC ION	non-polymer		65.4	3	Chemie (ZN)
5		water	water		18.0	1596	Chemie (HOH)

Sequence modifications

A, B, C, D: 17 - 214 (UniProt: P23904)

PDB	External Database	Details
Gln 1	-	SEE REMARK 999
Thr 2	-	SEE REMARK 999
Gly 3	-	SEE REMARK 999
Gly 4	-	SEE REMARK 999
Ser 5	-	SEE REMARK 999
Phe 6	-	SEE REMARK 999
Phe 7	-	SEE REMARK 999
Glu 8	-	SEE REMARK 999
Pro 9	-	SEE REMARK 999
Phe 10	-	SEE REMARK 999
Asn 11	-	SEE REMARK 999
Ser 12	-	SEE REMARK 999
Tyr 13	-	SEE REMARK 999
Asn 14	-	SEE REMARK 999
Ser 15	-	SEE REMARK 999
Gly 16	-	SEE REMARK 999
Gln 105	Glu 128	engineered mutation
Gln 109	Glu 132	engineered mutation

Contents of the asymmetric unit

Polymers	Number of chains	4
	Total formula weight	95733.0
Branched	Number of molecules	4
	Total formula weight	2666.3
Non-Polymers*	Number of molecules	7
	Total formula weight	356.5
All*	Total formula weight	98755.9

*Water molecules are not included.