Table 2.

Microbial β-galactosidases and glycansucrases whose three-dimensional structures have been elucidated and included in the Protein Data Bank

Microbial enzyme source	PDB ID	GH family	Reference
β-Galactosidases
Sulfolobus solfataricus	1UWR	1	Gloster et al., 2004
Escherichia coli	1DP0	2	Juers et al., 2000
Arthrobacter sp. C2-2	1YQ2	2	Skalova et al., 2005
Bacteroides fragilis	3FN9	2	Unpublished
Kluyveromyces lactis	3OB8	2	Pereira-Rodríguez et al., 2012
Penicillium sp.	1TG7	35	Rojas et al., 2004
Trichoderma reesei	3OG2	35	Maksimainen et al., 2011
Caulobacter crescentus	3U7V	35	Unpublished
Bacteroides thetaiotaomicron	3D3A	35	Unpublished
Streptococcus pneumoniae	4E8C	35	Cheng et al., 2012
Aspergillus oryzae	4IUG	35	Maksimainen et al., 2013
Thermus sp. A4	1KWG	42	Hidaka et al., 2002
Bacillus circulans sp. alkalophilus	3TTS	42	Maksimainen et al., 2012
Glycansucrases
Fructansucrases
Aspergillus japonicus	3LIH	32	Chuankhayan et al., 2010
Bacillus subtilis	1PT2	68	Meng and Fütterer, 2003
Bacillus megaterium	3OM2	68	Strube et al., 2011
Gluconacetobacter diazotrophicus	1W18	68	Martínez-Fleites et al., 2005
Lactobacillus johnsonii NCC 533	2YFR	68	Pijning et al., 2011
Glucansucrases
Lactobacillus reuteri 180	3KLK	70	Vujičić-Žagar et al., 2010
Lactobacillus reuteri 121	4AMC	70	Pijning et al., 2012
Streptococcus mutans	3AIE	70	Ito et al., 2011
Leuconostoc mesenteroides NRRL B-1299	3TTQ	70	Brison et al., 2012