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Glycoside Hydrolases
GlycosylTransferases
Polysaccharide Lyases
Carbohydrate Esterases
Auxiliary Activities
Carbohydrate-Binding Modules
Introduction
Archaea
Bacteria
Eukaryota
Viruses
PL1
PL2
PL3
PL4
PL5
PL6
PL7
PL8
PL9
PL10
PL11
PL12
PL13
PL14
PL15
PL16
PL17
PL18
PL19
PL20
PL21
PL22
PL23
PL24
PL25
PL26
PL27
PL28
PL29
PL30
PL31
PL32
PL33
PL34
PL35
PL36
PL37
PL38
PL39
PL40
PL41
PL42
PL43
PL44
NC
Subf
PL7_1
PL7_2
PL7_3
PL7_4
PL7_5
Family
Tax_id
Organism name
Protein name
GenBank accession
Uniprot accession
PDB accession
Carb_ligand
EC number
Known activities
Mechanisms
Clan
Site
Polysaccharide Lyase Family 7
Mechanism
b-elimination
3D Structure Status
β-jelly roll
External resources
CAZypedia
;
Commercial Enzyme Provider(s)
MEGAZYME
;
Statistics
GenBank accession (4447); Uniprot accession (60); PDB accession (57); 3D entries (17); cryst (0)
Summary
Download PL7
(4845)
Taxonomic display
Structure
(17)
Characterized
(107)
Activities in Family
(8)
Bacteria
Protein Name
EC#
Reference
Organism
GenBank
Uniprot
PDB/3D
Subf
alginate lyase 7A5 (Aly7A5; LQZ07_14895)
4.2.2.3
4.2.2.11
pubmed
pubmed
Agarivorans sp. B2Z047
UQN41055.1
5
alginate lyase 7B2 (Aly7B2; LQZ07_16630)
4.2.2.3
4.2.2.11
pubmed
pubmed
Agarivorans sp. B2Z047
UQN41396.1
5
alginate lyase 7B1 (Aly7B1; LQZ07_07505)
4.2.2.3
4.2.2.11
pubmed
pubmed
Agarivorans sp. B2Z047
UQN44308.1
5
polyM-specific alginate lyase 7A1 (Aly7A1; LQZ07_04225)
4.2.2.3
pubmed
Agarivorans sp. B2Z047
UQN43690.1
polyG-specific alginate lyase 7A3 (Aly7A3; LQZ07_11580)
4.2.2.11
pubmed
Agarivorans sp. B2Z047
UQN45076.1
polyM-specific alginate lyase 7A4 (Aly7A4; LQZ07_14510)
4.2.2.3
pubmed
Agarivorans sp. B2Z047
UQN40985.1
alginate lyase (A1m; AlgL)
4.2.2.11
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
pubmed
Agarivorans sp. JAM-A1m
BAG70358.1
B5BSV2
5
alkaline alginate lyase (Alyl1)
4.2.2.11
pubmed
Agarivorans sp. L11
AIY68670.1
A0A0A7EPH1
alginate lyase (AlyL2)
4.2.2.3
4.2.2.11
pubmed
pubmed
Agarivorans sp. L11
AJO61885.1
AIY68685.1
A0A0C5D0M6
A0A2R2N6C7
5
alginate lyase (EP13_15670)
4.2.2.3
pubmed
Alteromonas australica H 17
AIG00004.1
5
alginate lyase (Alg2951; E5672_14590)
4.2.2.11
pubmed
Alteromonas portus HB161718
WP_136782863.1
TKB02333.1
A0A4U0ZG11
5
endo-β-D-mannuronate-alginate lyase (Aly7Aq; D1816_14085)
4.2.2.3
pubmed
Aquimarina sp. AD10
AXT61430.1
poly-MG alginate lyase (AlyA1;Avin_31810)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Azotobacter vinelandii DJ ATCC BAA-1303
ACO79344.1
C1DNZ1
1
poly-MG alginate lyase (AlyA3;Avin_13810) (fragment)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Azotobacter vinelandii DJ ATCC BAA-1303
ACO77598.1
C1DQS5
poly-MG alginate lyase (AlyA2;Avin_23960)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Azotobacter vinelandii DJ ATCC BAA-1303
ACO78583.1
C1DHI8
1
alginate lyase (C6V80_00845)
4.2.2.-
pubmed
Caminibacter pacificus TB6
QCI27559.1
endo-β-1,4-glucuronan lyase (Caci_1606)
4.2.2.14
pubmed
Catenulispora acidiphila DSM 44928
ACU70527.1
C7QBF0
4
alginate lyase (Celal_2916)
4.2.2.11
pubmed
Cellulophaga algicola DSM 14237
ADV50194.1
3
alginate lyase (EG342_19390)
4.2.2.-
pubmed
Chryseobacterium lactis KC_1864
AZA83917.1
alginate lyase (Alg2112; F8A90_10450)
4.2.2.-
pubmed
Cobetia sp. cqz5-12
QQK64498.1
5
alginate lyase (A3Q33_01005)
4.2.2.-
pubmed
Colwellia sp. PAMC 21821
ARD43033.1
5
poly(α-L-guluronate) lyase / G-specific alginate lyase (alyPG; ALY-1)
4.2.2.11
pubmed
Corynebacterium sp. ALY-1
BAA83339.1
ACK10589.1
Q9RB42
1UAI[A]
3
alginate lyase (AlgAT5)
4.2.2.11
pubmed
Defluviitalea phaphyphila
WP_058486006.1
5ZQI[A]
3
alginate lyase (Pmen_0463)
4.2.2.-
pubmed
Ectopseudomonas mendocina ymp
ABP83233.1
1
alginate lyase (AlgB; FsAlgB)
4.2.2.11
pubmed
Flammeovirga sp. NJ-04
ATJ01131.1
A0A291NNN1
alginate lyase (AlyS02)
4.2.2.3
4.2.2.11
pubmed
pubmed
Flavobacterium sp. S02
QMT62777.1
A0A7G4RN99
alginate lyase 2A (Alg2A)
4.2.2.11
pubmed
Flavobacterium sp. S20
AEB69783.1
G9CHX6
alginate lyase (AlyA; FlAlyA)
4.2.2.3
pubmed
Flavobacterium sp. UMI-01
BAP05660.1
A0A068PC91
5Y33[A]
8JSD[A]
8JT4[A]
alginate lyase (BN863_26800)
4.2.2.-
pubmed
Formosa agariphila KMM 3901
CDF80392.1
alginate lyase (Glaag_0816)
4.2.2.-
pubmed
Glaciecola sp. 4H-3-7+YE-5
AEE21779.1
5
poly(α-L-guluronate) lyase (AlyA)
4.2.2.11
pubmed
Klebsiella pneumoniae subsp. aerogenes
AAA25049.1
ACK10577.1
Q59478
4OZX[A]
5
alginate lyase (CJ739_3051)
4.2.2.-
pubmed
Mariniflexile sp. TRM1-10
AXP82114.1
alginate lyase (AlgMsp)
4.2.2.3
pubmed
Microbulbifer sp. 6532A
BAJ62034.1
E7FLJ9
5
alginate lyase (AlyMc)
4.2.2.-
doi
Microbulbifer sp. Q7
WP_227718076.1
8WOK[A,B]
5
alginate lyase SH7 (AlgSH7; GNX18_13395)
4.2.2.3
pubmed
Microbulbifer sp. SH-1
QIL91966.1
QID05195.1
A0A6G6A8R0
A0A6G8DJQ8
5
(G-specific) alginate lyase (Algt; SAMN05660479_01406)
4.2.2.11
pubmed
Microbulbifer thermotolerans DSM 19189
SFC22205.1
WP_231902423.1
A0A1I1HES4
5
alginate lyase (NitAly; NIS_0185)
4.2.2.3
pubmed
Nitratiruptor sp. SB155-2
BAF69299.1
A6Q1E0
alginate lyase (DDD_0347)
4.2.2.-
pubmed
Nonlabens dokdonensis DSW-6
AGC75474.1
alginate lyase (AlyQ)
4.2.2.3
pubmed
Persicobacter sp. CCB-QB2
WP_053404615.1
A0A3B6UEP6
5XNR[A]
3
alginate lyase / poly-mannuronate lyase (AlxM)
4.2.2.3
pubmed
Photobacterium sp. ATCC 43367
CAA49630.1
P39049
alginate lyase (AlyM1; JFJ09_13565)
4.2.2.-
pubmed
Pseudoalteromonas arctica M9
MBZ2193236.1
5
alginate lyase (AlyPI)
4.2.2.3
4.2.2.11
pubmed
pubmed
Pseudoalteromonas sp. CY24
ACM89454.1
D0QMJ7
5
poly-MG alginate lyase (PA1167)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Pseudomonas aeruginosa PAO1
AAG04556.1
NP_249858.1
Q9I4H0
1VAV[A,B]
1
alginate lyase (AlyC3)
4.2.2.3
pubmed
Psychromonas sp.
A0A7M4DUG8
A0A7M4DUG9
7C8F[B]
7C8G[A,B]
7C8F[A]
alginate lyase (C2869_12840
4.2.2.-
pubmed
Saccharobesus litoralis CCB-QB4
AWB67272.1
5
alginate lyase / poly(β-mannuronate) lyase (Sde_2547)
(Alg7D)
4.2.2.3
pubmed
Saccharophagus degradans 2-40
ABD81807.1
ACK10570.1
Q21HM2
5
alginate lyase (EXU30_00500)
4.2.2.3
pubmed
Shewanella maritima D4-2
QBF84735.1
broad-specificity alginate lyase (A1-II'; Aly)
4.2.2.3
4.2.2.11
pubmed
pubmed
Sphingomonas sp. A1
BAD16656.1
Q75WP3
2CWS[A]
2Z42[A]
2ZA9[A]
2ZAA[A]
2ZAB[A]
2ZAC[A]
bifunctional alginate lyase (aly; ALYIII; A1-I; A1-II_PolyG_PL7; A1-III_PolyM_PL5)
4.2.2.11
pubmed
Sphingomonas sp. A1
BAB03312.1
2009330A
Q9KWU1
alginate lyase (Alg)
4.2.2.11
pubmed
Streptomyces sp. ALG5
ABS59291.1
A7LFP7
3
alginate lyase (Alg)
4.2.2.11
doi
Streptomyces sp. M3(2009) / M3
ACN56743.1
C0KWY1
3
alginate lyase (HUT18_23270)
4.2.2.-
pubmed
Streptomyces sp. NA04227
QKW11110.1
3
alginate lyase (Alys1; JJL45_08070)
4.2.2.3
4.2.2.11
pubmed
pubmed
Tamlana sp. s12
QQY83926.1
5
alginate lyase (TsAly7B)
4.2.2.3
4.2.2.11
pubmed
pubmed
Thalassomonas sp. LD5
QSG71221.1
A0A897T7N2
5
alginate lyase (E2K93_08615)
4.2.2.11
pubmed
Thalassotalea sp. HSM 43
QBY04449.1
5
alginate lyase (Pl7A; AMOR_PL7A)
4.2.2.3
pubmed
uncultured bacterium
AYC81221.1
A0A3S7SYN7
alginate lyase (AlyDW11)
4.2.2.3
pubmed
uncultured bacterium
AEO50363.1
G3LI08
5
alginate lyase (VaAly2; N646_4462)
4.2.2.-
pubmed
Vibrio alginolyticus NBRC 15630 = ATCC 17749
AGV20271.1
A0A2I3CRV5
5
alginate lyase (GT360_06500)
4.2.2.11
pubmed
Vibrio astriarenae HN897
QIA63185.1
alginate lyase (AlyC8; FJ08_17785)
4.2.2.3
pubmed
pubmed
Vibrio atlanticus C42
MBY7662542.1
alginate lyase (AlyC8; FJ08_17785)
4.2.2.3
pubmed
pubmed
Vibrio atlanticus C42
MBY7662542.1
alginate lyase (A6E01_15075)
4.2.2.11
pubmed
Vibrio breoganii FF50
ANO34522.1
alginate lyase (VfAly7; F2P58_20835)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio fortis AN60
KAB0287076.1
5
alginate lyase (AlyVGII;AlyVG2)
4.2.2.11
pubmed
Vibrio halioticoli IAM14596T
AAF22510.1
Q9RGQ5
poly(α-L-guluronate) lyase (AlyVGI;AlyVG1)
4.2.2.11
pubmed
Vibrio halioticoli IAM14596T
AAF22512.1
Q9RGQ3
5
alginate lyase (D0856_29530)
4.2.2.-
pubmed
Vibrio owensii V180403
AYO24072.1
5
alginate lyase VI (VpAly-VI; LZI70_15350)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio pelagius WXL662
UTT86804.1
USW90872.1
5
alginate lyase V (AlyV; VpAly-V; LZI70_13340)
4.2.2.3
pubmed
Vibrio pelagius WXL662
UTT84646.1
USW90871.1
7W16[A]
alginate lyase II (VpAly-II; LZI70_00755)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio pelagius WXL662
UTT84868.1
USW90868.1
5
alginate lyase III (VpAly-III; LZI70_03740)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio pelagius WXL662
UTT85403.1
USW90869.1
5
alginate lyase IV (VpAly-IV; LZI70_12790)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio pelagius WXL662
UTT84544.1
USW90870.1
5
alginate lyase / poly-mannuronate lyase (A9mT;Alg)
4.2.2.3
pubmed
Vibrio sp. A9m
BAH79131.1
C4TJD2
VBAly7 / GCU72_01215
4.2.2.11
pubmed
Vibrio sp. B1Z05
MPW35077.1
5
alginate lyase / poly-mannuronate lyase (AlyVOB)
4.2.2.3
pubmed
Vibrio sp. O2
ABB36772.1
Q308B3
alginate lyase / poly-mannuronate lyase (AlyVOA)
4.2.2.3
pubmed
Vibrio sp. O2
ABB36771.1
Q308B4
alginate lyase (AlyVI)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio sp. QY101
AAP45155.1
Q53EJ1
alginate lyase (Alyv4; VxAly7B)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio sp. QY104
AGL78596.1
A0A1S5MRU7
5
alginate lyase (FLM53_20905)
4.2.2.11
pubmed
Vibrio sp. Scap24
QLE95445.1
alginate lyase (FLM53_11460)
4.2.2.-
pubmed
Vibrio sp. Scap24
QLE93595.1
5
alginate lyase (FLM53_01320)
4.2.2.3
pubmed
Vibrio sp. Scap24
QLE94413.1
alginate lyase (AlyA4; FIV04_20730 )
4.2.2.11
pubmed
Vibrio sp. THAF190c
QFT12355.1
5
alginate lyase (AlgA)
(Alg7A)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio sp. W13
AIY22655.1
A0A0A1E471
5
alginate lyase (AlgB) (fragment)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio sp. W13
AIY22661.1
A0A0A1DYR7
alginate lyase (Alyw201)
4.2.2.11
pubmed
Vibrio sp. W2
QIV66983.1
A0A6H0QXJ8
5
alginate lyase (Alyw203)
4.2.2.-
pubmed
Vibrio sp. W2
WMX26724.1
A0AA51VIQ0
5
alginate lyase (Alyw208)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio sp. W2
WMX26723.1
A0AA51VJH1
5
alginate lyase E (AlyE;V12B01_09446)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio splendidus 12B01
EAP94396.1
A3UT33
5
alginate lyase A (AlyA;V12B01_24254)
4.2.2.3
pubmed
Vibrio splendidus 12B01
EAP94921.1
A3UR40
alginate lyase D (AlyD;V12B01_24274)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio splendidus 12B01
EAP94925.1
A3UR44
5
(G-M specific) alginate lyase 7A (PL7A; A6D94_12795)
4.2.2.3
pubmed
Vibrio splendidus 13B01
OCH64533.1
(G-M specific) alginate lyase 7B (PL7B; A6D94_12790)
4.2.2.3
pubmed
Vibrio splendidus 13B01
OCH64532.1
5
(G-G specific) alginate lyase 7E (PL7E; A6D94_16250)
4.2.2.11
pubmed
Vibrio splendidus 13B01
OCH62672.1
5
(M-G specific) alginate lyase 7G (PL7G; A6D94_13325)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Vibrio splendidus 13B01
OCH63958.1
5
alginate lyase (AlyB; VsAlyB)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio splendidus OU02
7W12[A]
5ZU5[A]
5
alginate lyase B (AlyB;V12B01_24259)
4.2.2.11
pubmed
Vibrio splendidus OU02
EAP94922.1
5
exo-alginate lyase (Aly7D; VxAly7D)
4.2.2.3
4.2.2.11
pubmed
pubmed
Vibrio xiamenensis QY104
QPB15428.1
A0A873WZV9
5
alginate lyase (VxAly7C)
4.2.2.-
pubmed
Vibrio xiamenensis QY104
UQV25534.1
5
alginate lyase (Aly7B; AXE80_11190)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Wenyingzhuangia fucanilytica CZ1127
ANW96808.1
WP_068827319.1
A0A1B1Y7V0
exo-alginate lyase (AlyA5;zobellia_4131)
4.2.2.26
4.2.2.26
pubmed
pubmed
Zobellia galactanivorans DsijT
CAZ98266.1
G0L2Y1
4BE3[A,B]
5
endo-guluronate lyase (AlyA1;zobellia_1182)
4.2.2.11
pubmed
Zobellia galactanivorans DsijT
CAZ95239.1
G0LAE1
3ZPY[A,B]
3
Eukaryota
Protein Name
EC#
Reference
Organism
GenBank
Uniprot
PDB/3D
Subf
alginate lyase (PsAlg7A)
4.2.2.3
pubmed
Paradendryphiella salina
VFY81779.1
A0A485PVH1
6YWF[A]
7NCZ[A]
7NL3[A]
7NM6[A]
7NPP[A]
7NY3[A]
7O6H[A]
7OOF[A]
7ORY[A]
7P25[A]
7P90[A]
7PBF[A]
alginate lyase (PsAlg7C)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Paradendryphiella salina
CAD6594633.1
A0A7I9C8Z1
8BJO[A]
8BJR[A]
8BXZ[A]
8BZK[A]
8C0M[A]
8C3X[A]
8P6O[A]
8PC3[A]
8PC8[A]
8PCX[A]
8PDT[A]
8PED[A]
8QIZ[A]
8QLI[A]
8QMJ[A]
8R43[A]
8RBI[A]
8RBN[A]
8RBR[A]
alginate lyase (PsAlg7B)
4.2.2.-
4.2.2.-
pubmed
pubmed
pubmed
pubmed
Paradendryphiella salina
CAD6594632.1
A0A7I9C7R9
alginate lyase (Aly; PyAly)
4.2.2.3
doi
Pyropia yezoensis
BAI66416.1
BAI66417.1
D2KX85
7W13[A]
7W18[A]
endo-β-1,4-glucuronan lyase (TpPL7A; A9Z42_0012760)
4.2.2.14
pubmed
Trichoderma parareesei
OTA00986.1
A0A2H2ZFD4
7NDE[A]
4
endo-β-1,4-glucuronan lyase (TpPL7B; A9Z42_0015990)
4.2.2.14
pubmed
Trichoderma parareesei
OTA01262.1
A0A2H2Z7I6
4
unclassified
Protein Name
EC#
Reference
Organism
GenBank
Uniprot
PDB/3D
Subf
alginate lyase (KAlLy; KVWGV2–101470319)
4.2.2.3
pubmed
hydrothermal vent metagenome
XDR76225.1
3
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Last update:
2025-07-10
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