Mechanism	b-elimination
3D Structure Status	( α / α ) 6 toroid + anti-parallel β-sheet
Note	The alginate lyase function has been shown for several members of the family
External resources	CAZypedia;
Statistics	GenBank accession (1814); Uniprot accession (22); PDB accession (8); 3D entries (4); cryst (0)

Activity Id	EC#	Activity Name	Residue -2	Bond -1	Residue -1	Reacting Bond	Residue +1	Bond +1	Residue +2	Reactant
L356	4.2.2.1	hyaluronate lyase	bDGlcpA	1,3	bDGlcpNAc	1,4	bDGlcpA	1,3	bDGlcpNAc
L358	4.2.2.3	endo-b-D-mannuronate-alginate lyase	bDManpA	1,4	bDManpA	1,4	bDManpA	1,4	bDManpA
L365	4.2.2.11	guluronate-specific alginate lyase	aLGulpA	1,4	aLGulpA	1,4	aLGulpA	1,4	aLGulpA
L382	4.2.2.26	exo-polyMG-alginate lyase			[bDManpA_UNS	1,4	aLGulpA	1,4	bDManpA
L383	4.2.2.26	exo-polyGM-alginate lyase			[aLGulpA_UNS	1,4	bDManpA	1,4	aLGulpA
L384	4.2.2.-	endo-polyMG-alginate lyase	aLGulpA	1,4	bDManpA	1,4	aLGulpA	1,4	bDManpA
L385	4.2.2.-	endo-polyGM-alginate lyase	bDManpA	1,4	aLGulpA	1,4	bDManpA	1,4	aLGulpA
L386	4.2.2.-	alginate lyase (unspecified)	bDManpA/aLGulpA	1,4	bDManpA/aLGulpA	1,4	bDManpA/aLGulpA	1,4	bDManpA/aLGulpA
L387	4.2.2.-	exo-a-L-guluronate-alginate lyase			[aLGulpA_UNS	1,4	aLGulpA	1,4	aLGulpA
L388	4.2.2.-	exo-b-D-mannuronate-alginate lyase			[bDManpA_UNS	1,4	bDManpA	1,4	bDManpA
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