Glycoside Hydrolase Family 13 / Subf 32

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 (369); Uniprot accession (76); PDB accession (9); 3D entries (1); cryst (0)
| 1 | 2 | 3 | 4 |
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 α-amylase   Streptomyces sp. E-2248 BAF49593.1 A4GZ20   32
 B1K54_11400   Streptomyces sp. fd1-xmd AQT72204.1     32
 SFR_5457   Streptomyces sp. FR-008 ALM42072.1     32
 maltogenic α-amylase   Streptomyces sp. GXT6 ADB89947.1 D3K0N7   32
 M444_11355   Streptomyces sp. Mg1 AKL65907.1     32
 STRMOE7_32770   Streptomyces sp. MOE7 ARH94279.1     32
 F750_2074   Streptomyces sp. PAMC 26508 AGJ54569.1     32
 QR97_03070   Streptomyces sp. PBH53 AKN68929.1     32
 QR97_39515   Streptomyces sp. PBH53 AKN74972.1     32
 A4E84_11515   Streptomyces sp. S10(2016) AMW10089.1     32
 A6E92_24020   Streptomyces sp. S8 ARI54891.1     32
 A8713_034740 (fragment)   Streptomyces sp. SAT1 ANO42416.1     32
 ORF   Streptomyces sp. SCSIO 03032 AIA26431.1
 B6R96_24915   Streptomyces sp. Sge12 ARE76782.1     32
 SACTE_1640   Streptomyces sp. SirexAA-E AEN09556.1     32
 SACTE_5685   Streptomyces sp. SirexAA-E AEN13474.1     32
 SAMN05216371_5499   Streptomyces sp. TLI_053 SDT77652.1     32
 BSL84_09835   Streptomyces sp. TN58 APU40027.1     32
 α-amylase Streptomyces sp. TO1 CAA73775.1 O65947   32
 TK78_25885   Streptomyces sp. Tue 6075 Tue6075 APS21971.1     32
 α-amylase (Amy) Streptomyces sp. WL6 AAA82875.1 Q59964   32
 α-amylase Streptomyces thermoviolaceus CUB74 AAA26697.1 P27350   32
 SVEN_1889   Streptomyces venezuelae ATCC 10712 CCA55176.1     32
 α-amylase (Aml) Streptomyces venezuelae ATCC 15068 AAB36561.1 P22998   32
 BN2537_12585   Streptomyces venezuelae ATCC 15439 CUM41810.1     32
 AQF52_2259   Streptomyces venezuelae ATCC 15439 ALO07854.1     32
 SVTN_10835   Streptomyces vietnamensis GIM4.0001 AJF64853.1     32
 B1H20_07980   Streptomyces violaceoruber S21 ARF61357.1     32
 Strvi_7302   Streptomyces violaceusniger Tu 4113 AEM86663.1     32
 SXIM_11390   Streptomyces xiamenensis 318 AKG42523.1     32
 Sros_3337   Streptosporangium roseum DSM 43021 ACZ86276.1 D2BDI7   32
 Sros_4292   Streptosporangium roseum DSM 43021 ACZ87182.1 D2AZU8   32
 RPIT_12550   Tessaracoccus flavus RP1T AQP45531.1     32
 BKM78_09375   Tessaracoccus sp. T2.5-30 AQX16098.1     32
 maltotriose-producing α-amylase (Tfa;Amy13)
Thermobifida fusca NTU22 ABF13430.1 Q1KLC8   32
 α-amylase (TFA;Tfu_0985)   Thermobifida fusca YX AAZ55023.1 Q47R94   32
 α-amylase (Tam) Thermomonospora curvata CAA41881.1 P29750   32
 THII_0266   Thioploca ingrica BAP54563.1     32
 Alpha amylase, C-terminal all-beta domain, partial (fragment)   uncultured bacterium APO30162.1     32
 Alpha amylase, catalytic domain (fragment)   uncultured bacterium APO30161.1     32
 VAB18032_27916   Verrucosispora maris AB-18-032 AEB46656.1     32
 VAB18032_27951   Verrucosispora maris AB-18-032 AEB46663.1     32
 JV59_24880   Vibrio coralliilyticus OCN014 AIS58275.1     32
 IX92_27920   Vibrio coralliilyticus RE98 AIW22870.1     32
 AL536_16095   Vibrio fluvialis ATCC 33809 AMF94961.1     32
 BSQ33_18910   Vibrio gazogenes ATCC 43942 ASA57804.1     32

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