Glycoside Hydrolase Family 55

Activities in Familyexo-β-1,3-glucanase (EC 3.2.1.58); endo-β-1,3-glucanase (EC 3.2.1.39); laminarin-degrading enzyme (EC 3.2.1.-); hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (EC 3.2.1.168)
Mechanism Inverting
3D Structure Statusparallel β-helix
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorGlu
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (1479); Uniprot accession (52); PDB accession (13); 3D entries (3); cryst (0)
Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D
 hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (AMIS_8220) 3.2.1.168 pubmed
Actinoplanes missouriensis 431 BAL86042.1    
 laminarin-degrading enzyme (AMIS_27790) 3.2.1.- pubmed
Actinoplanes missouriensis 431 BAL87999.1 I0H4R2  
 laminarin-degrading enzyme (AMIS_36420) 3.2.1.- pubmed
Actinoplanes missouriensis 431 BAL88862.1 I0H775  
 laminarin-degrading enzyme (L083_2417) 3.2.1.- pubmed
Actinoplanes sp. N902-109 AGL15927.1 R4L928  
 laminarin-degrading enzyme (Amir_1676) 3.2.1.- pubmed
Actinosynnema mirum DSM 43827 ACU35625.1 C6WCK8  
 laminarin-degrading enzyme (RAM_26755) 3.2.1.- pubmed
Amycolatopsis mediterranei S699 AEK43828.1
AFO78726.1
G0FTE1  
 endo-β-1,3-glucanase / laminarinase (GluA) 3.2.1.39 pubmed
Arthrobacter sp. NHB-10 BAF52916.1 A4PHQ5  
 laminarin-degrading enzyme (bgla_2g01330) 3.2.1.- pubmed
Burkholderia gladioli BSR3 AEA62613.1 F2LJF2  
 laminarin-degrading enzyme (bpr_I0587) 3.2.1.- pubmed
Butyrivibrio proteoclasticus B316 ADL33332.1 E0S0K7  
 bi-functional exo-β-1,3-glucanase and endo-β-1,3-glucanase / laminarinase (Calkro_0111) 3.2.1.58 pubmed
Caldicellulosiruptor kronotskyensis 2002 ADQ45027.1 E4SCH2  
 laminarin-degrading enzyme (Deipe_2653) 3.2.1.- pubmed
Deinococcus peraridilitoris DSM 19664 AFZ68118.1 L0A2M0  
 laminarin-degrading enzyme (Hoch_1480) 3.2.1.- pubmed
Haliangium ochraceum DSM 14365 ACY14033.1 D0LVP9  
 laminarin-degrading enzyme (Haur_1518) 3.2.1.- pubmed
Herpetosiphon aurantiacus DSM 785 ABX04162.1 A9B4J7  
 laminarin-degrading enzyme (ML5_0893) 3.2.1.- pubmed
Micromonospora sp. L5 ADU06434.1 D3C8S2  
 laminarin-degrading enzyme (Asphe3_00570) 3.2.1.- pubmed
Pseudarthrobacter phenanthrenivorans Sphe3 ADX71276.1 F0M5E4  
 laminarin-degrading enzyme (STAUR_2771) 3.2.1.- pubmed
Stigmatella aurantiaca DW4/3-1 ADO70569.1 E3FMH6  
 laminarin-degrading enzyme (SBI_09384) 3.2.1.- pubmed
Streptomyces bingchenggensis BCW-1 ADI12502.1 D7C5X3  
 laminarin-degrading enzyme (BN159_1797) 3.2.1.- pubmed
Streptomyces davaonensis JCM 4913 CCK26176.1 K4QTC8  
 laminarin-degrading enzyme (BN159_1515) 3.2.1.- pubmed
Streptomyces davaonensis JCM 4913 CCK25894.1 K4QZU1  
 laminarin-degrading enzyme (SFUL_414) 3.2.1.- pubmed
Streptomyces fulvissimus DSM 40593 AGK75398.1 N0CP81  
 laminarin-degrading enzyme (SFUL_4929) 3.2.1.- pubmed
Streptomyces fulvissimus DSM 40593 AGK79825.1 N0CVU7  
 laminarin-degrading enzyme (SFUL_6252) 3.2.1.- pubmed
Streptomyces fulvissimus DSM 40593 AGK81135.1 N0CZE9  
 laminarin-degrading enzyme (SGR_2402) 3.2.1.- pubmed
Streptomyces griseus subsp. griseus NBRC 13350 BAG19231.1 B1W1K6  
 laminarin-degrading enzyme (SGR_6722) 3.2.1.- pubmed
Streptomyces griseus subsp. griseus NBRC 13350 BAG23551.1 B1VMS6  
 laminarin-degrading enzyme (SHJG_7770) 3.2.1.- pubmed
Streptomyces hygroscopicus subsp. jinggangensis 5008 AEY93037.1 H2JTG1  
 laminarin-degrading enzyme (SHJG_8243) 3.2.1.- pubmed
Streptomyces hygroscopicus subsp. jinggangensis 5008 AEY93509.1 H2K2K7  
 laminarin-degrading enzyme (Sfla_2164) 3.2.1.- pubmed
Streptomyces pratensis ATCC 33331 ADW03597.1 C9NCX6  
 laminarin-degrading enzyme (Sfla_5710) 3.2.1.- pubmed
Streptomyces pratensis ATCC 33331 ADW07102.1 C9NK40  
 laminarin-degrading enzyme (F750_4648) 3.2.1.- pubmed
Streptomyces sp. PAMC 26508 AGJ57089.1    
 exo-β-1,3-glucanase (SacteLam55A;SACTE_4363) (Lam55A) 3.2.1.58 pubmed
Streptomyces sp. SirexAA-E AEN12197.1 G2NFJ9 4PEW[A,B]
4PEX[A,B]
4PEY[A]
4PEZ[A]
4PF0[A,B]
4TYV[A,B]
4TZ1[A]
4TZ3[A]
4TZ5[A,B]
 laminarin-degrading enzyme (SVEN_0573) 3.2.1.- pubmed
Streptomyces venezuelae ATCC 10712 CCA53860.1
QER97425.1
F2R8E2  
 laminarin-degrading enzyme (SVEN_0630) 3.2.1.- pubmed
Streptomyces venezuelae ATCC 10712 CCA53917.1
QER97475.1
F2R8J9  
 laminarin-degrading enzyme (Strvi_6100) 3.2.1.- pubmed
Streptomyces violaceusniger Tu 4113 AEM85591.1 G2PGL2  
 laminarin-degrading enzyme (Sros_2003) 3.2.1.- pubmed
Streptosporangium roseum DSM 43021 ACZ84991.1 D2AW38  
Eukaryota
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D
 exo-β-1,3-glucanase (BGN3.2) 3.2.1.58 pubmed
Acremonium sp. OXF C13 AAW47927.1 Q5I5C0  
 exo-β-1,3-glucanase (ExgA) 3.2.1.58 pubmed
Ampelomyces quisqualis AAC09172.1
AAV00002.1
O59898  
 exo-β-1,3-glucanase (ExgS) 3.2.1.58 pubmed
Aspergillus phoenicis ATCC14332 BAB83607.1 Q8X1V8  
 exo-β-1,3-glucanase (Exg1) 3.2.1.58 pubmed
Bipolaris zeicola SB111 AAC71062.1
AAV00001.1
P49426  
 exo-β-1,3-glucanase (Cmg1) 3.2.1.58 pubmed
Coniothyrium minitans CM2 AAF63758.1 Q9P8J3  
 exo-β-1,3-glucanase (Exg2) 3.2.1.58 pubmed
Lentinula edodes H600 BAE20245.1
BAE44303.1
Q401R8  
 exo-β-1,3-glucanase (ExgP) 3.2.1.58 pubmed
Penicillium sp. KH10 BAH69264.1 C4TMX7  
 exo-β-1,3-glucanase (PcLam55A) (Lam55A) 3.2.1.58 pubmed
Phanerochaete chrysosporium K-3 BAE48426.1 Q2Z1W1 3EQN[A,B]
3EQO[A,B]
 exo-β-1,3-glucanase (GluN;CtLam55) 3.2.1.58 pubmed
Thermochaetoides thermophila CT2 ACS66685.1
ACI14529.1
D8UU87
G0S3N2
G8XQY9
5M5Z[A]
5M60[A]
 exo-β-1,3-exoglucanase (Tag83) 3.2.1.58 pubmed
Trichoderma asperellum ABY19519.1 A9YZW0  
 exo-β-1,3-glucanase (Gluc78) 3.2.1.58 pubmed
Trichoderma atroviride P1 AAF80600.1 Q9P491  
 exo-β-1,3-glucanase (Xbg1.3-110) 3.2.1.58 pubmed
Trichoderma hamatum LU593 AAP33112.1 Q86ZP7  
 endo-β-1,3-glucanase (Bgn13.1;SGH1) 3.2.1.39 pubmed
Trichoderma harzianum CECT 2413 / 12 AAV00004.1
ACE81432.1
CAA58889.1
B3VI28
P53626
 
 exo-β-1,3-glucanase (Lam1.3) 3.2.1.58 pubmed
Trichoderma harzianum T-Y AAV00003.1
CAA05375.1
O14402  
 endo-β-1,3-glucanase / laminarinase (LamAI) 3.2.1.39 pubmed
Trichoderma viride U-1 BAD67019.1 Q5W8W6  
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