EC 4.2.2.3: mannuronate-specific alginate lyase

LyasesOpen in Browse

CatLog read 19 records for EC 4.2.2.3 from 2 papers, for 2 organisms. Names in these papers: bifunctional alginate lyase, AlyA3 (PL17 oligoalginate lyase).

Read from the paper by an AI model and checked against the paper by a second, separate AI run; code converted the units.

CatLog also holds 31 records for EC 4.2.2.3 that are not yet re-read: from its earlier version, built from the enzyme databases and partly checked against the papers. All records for EC 4.2.2.3 in Browse.

Papers

Papers with records for EC 4.2.2.3
Paper	Organisms	Records
Purification and characterization of bifunctional alginate lyase from Alteromonas sp. strain no. 272 and its action on saturated oligomeric substrates	Alteromonas sp.	12
Structure-function analysis of a new PL17 oligoalginate lyase from the marine bacterium Zobellia galactanivorans DsijT	Zobellia galactanivorans	7

Records

Records for EC 4.2.2.3 read from the paper
Enzyme	Organism	Substrate	k_cat (s⁻¹)	K_m (mM)	k_cat/K_m (mM⁻¹ s⁻¹)	Conditions	Paper	Open record
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	pentamannuronate	38.6	0.414	93.1	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), pentamannuronate
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	polymannuronate blocks (M-blocks) prepared from sodium alginate by partial acid hydrolysis	39.5	1.25	31.6	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), polymannuronate blocks (M-blocks) prepared from sodium alginate by partial acid hydrolysis
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	sodium alginate (M/G ratio 2.0)	4.7	4.355	1.1	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), sodium alginate (M/G ratio 2.0)
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	sodium dimannuronate	13.4	0.603	22.2	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), sodium dimannuronate
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	sodium hexamannuronate	43.1	0.428	100.4	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), sodium hexamannuronate
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	sodium tetramannuronate	38.3	0.786	48.8	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), sodium tetramannuronate
AlyA3 (PL17 oligoalginate lyase)	Zobellia galactanivorans	sodium trimannuronate	44.5	0.781	57	pH 7, 35 °C	PMID 34184062	Open record: AlyA3 (PL17 oligoalginate lyase), sodium trimannuronate
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked hepta-L-guluronate (oligoguluronate, DP 7)	7.6	0.031	243.9	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked hepta-L-guluronate (oligoguluronate, DP 7)
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked hexa-L-guluronate (oligoguluronate, DP 6)	7.9	0.035	225.2	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked hexa-L-guluronate (oligoguluronate, DP 6)
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked nona-L-guluronate (oligoguluronate, DP 9)	7.8	0.025	309.1	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked nona-L-guluronate (oligoguluronate, DP 9)
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked octa-L-guluronate (oligoguluronate, DP 8)	7.3	0.028	263.1	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked octa-L-guluronate (oligoguluronate, DP 8)
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked penta-L-guluronate (oligoguluronate, DP 5)	6.2	0.039	159.8	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked penta-L-guluronate (oligoguluronate, DP 5)
bifunctional alginate lyase	Alteromonas sp.	saturated alpha-1,4-linked tetra-L-guluronate (oligoguluronate, DP 4)	2.5	3.861	0.6	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated alpha-1,4-linked tetra-L-guluronate (oligoguluronate, DP 4)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked hepta-D-mannuronate (oligomannuronate, DP 7)	13.2	0.192	69.1	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked hepta-D-mannuronate (oligomannuronate, DP 7)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked hexa-D-mannuronate (oligomannuronate, DP 6)	11.9	0.226	52.4	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked hexa-D-mannuronate (oligomannuronate, DP 6)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked nona-D-mannuronate (oligomannuronate, DP 9)	10.8	0.172	63.2	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked nona-D-mannuronate (oligomannuronate, DP 9)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked octa-D-mannuronate (oligomannuronate, DP 8)	11.1	0.186	59.4	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked octa-D-mannuronate (oligomannuronate, DP 8)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked penta-D-mannuronate (oligomannuronate, DP 5)	7.4	0.232	31.9	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked penta-D-mannuronate (oligomannuronate, DP 5)
bifunctional alginate lyase	Alteromonas sp.	saturated beta-1,4-linked tetra-D-mannuronate (oligomannuronate, DP 4)	3.2	4.25	0.8	pH 8.5, 30 °C	PMID 11272816	Open record: bifunctional alginate lyase, saturated beta-1,4-linked tetra-D-mannuronate (oligomannuronate, DP 4)