Glycoside Hydrolase Family 13 / Subf 2

Activities in Familyα-amylase (EC; pullulanase (EC; cyclomaltodextrin glucanotransferase (EC; cyclomaltodextrinase (EC; trehalose-6-phosphate hydrolase (EC; oligo-α-glucosidase (EC; maltogenic amylase (EC; neopullulanase (EC; α-glucosidase (EC; maltotetraose-forming α-amylase (EC; isoamylase (EC; glucodextranase (EC; maltohexaose-forming α-amylase (EC; maltotriose-forming α-amylase (EC; branching enzyme (EC; trehalose synthase (EC; 4-α-glucanotransferase (EC; maltopentaose-forming α-amylase (EC 3.2.1.-) ; amylosucrase (EC ; sucrose phosphorylase (EC; malto-oligosyltrehalose trehalohydrolase (EC; isomaltulose synthase (EC; malto-oligosyltrehalose synthase (EC; amylo-α-1,6-glucosidase (EC; α-1,4-glucan: phosphate α-maltosyltransferase (EC; 6'-P-sucrose phosphorylase (EC 2.4.1.-); amino acid transporter
Activities in Sub Family
Mechanism Retaining
3D Structure Status( β / α ) 8
Catalytic Nucleophile/BaseAsp (experimental)
Catalytic Proton DonorGlu (experimental)
NoteNew: many members have been assigned to subfamilies as described by Stam et al. (2006) Protein Eng Des Sel. 19, 555-562 (PMID: 17085431)
External resourcesCAZypedia; EBI Protein of the Month; HOMSTRAD; PDB Molecule of the Month; PRINTS;
Commercial Enzyme Provider(s)MEGAZYME; PROZOMIX;
Statistics GenBank accession (294); Uniprot accession (77); PDB accession (54); 3D entries (9); cryst (0)
All (254) Archaea (29) Bacteria (225) Structure (9) Characterized (51)
| 1 | 2 | 3 |
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 α-cyclodextrin glucanotransferase (Cgt) Thermoanaerobacter sp. 5K AJE25826.1     2
 a/β-cyclodextrin glucanotransferase Thermoanaerobacter sp. ATCC 53627 CAJ84380.1     2
 a/β-cyclodextrin glucanotransferase (Cgt) Thermoanaerobacter sp. P4 AJE25827.1     2
 Thet_1730   Thermoanaerobacter sp. X513 ADN55311.1 E1SXV6   2
 Teth514_1180   Thermoanaerobacter sp. X514 ABY92474.1 B0K6J8   2
 Thewi_1801   Thermoanaerobacter wiegelii Rt8.B1 AEM79192.1     2
 Tsac_1346   Thermoanaerobacterium saccharolyticum JW/SL-YS485 AFK86353.1     2
 a/β-cyclodextrin glucanotransferase (AmyA) Thermoanaerobacterium thermosulfurigenes EM1 AAB00845.1 P26827 1A47[A]
 Thexy_0618   Thermoanaerobacterium xylanolyticum LX-11 AEF16669.1     2
 NIES37_64100   Tolypothrix tenuis PCC 7101 NIES-37 BAZ02398.1     2
 NIES37_52900   Tolypothrix tenuis PCC 7101 NIES-37 BAZ01291.1     2
 Ava_1429   Trichormus variabilis ATCC 29413 ABA21052.1 Q3MD84   2
 NIES23_39530   Trichormus variabilis NIES-23 BAY71139.1     2
 a/β-cyclodextrin glycosyltransferase (Cgt13;CspCGT13) (partial) uncultured Carboxydocella sp. AIL25792.1     2
 SAMN05444156_2430   Verrucomicrobium sp. GAS474 SDU17773.1     2
 K08M4_05170 (AmyM)   Vibrio alginolyticus K08M4 ARP37312.1     2
 PL85_17750   Vibrio anguillarum DSM 21597 AQM04481.1     2
 CMV05_17800   Vibrio anguillarum VIB12 ATC59355.1     2
 FORC55_3243   Vibrio cholerae FORC_055 ATD29522.1     2
 VS_2585   Vibrio tasmaniensis LGP32 CAV19767.1 B7VK46   2
 FORC9_2980   Vibrio vulnificus FORC_009 ALM72497.1     2
 FORC16_2976   Vibrio vulnificus FORC_016 ANH64859.1     2
 AOT11_01465 (fragment)   Vibrio vulnificus NBRC 15645 = ATCC 27562 ASM98136.1     2
 AOT11_01460 (fragment)   Vibrio vulnificus NBRC 15645 = ATCC 27562 ASM98135.1     2
 C7S18_12640   Xanthomonadales bacterium D13 AVP97997.1     2

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