2J74

Structure of Beta-1,4-Galactanase

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	YVFO	polymer	399	43778.4	2	UniProt (Q65CX5) Pfam (PF07745) In PDB	BACILLUS LICHENIFORMIS	BETA-1,4-GALACTANASE
2	C, E	beta-D-galactopyranose-(1-4)-beta-D-galactopyranose-(1-4)-beta-D-galactopyranose	branched		504.4	2	In PDB BIRD (PRD_900114) GlyTouCan (G06996VN)		4beta-beta-galactotriose
3	D, F	beta-D-galactopyranose-(1-4)-beta-D-galactopyranose	branched		342.3	2	In PDB BIRD (PRD_900113) GlyTouCan (G08806VI)		4beta-beta-galactobiose
4	A, B	CALCIUM ION	non-polymer		40.1	2	Chemie (CA)
5		water	water		18.0	91	Chemie (HOH)

Sequence modifications

A, B: 1 - 2 (PDB: 2J74)
A, B: 3 - 399 (UniProt: Q65CX5)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	87556.9
Branched	Number of molecules	4
	Total formula weight	1693.5
Non-Polymers*	Number of molecules	2
	Total formula weight	80.2
All*	Total formula weight	89330.5

*Water molecules are not included.