Glycoside Hydrolase Family 13 / Subf 11

Activities in Familyα-amylase (EC 3.2.1.1); pullulanase (EC 3.2.1.41); cyclomaltodextrin glucanotransferase (EC 2.4.1.19); cyclomaltodextrinase (EC 3.2.1.54); trehalose-6-phosphate hydrolase (EC 3.2.1.93); oligo-α-glucosidase (EC 3.2.1.10); maltogenic amylase (EC 3.2.1.133); neopullulanase (EC 3.2.1.135); α-glucosidase (EC 3.2.1.20); maltotetraose-forming α-amylase (EC 3.2.1.60); isoamylase (EC 3.2.1.68); glucodextranase (EC 3.2.1.70); maltohexaose-forming α-amylase (EC 3.2.1.98); maltotriose-forming α-amylase (EC 3.2.1.116); branching enzyme (EC 2.4.1.18); trehalose synthase (EC 5.4.99.16); 4-α-glucanotransferase (EC 2.4.1.25); maltopentaose-forming α-amylase (EC 3.2.1.-) ; amylosucrase (EC 2.4.1.4) ; sucrose phosphorylase (EC 2.4.1.7); malto-oligosyltrehalose trehalohydrolase (EC 3.2.1.141); isomaltulose synthase (EC 5.4.99.11); malto-oligosyltrehalose synthase (EC 5.4.99.15); amylo-α-1,6-glucosidase (EC 3.2.1.33); α-1,4-glucan: phosphate α-maltosyltransferase (EC 2.4.99.16); 6'-P-sucrose phosphorylase (EC 2.4.1.-); amino acid transporter
Activities in Sub Family
Mechanism Retaining
ClanGH-H
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 (6077); Uniprot accession (820); PDB accession (7); 3D entries (4); cryst (0)
All (5835) Archaea (46) Bacteria (5713) Eukaryota (70) unclassified (6) Structure (4) Characterized (25)
Eukaryota
Protein Name EC#Organism GenBankUniprotPDB/3DSubf
 ISA1   Actinidia deliciosa AOQ26241.1     11
 ISA3   Actinidia deliciosa AOQ26243.1     11
 isoamylase   Aegilops tauschii AAP44579.1 Q7XA16   11
 isoamylase1-type starch debranching enzyme (Dbe1;DBE)   Amaranthus hybridus subsp. cruentus BAP91163.1     11
 isoamylase-type starch debranching enzyme 3 (Isa3;CrISA3) 3.2.1.68 Amaranthus hybridus subsp. cruentus BAQ22171.1     11
 At1g03310 (chloroplastic isoamylase 2;AtISA2;Iso1 subunit;DBE1) 3.2.1.68 Arabidopsis thaliana AAC72113.1
AAM98123.1
AEE27557.1
AEE27558.1
NP_171830.1
Q8L735
Q9ZVT2
  11
 At2g39930 (chloroplastic isoamylase 2;AtISA1;Iso1 subunit) 3.2.1.68 Arabidopsis thaliana AAB95278.1
AAN17420.1
AAQ56791.1
AEC09752.1
ANM62439.1
ANM62440.1
NP_181522.1
O04196   11
 chloroplastic isoamylase 3 (Isa3;AtISA3;At4g09020) 3.2.1.68 Arabidopsis thaliana CAB78026.1
AAM13879.1
AAM91673.1
AEE82713.1
BAE99109.1
NP_192641.1
Q8RWW6
Q9M0S5
  11
 Bathy16g00430   Bathycoccus prasinos RCC1105 CCO20187.1     11
 Bathy12g01280   Bathycoccus prasinos RCC1105 CCO18922.1     11
 isoamylase 1 (Isa1;CrISA1;Sta7) 3.2.1.68 Chlamydomonas reinhardtii CC425 AAP85534.1
AAP88032.1
CAZ78881.1
Q7X8Q2 4J7R[A,B]
4OKD[A,B]
11
 starch debranching enzyme, partial (IsaI) (fragment)   Cucurbita moschata AEV91544.1     11
 CYME_CMI294C   Cyanidioschyzon merolae strain 10D BAM80148.1     11
 CYME_CMS197C   Cyanidioschyzon merolae strain 10D BAM82814.1     11
 isoamylase (Hviso1)   Hordeum vulgare BAB72000.1
AAM46866.1
AAM46867.1
AAM46868.1
Q8LKZ5
Q8LKZ6
Q8LKZ7
Q8VWM4
  11
 isoamylase 1 (fragment) 3.2.1.68 Hordeum vulgare AAD33889.1 Q9XFG6   11
 isoamylase (Hviso3)   Hordeum vulgare BAD89532.1 Q5FBD0   11
 isoamylase (Isa1) (fragment)   Hordeum vulgare subsp. vulgare CAX51368.1 C3W8M4   11
 isoamylase (Isa2) (fragment)   Hordeum vulgare subsp. vulgare CAX51370.1 C3W8M6   11
 isoamylase (Hviso2)   Hordeum vulgare subsp. vulgare BAD08581.1
BAJ85526.1
CAX51369.1
F2CRQ5   11
 isoamylase (Ibisa1)   Ipomoea batatas BAW33106.1     11
 isoamylase (Ibisa3)   Ipomoea batatas BAW33108.1     11
 isoamylase   Ipomoea batatas AAY84833.1 Q1AJM7   11
 isoamylase isoform 3 (fragment)   Manihot esculenta ADD10143.1 D3VW90   11
 isoamylase (Meisa1) (fragment)   Manihot esculenta ADG36408.1 D6N1J2   11
 MtrDRAFT_AC140023g11v1   Medicago truncatula ABE90605.1     11
 MtrDRAFT_AC144342g48v2 + MtrDRAFT_AC144342g44v2   Medicago truncatula ABP02723.1
ABP02724.1
    11
 MICPUN_106402 (Isa1)   Micromonas commoda sp. RCC299 ACO66933.1 C1EFZ1   11
 MICPUN_105010 (Isa3)   Micromonas commoda sp. RCC299 ACO67665.1 C1EIE0   11
 isoamylase isoform 2 (ISO2) (fragment)   Nicotiana langsdorffii x Nicotiana sanderae AAY89379.1 Q1L5W3   11
 isoamylase isoform 1 (ISO1) (fragment)   Nicotiana langsdorffii x Nicotiana sanderae AAY89378.1 Q1L5W4   11
 isoamylase isoform 3 (ISO3) (fragment)   Nicotiana langsdorffii x Nicotiana sanderae AAY89388.1 Q1L5V4   11
 SDE (fragment)   Oryza sativa ACJ71370.1 B8XEL4   11
 isoamylase 3.2.1.68 Oryza sativa BAA29041.1 O80403   11
 SDE (fragment)   Oryza sativa Indica Group ACJ71376.1
ACJ71369.1
ACJ71373.1
B8XEM0   11
 isoamylase (IsA)   Oryza sativa Indica Group ACY56092.1
ACY56095.1
AII21931.1
B8B8U4   11
 isoamylase (Isa1;OsISA1;Su1;Sugary-1;Os08g0520900) 3.2.1.68 Oryza sativa Japonica Group BAC75533.1
ACY56086.1
AII21927.1
BAF24185.1
BAT06299.1
Q84L53   11
 Os09g0469400   Oryza sativa Japonica Group BAD19754.1
BAD22265.1
BAF25347.1
BAG95120.1
BAT08543.1
Q6K4A4   11
 Os05g0393700 (OsISA2)   Oryza sativa Japonica Group AAT93894.1
BAF17370.1
BAS93869.1
Q6AU80   11
 OSTLU_19757   Ostreococcus lucimarinus CCE9901 ABO99034.1 A4S5A6   11
 OSTLU_43578   Ostreococcus lucimarinus CCE9901 ABP01051.1 A4SB91   11
 Dbe1 (DbeI)   Ostreococcus tauri AAS88884.1 Q6PYZ2   11
 Dbe2 (DbeII) (fragment)   Ostreococcus tauri AAS88896.1 Q6PYY0   11
 Ot14g02550   Ostreococcus tauri OTTH0595 CAL57001.1 Q6PYZ2   11
 Ot12g00310   Ostreococcus tauri OTTH0595 CAL57130.1 Q00YC1   11
 isoamylase isoform 1   Pisum sativum AAZ81835.1 Q105A2   11
 isoamylase isoform 2   Pisum sativum AAZ81836.1 Q105A1   11
 isoamylase isoform 3   Pisum sativum AAZ81837.1 Q105A0   11
 isoamylase (IsoI)   Secale cereale ACM41700.1
ACM41701.1
B9V8Q2   11
 isoamylase isoform 2   Solanum tuberosum AAN15318.1
AAN95784.1
Q84YG6   11
 isoamylase isoform 3 (Isa3)   Solanum tuberosum AAN15319.1
AAN95786.1
Q84YG5   11
 isoamylase 1 (fragment)   Solanum tuberosum AAD33891.1 Q9XFG8   11
 isoamylase isoform 1   Solanum tuberosum AAN95785.1
AAN15317.1
AAS25599.1
CAB69547.1
Q84YG7   11
 isoamylase wDBE-D1   Triticum aestivum AAP44580.1 Q7XA15   11
 isoamylase 3 (Isa3;TaISA3) 3.2.1.68 Triticum aestivum AEV92948.1     11
 isoamylase II, partial (fragment)   Triticum aestivum AFU92143.1     11
 isoamylase 1 (fragment)   Triticum aestivum AAD33890.1 Q9XFG7   11
 Sequence 106729 from patent US 7214786   Triticum aestivum ABT19259.1     11
 isoamylase 3.2.1.68 Triticum aestivum AAL31015.1
AAL31016.1
AAY75324.1
ABA70415.1
ABA70416.1
CAC07514.1
CAC07515.1
CAC41016.2
CAC82925.1
Q8VWM3
Q8VWN0
Q8W546
Q8W547
  11
 VIGAN_01037800 (Vigan.01g037800)   Vigna angularis var. angularis BAT72931.1     11
 VIGAN_02117500 (Vigan.02g117500)   Vigna angularis var. angularis BAT78492.1     11
 VIGAN_04295500 (Vigan.04g295500)   Vigna angularis var. angularis BAT85412.1     11
 VITISV_027248 (fragment)   Vitis vinifera CAN70034.1 A5BDB8   11
 unknown   Zea mays ACG48178.1 B6UFP5   11
 Isa2 / Iso2   Zea mays AAO17048.3 Q84UE6   11
 Isa3 / Iso3   Zea mays AAO17049.2
ACG47123.1
Q84UE5   11
 isoamylase (Isa1;Su1;Su-1;Sugary1;Sugary-1) 3.2.1.68 Zea mays ACG43008.1
AAA91298.1
AAB97167.1
AAE25386.1
AAE25387.1
AAR75249.1
ABE20876.1
B6U0X5
O22637
Q41742
  11
 Su1 (fragment)   Zea mays subsp. mays ACZ74352.1 D2IQH6   11
 Su1 (fragment)   Zea mays subsp. mays ACZ74382.1 D2IQK6   11
 Su1 (fragment)   Zea mays subsp. mays ACZ74399.1 D2IQM3   11
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