Carbohydrate-Binding Module Family 20

Activities in FamilyThe granular starch-binding function has been demonstrated in several cases. Interact strongly with cyclodextrins. Often designated as starch-binding domains (SBD).
NotePDB:1b90
External resourcesHOMSTRAD; PROSITE;
Statistics GenBank accession (1301); Uniprot accession (320); PDB accession (79); 3D entries (14); cryst (0)
All (1217) Archaea (7) Bacteria (941) Eukaryota (253) unclassified (16) Structure (14) Characterized (121)
| 1 | 2 |
Archaea
Protein Name EC#OrganismGenBank UniprotPDB/3D
 α-cyclomaltodextrin glucanotransferase (Cgt) 2.4.1.19 Haloferax mediterranei CAI46245.1 Q53I75  
 α-cyclodextrin glucanotransferase (CgtA) 2.4.1.19 Thermococcus sp. B1001 BAA88217.1
BAB18101.1
CAZ78889.1
Q9UWN2  
Bacteria
Protein Name EC#OrganismGenBank UniprotPDB/3D
 acarviosyltransferase (AcbD; ACPL_3684) 2.4.1.- Actinoplanes sp. SE50/110 CAC02971.1
AAE37556.1
AEV84579.1
CAJ81031.1
SLM00379.1
Q9K5L5  
 α-amylase (Amy1;AmyA;AmyB) 3.2.1.1 Alkalimonas amylolytica N10 AAQ01675.1 Q6WUB6  
 β-cyclodextrin glycosyltransferase (CGTase) 2.4.1.19 Anaerobranca gottschalkii CAH61550.1 Q5ZEQ7  
 α-amylase (AFA;AMY1048) 3.2.1.1 Anoxybacillus flavithermus CAL14744.1
ABL22819.1
   
 6-α-glucosyltransferase (CtsZ;6GT) 2.4.1.- Arthrobacter globiformis A19 BAD34980.1 Q6BD65  
 β-amylase (SpoII) 3.2.1.2 Bacillus cereus VAR. MYCOIDES BAA34650.1
BAA75890.1
P36924
Q9Z4N9
1B90[A]
1B9Z[A]
1CQY[A]
1ITC[A]
1ITD[nd]
1ITJ[nd]
1J0Y[A,B,C,D]
1J0Z[A,B,C,D]
1J10[A,B,C,D]
1J11[A,B,C,D]
1J12[A,B,C,D]
1J18[A]
1VEM[A]
1VEN[A]
1VEO[A]
1VEP[A]
5BCA[A,B,C,D]
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus circulans 251 CAA55023.1 P43379 1CDG[A]
1CGV[A]
1CGW[A]
1CGX[A]
1CGY[A]
1CXE[A]
1CXF[A]
1CXH[A]
1CXI[A]
1CXK[A]
1CXL[A]
1D3C[A]
1DTU[A]
1EO5[A]
1EO7[A]
1KCK[A]
1KCL[A]
1OT1[A]
1OT2[A]
1PEZ[A]
1PJ9[A]
1TCM[A,B]
2CXG[A]
2DIJ[A]
 β-cyclodextrin glucanotransferase (CGTase) 2.4.1.19 Bacillus circulans 8 CAA48401.1 P30920 1CGT[A]
1CGU[A]
3CGT[A]
4CGT[A]
5CGT[A]
6CGT[A]
7CGT[A]
8CGT[A]
9CGT[A]
 α-1,6-cyclomaltopentaose-forming glucanotransferase (IgtY) 2.4.1.- Bacillus circulans AM7 BAF37283.1 A0P8W9  
 α-amylase (IgtZ) 3.2.1.1 Bacillus circulans AM7 BAF37284.1 A0P8X0  
 a/β-cyclodextrin glycosyltransferase 2.4.1.19 Bacillus circulans DF 9R ACF42340.2
ACF42340.1
C4MH58  
 β-cyclodextrin glycosyltransferase 2.4.1.19 Bacillus circulans STB01 AIS84204.1    
 g-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus clarkii 7364 BAH14968.1
ABC06412.1
BAB91217.1
BAB91217.2
CAD87625.1
B9A1J6
Q8L3E0
4JCM[A]
 g-cyclodextrin-specific cyclodextrinase (Cda) 3.2.1.54 Bacillus clarkii 7364 BAH14969.1 B9A1J7  
 g-cyclodextrin glucanotransferase 2.4.1.19 Bacillus firmus DSM 5850 / 290-3 CAA01436.1    
 a/β-cyclodextrin glucanotransferase (CgtA) 2.4.1.19 Bacillus licheniformis CAA33763.1 P14014  
 β-amylase (BamM;BMD_0357) 3.2.1.2 Bacillus megaterium DSM 319 CAB61483.1
ADF37268.1
Q9RM92  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus ohbensis C-1400 BAA14289.2
I39805
P27036  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 1-1   P31746  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 1011 AAA22308.1 P05618 1D7F[A]
1DED[A]
1I75[A]
1PAM[A]
1UKQ[A,B]
1UKS[A,B]
1UKT[A,B]
1V3J[A,B]
1V3K[A,B]
1V3L[A,B]
1V3M[A,B]
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 17-1 AAA22310.1 P30921  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 20RF AEL33336.1    
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 38-2 AAA22309.1 P09121  
 cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 6.3.3 CAA46901.1 P31747  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. 8SB AEL33337.1    
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. A2-5A BAA31539.1 O82984  
 β-cyclomaltodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. B1018 AAA22239.1
BAA14140.1
P17692  
 g-cyclomaltdextrin glucanotransferase (CgtS) 2.4.1.19 Bacillus sp. G-825-6 BAE87038.1 Q25CB6  
 β-cyclodextrin glucanotransferase 2.4.1.19 Bacillus sp. G1-2004 AAV38118.2 Q5U9V9  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. I-5 AAR32682.1 Q6S3E3  
 β-cyclodextrin glucanotransferase 2.4.1.19 Bacillus sp. KC201 BAA02380.1
2009322A
Q59239  
 β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Bacillus sp. NR5 UPM ADY17981.1    
 α-amylase (Amy) 3.2.1.1 Bacillus sp. TS-23 AAA63900.1 Q59222  
 β-cyclodextrin glucanotransferase 2.4.1.19 Bacillus sp. TS1-1 AAV38117.1 Q5U9W0  
 amylase-pullulanase (AapT) 3.2.1.1
3.2.1.41
Bacillus sp. XAL601 BAA05832.1 Q45643  
 maltotriose-forming α-amylase 3.2.1.1
3.2.1.116
Brachybacterium sp. LB25 BAE94180.1 Q1JUA3  
 β-cyclodextrin glycosyltransferase (Cgt) 2.4.1.19 Brevibacillus brevis CD162 AAB65420.1 O30565  
 maltohexaose-forming α-amylase (AmyM) 3.2.1.98 Corallococcus sp. EGB AII00648.1    
  α-amylase / high-molecular-mass amylase (Hmma;HmwA) 3.2.1.1 Geobacillus stearothermophilus ATCC 12980 ABR26448.1 A6N9J4  
 maltogenic α-amylase (BSuA;Novamyl) 3.2.1.133 Geobacillus stearothermophilus C599 ABA38666.1
AAA22233.1
AAE62848.1
AAE62849.1
AAY11155.1
ALJ77020.1
CAL60144.1
CAZ67881.1
P19531 1QHO[A]
1QHP[A]
 β-cyclodextrin glucanotransferase (Cgt;BsCgt) 2.4.1.19 Geobacillus stearothermophilus ET1 AAD00555.1 Q9ZAQ0  
 a/β-cyclodextrin glucanotransferase (Cgt;CgtS;Aga2) 2.4.1.19 Geobacillus stearothermophilus No. 2 / NO2 CAA41770.1
CAA41771.1
CAA41772.1
P31797 1CYG[A]
 amylopullulanase (ApuTS) 3.2.1.1
3.2.1.41
Geobacillus stearothermophilus TS-23 AAG44799.1
CAZ78886.1
Q9EZZ4  
 amylopullulanase (Apu;Apu105;Gt-Apu) 3.2.1.1
3.2.1.41
Geobacillus thermoleovorans NP33 AFI70750.1    
 α-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Klebsiella pneumoniae M5a1 AAA25059.1
AAE32693.1
AAP61132.1
AAP61133.1
P08704  
 maltotriose-producing α-amylase (AmyA) 3.2.1.116 Microbulbifer thermotolerans DAU221 AID53183.1
AMX04264.1
   
 a/β-cyclodextrin glucanotranferase (Cgt) (fragment) 2.4.1.19 Paenibacillus graminis MC22.13 ACA01964.1 B2XY82  
 β-cyclodextrin glucanotransferase (CGTase) 2.4.1.19 Paenibacillus illinoisensis ZY-08 / ZY-8 ACO70966.1 C9WB02  
 α-cyclodextrin glucanotransferase 2.4.1.19 Paenibacillus macerans   P31835  
 α-cyclodextrin glucanotransferase (partial) 2.4.1.19 Paenibacillus macerans 602-1 AGT21379.1   3WMS[A]
 α-cyclodextrin glucanotransferase (CD;Cgt;CgtM) 2.4.1.19 Paenibacillus macerans IAM1243/ IB7 / IFO 3490 (NRRL B-388) / JFB05-01 (CCTCC M203062) CAA41773.1
AAA22298.1
AAC04359.1
O52766
P04830
4JCL[A]
 β-cyclodextrin glycosyltransferase (CGTase) 2.4.1.19 Paenibacillus pabuli US132 CAO05752.1    
 β-cyclodextrin glucanotransferase 2.4.1.19 Paenibacillus sp. A11 AAG31622.1 Q9F5W3  
 cyclodextrin glucanotransferase 2.4.1.19 Paenibacillus sp. JB-13 ACB71089.1 B2D1U4  
 maltotetraose-forming amylase (MTA;PSA) 3.2.1.60 Pelomonas saccharophila IAM1504 CAA34708.1
ABN31435.1
ABN31436.1
ABN31437.1
ABN31438.1
ABN31439.1
ABN31440.1
ABN31441.1
ABN31443.1
P22963  
 α-amylase (AmyP) 3.2.1.1 Pseudomonas sp. 7193 CAM98700.1 A5CVD5  
 maltopentaose-forming α-amylase (frameshift) 3.2.1.- Pseudomonas sp. KO-8940 BAA01600.1 Q52516  
 maltotetraose-forming amylase (AmyP) 3.2.1.60 Pseudomonas stutzeri MO-19 AAA25707.1
AAA25709.1
ABN31444.1
ABN31445.1
ABN31446.1
ABN31447.1
ABN31448.1
ABN31449.1
ABN31450.1
ABN31451.1
ABN31452.1
P13507  
 cyclomaltodextrin glucanotransferase (AmyA;M5005_Spy_1065) 2.4.1.19 Streptococcus pyogenes MGAS5005 AAZ51683.1    
 α-amylase (Amy) 3.2.1.1 Streptomyces griseus IMRU3570 CAA40798.1 P30270  
 α-amylase (Aml) 3.2.1.1 Streptomyces limosus ATCC 19778 AAA88554.1 P09794  
 α-amylase (Aml;AmlA) 3.2.1.1 Streptomyces lividans TK21 CAA73926.1 O86876  
 α-amylase (AmlB) 3.2.1.1 Streptomyces lividans TK24 CAB06622.1 P97179  
 α-amylase (Aml) 3.2.1.1 Streptomyces venezuelae ATCC 15068 AAB36561.1 P22998  
 amylase-pullulanase (Apu;Apu-Te;TrAPU;Teth39_2173) 3.2.1.1
3.2.1.41
Thermoanaerobacter pseudethanolicus ATCC 33223 ABY95795.1
AAA23201.1
AAV00812.1
P38939
P38939
 
 α-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Thermoanaerobacter sp. 5K AJE25826.1    
 a/β-cyclodextrin glucanotransferase 2.4.1.19 Thermoanaerobacter sp. ATCC 53627 CAJ84380.1    
 a/β-cyclodextrin glucanotransferase (Cgt) 2.4.1.19 Thermoanaerobacter sp. P4 AJE25827.1    
 amylase-pullulanase (Apu) 3.2.1.1
3.2.1.41
Thermoanaerobacter thermohydrosulfuricus AAA23205.1
CAZ78897.1
P16950  
 amylopullulanase (Apu;Apu-Ts) (partial) 3.2.1.1
3.2.1.41
Thermoanaerobacterium saccharolyticum NTOU1 ACR15165.1    
 β-amylase 3.2.1.2 Thermoanaerobacterium thermosulfurigenes EM1 AAA23204.1 P19584  
 amylase-pullulanase (AmyB) 3.2.1.1
3.2.1.41
Thermoanaerobacterium thermosulfurigenes EM1 AAB00841.1 P38536  
 a/β-cyclodextrin glucanotransferase (AmyA) 2.4.1.19 Thermoanaerobacterium thermosulfurigenes EM1 AAB00845.1 P26827 1A47[A]
1CIU[A]
3BMV[A]
3BMW[A]
 maltotriose-producing α-amylase (Tfa;Amy13) 3.2.1.1
3.2.1.116
Thermobifida fusca NTU22 ABF13430.1 Q1KLC8  
 α-amylase (Tam) 3.2.1.1 Thermomonospora curvata CAA41881.1 P29750  
 a/β-cyclodextrin glycosyltransferase (Cgt13;CspCGT13) (partial) 2.4.1.19 uncultured Carboxydocella sp. AIL25792.1    
Eukaryota
Protein Name EC#OrganismGenBank UniprotPDB/3D
 glucoamylase P (GamP) 3.2.1.3 Amorphotheca resinae ATCC 20495 CAA47945.1
ABL22822.1
CAA48243.1
CAY05396.1
Q03045  
 4-α-glucanotransferase (Dpe2;Dpe2-1;At2g40840/T20B5.4) (cytosolic) 2.4.1.25 Arabidopsis thaliana AAL91204.1
AAQ56807.1
AEC09889.1
Q8RXD9  
 4-α-glucanotransferase (Dpe2;Dpe2-1;At2g40840/T20B5.4) (cytosolic) 2.4.1.25 Arabidopsis thaliana AAL91204.1
AAQ56807.1
AEC09889.1
Q8RXD9  
 glucoamylase (GA I) 3.2.1.3 Aspergillus awamori KT-11 BAD06004.1
CAY05390.1
Q76L97  
 α-amylase (Amyl III) 3.2.1.1 Aspergillus awamori KT-11 BAD06003.1
BAD06005.1
Q76L96  
 glucoamylase G1 (GlaA) 3.2.1.3 Aspergillus awamori NRRL 3112 AAB59296.1
AEI58995.1
P04064
P69327
 
 glucoamylase (Gla) 3.2.1.3 Aspergillus awamori X-100 AAB02927.1
CAY05380.1
Q12537  
 glucoamylase (GluA-G) 3.2.1.3 Aspergillus ficuum HENNINAS 3.432 AAT58037.1
CAY05388.1
Q6DUY5  
 glucoamylase (GaI) 3.2.1.3 Aspergillus kawachii BAA00331.1 P23176  
 α-amylase (AsaA) 3.2.1.1 Aspergillus kawachii IFO 4308 BAA22993.1
ABL22818.1
CAO78409.1
O13296  
 lytic starch monooxygenase (AnAA13;AN5463.2) 1.-.-.- Aspergillus nidulans FGSC A4 EAA62623.1 C8VGF8
Q5B1W7
 
 α-amylase (AmyB;AN3402.2) 3.2.1.1 Aspergillus nidulans FGSC A4 AAF17100.1
EAA63370.1
C8VHL8
G5EAT0
Q9UV09
 
 glucoamylase (GlaA;An03g06550) 3.2.1.3 Aspergillus niger CBS 513.88 CAK38411.1
AAP60775.1
AAT67041.1
ABL16522.1
ACJ91357.1
ACP59407.1
ADX86749.1
AEE60909.1
CAA25219.1
CAA25303.1
CAY05387.1
A2QHE1
P69328
Q6DNH5
1AC0[A]
1ACZ[A]
1KUL[A]
1KUM[A]
 glucoamylase (GlaA; AO090010000746) 3.2.1.3 Aspergillus oryzae RIB40 BAA00841.1
AAB20818.1
ABA62323.1
BAA01540.1
BAE66563.1
CAY05395.1
P36914  
 glucoamylase (Gla) 3.2.1.3 Aspergillus shirousami BAA01254.1
ABJ38329.1
ACW20094.1
P22832  
 lytic starch monooxygenase (AtLPMO13A;ATEG_07286) 1.-.-.- Aspergillus terreus NIH2624 EAU32670.1    
 α-amylase (AmyA) 3.2.1.1 Aspergillus tubingensis T8.4 AEB80431.1    
 glucoamylase (GlaA) 3.2.1.3 Aspergillus tubingensis T8.4 AAS91802.1
ACC16345.1
ACC34982.1
   
 glucoamylase G2 3.2.1.3 Athelia rolfsii AHU9627 BAA08436.1
ABL22843.1
CAY05381.1
Q12596  
 glucoamylase (APGA1) (extracellular) 3.2.1.3 Aureobasidium pullulans NRRL Y-12974 / NRRL 12974 ADN65120.1
ADN65121.1
E2GDF4  
 glucoamylase (Gla15;GLA15) 3.2.1.3 Bispora sp. MEY-1 / CGMCC 2500 AIQ80993.1    
 glucoamylase (GLA) 3.2.1.3 Chaetomium thermophilum CT2 ABD96025.1 Q0H9W2  
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