2NTQ

Crystal structure of pectin methylesterase in complex with hexasaccharide VII

Entity

Entity ID	Chain ID	Description	Type	Chain length	Formula weight	Number of molecules	DB Name (Accession)	Biological source	Descriptive keywords
1	A, B	Pectinesterase A	polymer	342	36993.8	2	UniProt (P0C1A9) Pfam (PF01095) In PDB	Erwinia chrysanthemi	Pectin methylesterase A, PE A
2	C, D	methyl alpha-D-galactopyranuronate-(1-4)-methyl alpha-D-galactopyranuronate-(1-4)-alpha-D-galactopyranuronic acid-(1-4)-alpha-D-galactopyranuronic acid-(1-4)-alpha-D-galactopyranuronic acid-(1-4)-alpha-D-galactopyranuronic acid	branched		1102.8	2	In PDB GlyTouCan (G29545DQ)
3		water	water		18.0	1105	Chemie (HOH)

Contents of the asymmetric unit

Polymers	Number of chains	2
	Total formula weight	73987.6
Branched	Number of molecules	2
	Total formula weight	2205.6
All*	Total formula weight	76193.2

*Water molecules are not included.