Glycoside Hydrolase Family 13

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
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 (57217); Uniprot accession (7858); PDB accession (471); 3D entries (111); cryst (2)
All (52438) Archaea (375) Bacteria (48854) Eukaryota (3079) unclassified (130) Structure (111 - 2 cryst) Characterized (812)
| 1 | ... | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D Subf
 VIGAN_03285200 (Vigan.03g285200) (fragment)   Vigna angularis var. angularis BAT82789.1     6
 VIGAN_02021000 (Vigan.02g021000)   Vigna angularis var. angularis BAT77622.1     8
 VIGAN_04343100 (Vigan.04g343100)   Vigna angularis var. angularis BAT85837.1     8
 VIGAN_04342700 (Vigan.04g342700) (fragment)   Vigna angularis var. angularis BAT85833.1     8
 VIGAN_03290300 (Vigan.03g290300) (fragment)   Vigna angularis var. angularis BAT82834.1     6
 α-amylase 3.2.1.1 Vigna mungo CAA37217.1
CAA51734.1
P17859   6
 starch branching enzyme II (SbeII)   Vigna radiata AAT76444.1 Q4VUI1   8
 starch branching enzyme I (probable fragment)   Vigna radiata AAT76445.1 Q4KXC5   8
 α-amylase (AMY) 3.2.1.1 Vigna radiata 1803517A     6
 ORF   Vitis labrusca x Vitis vinifera AHL44839.1     6
 VITISV_001008   Vitis vinifera CAN69906.1 A5BAB3   6
 VITISV_031847   Vitis vinifera CAN69120.1 A5AJZ1   6
 VITISV_004485   Vitis vinifera CAN77038.1 A5BLN2   6
 VITISV_027248 (fragment)   Vitis vinifera CAN70034.1 A5BDB8   11
 VITISV_028383   Vitis vinifera CAN74301.1 A5B8Y6   6
 1,4-α-glucan branching enzyme/starch branching enzyme II (fragment)   Xanthophyllomyces dendrorhous CED82984.1     8
 a--glucan synthase   Xanthophyllomyces dendrorhous CED84111.1     22
 α-amylase   Xanthophyllomyces dendrorhous CDZ98132.1     5
 modular protein with glycoside hydrolase family 13 and glycosyltransferase family 5 domains   Xanthophyllomyces dendrorhous CED84497.1     22
 glycoside hydrolase family 13 protein   Xanthophyllomyces dendrorhous CED83452.1     1
 glycoside hydrolase family 13 protein   Xanthophyllomyces dendrorhous CDZ98664.1     8
 glycoside hydrolase family 13 protein   Xanthophyllomyces dendrorhous CDZ98670.1     25
 glycoside hydrolase family 13 protein   Xanthophyllomyces dendrorhous CED82279.1     1
 glycoside hydrolase family 13 protein   Xanthophyllomyces dendrorhous CED84418.1     1
 α-amylase (Amy1)   Xanthophyllomyces dendrorhous UCD 67-385 AOR81607.1     1
 α-amylase (fragment)   Xenocypris argentea ADY39429.1     24
 pancreatic α-amylase (fragment)   Xenopus laevis AAL87102.1 Q8QGF5   24
 ORF   Xenopus laevis AAH42294.1 Q7ZYQ1   34
 ORF   Xenopus laevis AAH42234.1 Q7ZYR3   34
 Mgc64337   Xenopus laevis AAH56841.1 Q6PGT2   24
 Unknown (protein for MGC:82262)   Xenopus laevis AAH76746.1 Q6DFJ1   8
 LOC495215   Xenopus laevis AAH84621.1 Q5XG45   8
 Unknown (protein for MGC:116539)   Xenopus laevis AAH99344.1 Q4FZM9   24
 Unknown (protein for MGC:131051)   Xenopus laevis AAI08569.1 Q32NL8   35
 Unknown (protein for MGC:89676)   Xenopus tropicalis AAH80454.1
CAJ83859.1
Q66KD1   24
 Unknown (protein for IMAGE:7025754) (fragment)   Xenopus tropicalis AAH81372.1 Q66IF2   34
 Unknown (protein for MGC:147540)   Xenopus tropicalis AAI21684.1 Q0V9A1   35
 Unknown (protein for MGC:146500) (probable fragment)   Xenopus tropicalis AAI22991.1 Q0IHS6   25
 Unknown (protein for IMAGE:7625771)   Xenopus tropicalis AAI35719.1
AAI58293.1
A4QNI3   24
 alpha amylase 2 (Amy2)   Xiphister atropurpureus AMQ67312.1     24
 α-amylase (fragment)   Xiphister atropurpureus ABJ97444.1 A0FCQ5   24
 alpha amylase 2 (Amy2)   Xiphister mucosus AMQ67311.1     24
 α-amylase (fragment)   Xiphister mucosus ABJ97442.1 A0FCQ3   24
 YALI0C06798g   Yarrowia lipolytica CLIB122 CAG81834.1 Q6CCT1   8
 YALI0A19074g   Yarrowia lipolytica CLIB122 CAG84162.1 Q6CGI3   25
 YALI1_C09072g   Yarrowia lipolytica CLIB89(W29) AOW02445.1     8
 YALI1_A20063g   Yarrowia lipolytica CLIB89(W29) AOW00868.1     25
 α-amylase 3.2.1.1 Zabrotes subfasciatus AAF73435.1 Q9N2P9   15
 α-amylase (Amy) (fragment)   Zaprionus badyi AAL66386.1 Q8WQZ6  
 Amyrel   Zaprionus badyi AAW66421.1     15
 AmyreL   Zaprionus beninensis ABO60917.1 A4L9N5   15
 Amyrel   Zaprionus bogoriensis AAW66422.1     15
 AmyreL   Zaprionus camerounensis ABO60918.1 A4L9N6   15
 Amyrel (fragment)   Zaprionus campestris ADA77352.1 D2IP61   15
 AmyreL   Zaprionus capensis ABO60912.1 A4L9N0   15
 Amyrel   Zaprionus cercus AAW66423.1     15
 Amyrel (fragment)   Zaprionus cf. pyinoolwinensis AY-2009 ADA77348.1 D2IP57   15
 Amyrel   Zaprionus cf. vittiger JLDL-2005 AAW66431.1     15
 AmyreL   Zaprionus davidi ABO60909.1 A4L9M7   15
 Amyrel   Zaprionus ghesquierei AAW66424.1     15
 AmyreL   Zaprionus indianus ABO60908.1 A4L9M6   15
 amylase, partial (fragment)   Zaprionus indianus ZP_IN_1 AOE46691.1    
 Amyrel   Zaprionus inermis AAW66425.1     15
 α-amylase (Amy) (fragment)   Zaprionus kolodkinae AAL66385.1 Q8WQZ7  
 Amyrel   Zaprionus kolodkinae AAW66426.1     15
 AmyreL   Zaprionus lachaisei ABO60916.1 A4L9N4   15
 Amyrel (fragment)   Zaprionus litos ADA77353.1 D2IP62   15
 Amyrel   Zaprionus mascariensis AAW66427.1     15
 AmyreL   Zaprionus megalorchis ABO60907.1 A4L9M5   15
 AmyreL   Zaprionus nigranus ABO60919.1 A4L9N7   15
 Amyrel (fragment)   Zaprionus obscuricornis ADA77347.1 D2IP56   15
 AmyreL   Zaprionus santomensis ABO60914.1 A4L9N2   15
 Amyrel   Zaprionus sepsoides AAW66428.1     15
 α-amylase (fragment)   Zaprionus sepsoides AAC47386.1 Q27134  
  AmyreL   Zaprionus sexstriatus ABO60906.1 A4L9M4   15
 Amyrel (fragment)   Zaprionus simplex ADA77346.1 D2IP55   15
 Amyrel (fragment)   Zaprionus sp. K1 AY-2009 ADA77349.1 D2IP58   15
 AmyreL   Zaprionus spinipilus ABO60915.1 A4L9N3   15
 AmyreL   Zaprionus taronus ABO60910.1 A4L9M8   15
 AmyreL   Zaprionus tsacasi ABO60911.1 A4L9M9   15
 Amyrel   Zaprionus tuberculatus AAW66429.1     15
 α-amylase (fragment)   Zaprionus tuberculatus AAC47387.1 Q27136  
 Amyrel   Zaprionus verruca AAW66430.1     15
 AmyreL   Zaprionus vittiger ABO60913.1 A4L9N1   15
 pullulanase-type starch debranching enzyme (Zpu1)   Zea mays AKO22326.1     13
 starch brancing enzyme I (Sbe1)   Zea mays ALJ78762.1     8
 unknown   Zea mays ACG48178.1 B6UFP5   11
 unnamed protein product   Zea mays CAS91260.1
ACN34260.1
C0PGE4   6
 unnamed protein product   Zea mays CAW95497.1
CAX01334.1
CAX06579.1
CAX06910.1
CBD14450.1
    6
 Isa2 / Iso2   Zea mays AAO17048.3 Q84UE6   11
 Isa3 / Iso3   Zea mays AAO17049.2
ACG47123.1
Q84UE5   11
 α-amylase 3.2.1.1 Zea mays ACF88424.1
AAA50161.1
ABJ38332.1
ACW20097.1
B4G231
Q41770
  6
 branching enzyme I 2.4.1.18 Zea mays AAA82735.1
AAC36471.1
AAO20100.1
AAR75248.1
AAU99031.1
ABA16989.1
ABE12598.1
ABJ42248.1
ABQ15209.1
ABX94247.1
ACG32270.1
ACM95328.1
ACN28680.1
ALN66063.1
BAA01854.1
Q41740
Q84XW7
  8
 branching enzyme IIa 2.4.1.18 Zea mays AAB67316.1
AAR75246.1
AAU99021.1
ABJ42249.1
ACM95318.1
O24421   8
 branching enzyme IIb (Sbe1;SBEIIb) 2.4.1.18 Zea mays AAA18571.1
AAB33385.1
AAC33764.1
AAR75247.1
AAU99022.1
ABC04875.1
ABE12596.1
ABO25741.1
ABX94246.1
ACG45498.1
ACM95319.1
ACN30754.1
O81387
Q08047
  8
 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
 pullulanase (Zpu1) 3.2.1.41 Zea mays AAD11599.1
AAR75242.1
AAV99892.1
AKO22325.1
CAB69602.1
O81638   13
 starch branching enzyme IIb, partial (Ae1) (fragment)   Zea mays AAP72194.1     8
 starch branching enzyme IIb, partial (Ae1) (fragment)   Zea mays AAP72200.1     8
 starch branching enzyme IIb, partial (Ae1) (fragment)   Zea mays AAP72213.1     8
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