Glycoside Hydrolase Family 55

Mechanism Inverting e
3D Structure Statusparallel β-helix
Catalytic Nucleophile/BaseNot known
Catalytic Proton DonorGlu
NoteSubfamiles established in (Hornung and Terrapon, 2024) [PMID:37585436]
External resourcesCAZypedia;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (2663); Uniprot accession (54); PDB accession (14); 3D entries (4); cryst (0)
Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D Subf
 hesperidin 6-O-α-L-rhamnosyl-β-glucosidase (AMIS_8220) 3.2.1.168 pubmed
Actinoplanes missouriensis 431 BAL86042.1 I0GZ55   1
 laminarin-degrading enzyme (AMIS_27790) 3.2.1.58 pubmed
Actinoplanes missouriensis 431 BAL87999.1 I0H4R2   1
 laminarin-degrading enzyme (AMIS_36420) 3.2.1.58 pubmed
Actinoplanes missouriensis 431 BAL88862.1 I0H775   1
 laminarin-degrading enzyme (L083_2417) 3.2.1.58 pubmed
Actinoplanes sp. N902-109 AGL15927.1 R4L928   1
 laminarin-degrading enzyme (Amir_1676) 3.2.1.58 pubmed
Actinosynnema mirum DSM 43827 ACU35625.1 C6WCK8   1
 laminarin-degrading enzyme (RAM_26755) 3.2.1.58 pubmed
Amycolatopsis mediterranei S699 AEK43828.1
AFO78726.1
A0A9R0UAJ7
G0FTE1
  1
 β-1,3-glucanase (GluA; AcGluA) 3.2.1.58 pubmed
Archangium sp. AC19 UOI39493.1     1
 endo-β-1,3-glucanase / laminarinase (GluA) 3.2.1.39 pubmed
Arthrobacter sp. NHB-10 BAF52916.1 A4PHQ5   1
 laminarin-degrading enzyme (bgla_2g01330) 3.2.1.58 pubmed
Burkholderia gladioli BSR3 AEA62613.1 F2LJF2   1
 laminarin-degrading enzyme (bpr_I0587) 3.2.1.58 pubmed
Butyrivibrio proteoclasticus B316 ADL33332.1 E0S0K7   1
 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   1
 laminarin-degrading enzyme (Deipe_2653) 3.2.1.58 pubmed
Deinococcus peraridilitoris DSM 19664 AFZ68118.1 L0A2M0   1
 laminarin-degrading enzyme (Hoch_1480) 3.2.1.58 pubmed
Haliangium ochraceum DSM 14365 ACY14033.1 D0LVP9   1
 laminarin-degrading enzyme (Haur_1518) 3.2.1.58 pubmed
Herpetosiphon aurantiacus DSM 785 ABX04162.1 A9B4J7   1
 laminarin-degrading enzyme (ML5_0893) 3.2.1.58 pubmed
Micromonospora sp. L5 ADU06434.1 D3C8S2   1
 laminarin-degrading enzyme (Asphe3_00570) 3.2.1.58 pubmed
Pseudarthrobacter phenanthrenivorans Sphe3 ADX71276.1 F0M5E4   1
 laminarin-degrading enzyme (STAUR_2771) 3.2.1.58 pubmed
Stigmatella aurantiaca DW4/3-1 ADO70569.1 E3FMH6   1
 laminarin-degrading enzyme (SBI_09384) 3.2.1.58 pubmed
Streptomyces bingchenggensis BCW-1 ADI12502.1 D7C5X3   1
 laminarin-degrading enzyme (BN159_1797) 3.2.1.58 pubmed
Streptomyces davaonensis JCM 4913 CCK26176.1 K4QTC8   1
 laminarin-degrading enzyme (BN159_1515) 3.2.1.58 pubmed
Streptomyces davaonensis JCM 4913 CCK25894.1 K4QZU1   1
 laminarin-degrading enzyme (SGR_2402) 3.2.1.58 pubmed
Streptomyces griseus subsp. griseus NBRC 13350 BAG19231.1 B1W1K6   1
 laminarin-degrading enzyme (SGR_6722) 3.2.1.58 pubmed
Streptomyces griseus subsp. griseus NBRC 13350 BAG23551.1 B1VMS6   1
 laminarin-degrading enzyme (SHJG_7770) 3.2.1.58 pubmed
Streptomyces hygroscopicus subsp. jinggangensis 5008 AEY93037.1 H2JTG1   1
 laminarin-degrading enzyme (SHJG_8243) 3.2.1.58 pubmed
Streptomyces hygroscopicus subsp. jinggangensis 5008 AEY93509.1 H2K2K7   1
 laminarin-degrading enzyme (SFUL_414) 3.2.1.58 pubmed
Streptomyces microflavus DSM 40593 AGK75398.1 N0CP81   1
 laminarin-degrading enzyme (SFUL_4929) 3.2.1.58 pubmed
Streptomyces microflavus DSM 40593 AGK79825.1 N0CVU7   1
 laminarin-degrading enzyme (SFUL_6252) 3.2.1.58 pubmed
Streptomyces microflavus DSM 40593 AGK81135.1 N0CZE9   1
 laminarin-degrading enzyme (Sfla_2164) 3.2.1.58 pubmed
Streptomyces pratensis ATCC 33331 ADW03597.1 A0A8D4BBF6
C9NCX6
  1
 laminarin-degrading enzyme (Sfla_5710) 3.2.1.58 pubmed
Streptomyces pratensis ATCC 33331 ADW07102.1 A0A8D3WLV7
C9NK40
  1
 laminarin-degrading enzyme (F750_4648) 3.2.1.58 pubmed
Streptomyces sp. PAMC 26508 AGJ57089.1     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]
1
 laminarin-degrading enzyme (SVEN_0573) 3.2.1.58 pubmed
Streptomyces venezuelae ATCC 10712 CCA53860.1
QER97425.1
F2R8E2   1
 laminarin-degrading enzyme (SVEN_0630) 3.2.1.58 pubmed
Streptomyces venezuelae ATCC 10712 CCA53917.1
QER97475.1
F2R8J9   1
 laminarin-degrading enzyme (Strvi_6100) 3.2.1.58 pubmed
Streptomyces violaceusniger Tu 4113 AEM85591.1 G2PGL2   1
 laminarin-degrading enzyme (Sros_2003) 3.2.1.58 pubmed
Streptosporangium roseum DSM 43021 ACZ84991.1 D2AW38   1
Eukaryota
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D Subf
 exo-β-1,3-glucanase (BGN3.2) 3.2.1.58 pubmed
Acremonium sp. OXF C13 AAW47927.1 Q5I5C0   2
 exo-β-1,3-glucanase (ExgA) 3.2.1.58 doi
Ampelomyces quisqualis AAC09172.1
AAV00002.1
O59898   2
 exo-β-1,3-glucanase (ExgS) 3.2.1.58 pubmed
Aspergillus phoenicis ATCC14332 BAB83607.1 Q8X1V8   2
 exo-β-1,3-glucanase (Exg1) 3.2.1.58 pubmed
Bipolaris zeicola SB111 AAC71062.1
AAV00001.1
P49426   2
 exo-β-1,3-glucanase (Cmg1) 3.2.1.58 pubmed
Coniothyrium minitans CM2 AAF63758.1 Q9P8J3   2
 exo-β-1,3-glucanase (Exg2; EXG2) 3.2.1.58 pubmed
Lentinula edodes H600 BAE20245.1
BAE44303.1
Q401R8   2
 laminarin endo-β-1,3-glucosidase, partial (Mnlam55A) 3.2.1.- pubmed
Microdochium nivale BEK81619.1   8JHH[A,B] 2
 exo-β-1,3-glucanase (ExgP) 3.2.1.58 pubmed
Penicillium sp. KH10 BAH69264.1 C4TMX7   2
 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]
2
 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]
2
 exo-β-1,3-exoglucanase (Tag83) 3.2.1.58 pubmed
Trichoderma asperellum ABY19519.1 A9YZW0   2
 exo-β-1,3-glucanase (Gluc78) 3.2.1.58 pubmed
Trichoderma atroviride P1 AAF80600.1 Q9P491   2
 exo-β-1,3-glucanase (Xbg1.3-110) 3.2.1.58 pubmed
Trichoderma hamatum LU593 AAP33112.1 Q86ZP7   2
 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
  2
 exo-β-1,3-glucanase (Lam1.3) 3.2.1.58 pubmed
Trichoderma harzianum T-Y AAV00003.1
CAA05375.1
O14402   2
 endo-β-1,3-glucanase / laminarinase (LamAI) 3.2.1.39 pubmed
Trichoderma viride U-1 BAD67019.1 Q5W8W6   2
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