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Glycoside Hydrolase Family 28

Activities in FamilyXylogalacturonan hydrolase (EC 3.2.1.-);
Endo-polygalacturonase (EC 3.2.1.15);
Rhamnogalacturonase (EC 3.2.1.171);
Rhamnogalacturonan α-1,2-galacturonohydrolase (EC 3.2.1.173);
Galacturonan α-1,4-galacturonidase (EC 3.2.1.67);
Exo-poly-α-digalacturonosidase (EC 3.2.1.82);
Mechanism Inverting a
ClanGH-N
3D Structure Statusparallel β-helix
Catalytic Nucleophile/BaseAsp
Catalytic Proton DonorAsp
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Commercial Enzyme Provider(s)MEGAZYME;
Statistics GenBank accession (18868); Uniprot accession (179); PDB accession (25); 3D entries (20); cryst (3)
Summary
Download GH28 (22841) Taxonomic display Structure (20 - 3 cryst) Characterized (180)
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Bacteria
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D
 polygalacturonase (PehA) 3.2.1.15 pubmed
 Agrobacterium vitis CG49 AAB51699.1 P77818 1ZFW[nd]
 exo-polygalacturonosidase (Peh358) 3.2.1.82 pubmed
 Bacillus sp. KSM-P358 / P-358 BAB85762.1 Q8RR74  
 homogalacturonan specific α-galacturonidase / exo-polygalacturonase (BT4155;BT_4155) 3.2.1.67 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO79260.1
NP_813066.1		 Q8A066 5OLP[A,B]
 α-galacturonidase (BT4123;BT_4123) 3.2.1.67 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO79228.1
NP_813034.1		 Q8A098  
 RGI specific α-galacturonidase (BT4149;BT_4149) (fragment) 3.2.1.173 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO79254.1
NP_813060.1		 Q8A072  
 RGI-disaccharide specific α-galacturonidase (BT4146;BT_4146) 3.2.1.173 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO79251.1
NP_813057.1		 Q8A075  
 α-galacturonidase (cleaves D-GalpA-α-1,4-D-GalpA; BT1018) 3.2.1.67 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO76125.1
NP_809931.1		 Q8A8Z9  
 RGI-specific α-galacturonidase (BT4153;BT_4153) 3.2.1.173 pubmed
 Bacteroides thetaiotaomicron VPI-5482 AAO79258.1
NP_813064.1		 Q8A068  
 polygalacturonase (PehA) (Peh28A) 3.2.1.15 pubmed
 Burkholderia cepacia ATCC 25416 AAB46984.1 P94293  
 exo-polygalacturonosidase (PehX) 3.2.1.82 pubmed
 Dickeya chrysanthemi EC16 AAA24842.1 P15922  
 polygalacturonase (PehN; Dda3937_04155) 3.2.1.15 pubmed
 Dickeya dadantii 3937 ADM97429.1
CAC83614.1		 E0SDX9
Q8KKH7		  
 exo-polygalacturonosidase (PehX;Dda3937_00261) 3.2.1.82 pubmed
 Dickeya dadantii 3937 ADN00467.1
CAB99320.1		 E0SKR4
Q9K5A0		  
 exo-polygalacturonosidase (PehW;Dda3937_00262) 3.2.1.82 pubmed
 Dickeya dadantii 3937 ADN00466.1
CAB99319.1		 E0SKR3
Q9K5A1		  
 exo-polygalacturonosidase (PehV;Dda3937_00263) 3.2.1.82 pubmed
 Dickeya dadantii 3937 ADN00465.1
CAB99318.1		 E0SKR2
Q9K5A2		  
 exo-polygalacturonase B (PguB;exo-PGU B) 3.2.1.67 pubmed
 Klebsiella sp. CGMCC 4433 / Y1 AFQ23185.1 J9QQ32  
 polygalacturonase-2 (PehA) 3.2.1.15 pubmed
 Pectobacterium carotovorum SCC3193 CAA35998.1 P26509 1BHE[A]
 polygalacturonase-1 (Peh1;Peh-1;Peh) 3.2.1.15 pubmed
 Pectobacterium carotovorum SUBSP. CAROTOVORA 71 / SCRI193 CAA37119.1
AAA03624.1
AAA57139.1		 P18192  
 exo-polygalacturonase (TtGH28; Theth_0397) 3.2.1.67 pubmed
 Pseudothermotoga thermarum DSM 5069 AEH50492.1    
 polygalacturonase (PglA; PehA) 3.2.1.15 pubmed
 Ralstonia solanacearum AW1 / K60 AAA25931.1 P20041  
 galacturonan α-1,4-galacturonidase (PehC) 3.2.1.67 pubmed
 Ralstonia solanacearum K60 AAL24033.1    
 exo-poly-α-digalacturonosidase (PehB) 3.2.1.82 pubmed
 Ralstonia solanacearum K60 AAC46001.1 Q53241  
 exo-polygalacturonase (RmGH28; Rmar_2391) 3.2.1.67 pubmed
 Rhodothermus marinus DSM 4252 ACY49269.1 D0MEP1  
 exo-polygalacturonase (GalU; PelB; ExoPG; TM0437; TM_0437; Tmari_0434) 3.2.1.67 pubmed
 Thermotoga maritima MSB8 AAD35522.1
AGL49359.1
AHD17805.1
AKE28230.1
NP_228247.1		 G4FE33
Q9WYR8		 3JUR[A,B,C,D]
 polygalacturonase (pectinase; PecJKR01; RB1) 3.2.1.67 pubmed
 uncultured bacterium ACL36472.1
AHG55466.1		 B8YJC4  
 polygalacturonase (Pg_4) 3.2.1.15 pubmed
 uncultured bacterium AFU91007.1 K4KA83  
 exo-polygalacturonase (IDSPga28-4) 3.2.1.67 pubmed
 uncultured bacterium UYL81905.1    
 exo-polygalacturonase (IDSPga28-16) 3.2.1.67 pubmed
 uncultured bacterium UYL81906.1    
 polygalacturonase (PglA;XCC2266) 3.2.1.15 pubmed
 Xanthomonas campestris pv. campestris str. ATCC 33913 AAM41545.1
NP_637621.1		 Q8P8H5  
 polygalacturonase (Peh-1;XCC3459) 3.2.1.15 pubmed
 Xanthomonas campestris pv. campestris str. ATCC 33913 AAM42729.1
NP_638805.1		 Q8P582  
 exo-polygalacturonosidase (PehX) (YeGH28) 3.2.1.82 pubmed
 Yersinia enterocolitica ATCC 9610D AAC15064.1 O68975 2UVE[A,B]
2UVF[A,B]
Eukaryota
Protein Name EC#ReferenceOrganismGenBank UniprotPDB/3D
 endo-polygalacturonase I (PgI;Endo-PG I) 3.2.1.15 pubmed
 Achaetomium sp. Xz-8 / Xz8 AGR51994.1 S5MK25  
 polygalacturonase 1 (PG-1;AaPG-1) 3.2.1.15 pubmed
 Alternaria alternata AC325 BAB32924.1 Q9C4A0  
 polygalacturonase 1 (PG-1;AcPG-1) 3.2.1.15 pubmed
 Alternaria citri BAB32923.1
AXB87857.1
URD30975.1		 A0A2Z5ENM1
Q9C4A1		  
 endo-polygalacturonase (PGX1; At3g26610) 3.2.1.15   Arabidopsis thaliana BAB01843.1
AEE77185.1
BAC42276.1
CAA66407.1
CAA66811.1
NP_189293.1		    
 endo-polygalacturonase (ADPG2; At2g41850) 3.2.1.15   Arabidopsis thaliana AAL84942.1
AAC02763.1
AAN60351.1
AEC10040.1		   7B8B[A,B]
 polygalacturonase (ADPG1;At3g57510) 3.2.1.15 pubmed
 Arabidopsis thaliana AAC98923.1
AAO63440.1
AEE79664.1
BAC42580.1
CAA05525.1
CAB66108.1
CAD5326090.1
NP_191310.1		 A0A178V9D7
A0A7G2EYK0
O23147		  
 endo-polygalacturonase (PGLR; At5g14650) 3.2.1.15 pubmed
 Arabidopsis thaliana CAB87632.1
AED92058.1
ANM69799.1
NP_196969.1		   7B7A[A]
8IKX[A]
 endo-polygalacturonase (PGX2; At1g78400) 3.2.1.15 pubmed
 Arabidopsis thaliana AAF71796.1
AEE36101.1
CAX05835.1
CAX05862.1
CBD29076.1
CBD29103.1
NP_177961.1		    
 endo-polygalacturonase (PGX3: At1g48100) 3.2.1.15 pubmed
 Arabidopsis thaliana AAF79535.1
AAK92733.1
AAK95305.1
AAM20001.1
AEE32248.1
NP_175244.1		    
 polygalacturonase 1 / polygalacturonase EPG M2 (Pg1;ePOL;E-PGALUSP) 3.2.1.15 pubmed
 Aspergillus aculeatus CAE46193.1 O74213  
 polygalacturonase 2 (Pg2;PG2) 3.2.1.15 pubmed
 Aspergillus aculeatus CAE46194.1 Q70HJ4  
 polygalacturonase (Pga1) 3.2.1.15 pubmed
 Aspergillus aculeatus KSM 510 AAC23565.1 O74213 1IA5[A]
1IB4[A,B]
 rhamnogalacturonase A (RhgA) 3.2.1.171 pubmed
 Aspergillus aculeatus KSM 510 / CBS 115.80 AAA64367.1
AAB35485.1
CAA58507.2
CAB58937.1
CAB58938.1		 Q00001 1RMG[A]
 protopectinase-AS (Ppas) 3.2.1.15 pubmed
 Aspergillus awamori BAA95408.1 Q9P358  
 polygalacturonase-X2 (Pgx2) 3.2.1.15 pubmed
 Aspergillus awamori BAA95407.1 Q9P359  
 exo-polygalacturonase (NfPG4;NFIA_049320) 3.2.1.67 doi
 Aspergillus fischeri NRRL 181 EAW15592.1
XP_001257489.1		 A1DLC1  
 endo-polygalacturonase (NfPG5;NFIA_008150) 3.2.1.15 doi
 Aspergillus fischeri NRRL 181 EAW22138.1
XP_001264035.1		 A1D145  
 polygalacturonase A (PecA;P2c) 3.2.1.15 pubmed
 Aspergillus flavus 70 AAA85279.1 P41749  
 polygalacturonase B (PecB) 3.2.1.15 pubmed
 Aspergillus flavus 70 AAA85280.1 P41750  
 xylogalacturonase (Afu8g06890) 3.2.1.- pubmed
 Aspergillus fumigatus Af293 EAL85450.1 Q4WBT4  
 exo-polygalacturonase (AfumExoPG28A; AFUA_3G08680) 3.2.1.67 pubmed
 Aspergillus fumigatus Af293 EAL92709.1
XP_754747.1		    
 polygalacturonase A / I (PgaA;Pg1;PG I) 3.2.1.15 pubmed
 Aspergillus kawachii IFO 4308 BAC10596.1 Q8NK99  
 exo-polygalacturonase (AN8761.2) 3.2.1.67 pubmed
 Aspergillus nidulans FGSC A4 EAA60554.1
ABF50895.1		 Q5ASG9  
 rhamnogalacturonase (AN9134.2) 3.2.1.171 pubmed
 Aspergillus nidulans FGSC A4 ABF50898.1
EAA61967.1		 Q5ARE6  
 endo-polygalacturonase (PG1;AN4372.2) 3.2.1.15 pubmed
 Aspergillus nidulans FGSC A4 ABF50868.1
EAA60289.1		 Q5B508  
 exo-polygalacturonase (AN9045.2) 3.2.1.67 pubmed
 Aspergillus nidulans FGSC A4 EAA64377.1
ABF50897.1		 Q5ARN5  
 endo-polygalacturonase (AN8327.2) 3.2.1.15 pubmed
 Aspergillus nidulans FGSC A4 EAA66950.1
ABF50893.1		 Q5ATQ3  
 endo-polygalacturonase D (PgaD) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAB72931.1 Q9P4W2  
 endo-polygalacturonase A (PgaA;PGA) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAB72125.1 Q9P4W4  
 endo-polygalacturonase B (PgaB) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAB72126.1
AAR39811.1		 Q9P4W3  
 polygalacturonase (PgaE) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA74744.1 O42809  
 endopolygalacturonase-1 / I (PgaI;PgaA;AnPGI) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA41693.1 P26213 1NHC[A,B,C,D,E,F]
 endopolygalacturonase-2 / II (PgaII;PgaB;AnPGII) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA41694.1 P26214 1CZF[A,B]
 endopolygalacturonase C (PgaC) 3.2.1.15 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA45707.1 Q12554  
 rhamnogalacturonase A (RhgA) 3.2.1.171 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA63911.1 P87160  
 rhamnogalacturonase B (RhgB) 3.2.1.171 pubmed
 Aspergillus niger CBS 120.49 / N400 CAA63912.1 P87161  
 exo-xylogalacturonan hydrolase (PgxA;An11g04040) 3.2.1.- pubmed
 Aspergillus niger CBS 513.88 ABD61563.1
CAK48389.1		 A2QW66
Q27UB2		  
 exopolygalacturonase (PgxB;An03g0674) 3.2.1.67 pubmed
 Aspergillus niger CBS 513.88 ABD61564.1
CAK38430.1		 A2QHG0
Q27UB1		  
 exopolygalacturonase (PgxC;An02g12450) 3.2.1.67 pubmed
 Aspergillus niger CBS 513.88 ABD61565.1
CAK44512.1		 A2QEW2
Q27UB0		  
 An01g11520 (PgaI) 3.2.1.15 pubmed
 Aspergillus niger CBS 513.88 CAK44054.1 A2QAH3  
 An01g14670 (PgaE) 3.2.1.15 pubmed
 Aspergillus niger CBS 513.88 CAK44164.1 A2QBB6  
 An02g04900 (PgaB) 3.2.1.15 pubmed
 Aspergillus niger CBS 513.88 CAK47667.1 A2QCV8  
 endogalacturonase A (PgaA) 3.2.1.15 pubmed
 Aspergillus niger JL-15 AGV40780.1 T2D2W8  
 polygalacturonase M1 (PG) 3.2.1.15 pubmed
 Aspergillus niger RH5344 CAA37085.1
CAA02197.1
CAA02200.1
CAA38085.1		 P0CU55  
 polygalacturonase (PG) 3.2.1.15 pubmed
 Aspergillus oryzae KBN616 BAA03244.2 P35335  
 polygalacturonase B (PgaB) 3.2.1.15 pubmed
 Aspergillus oryzae KBN616 BAA34782.1 O93789
Q2UHL4		  
 polygalacturonase (PG;AO090023000161) 3.2.1.15 pubmed
 Aspergillus oryzae RIB40 BAE58737.1
ABO38858.1		 P35335  
 polygalacturonase B (PgaB;AO090023000401) 3.2.1.15 pubmed
 Aspergillus oryzae RIB40 BAE58951.1 Q2UHL4  
 xylogalacturonan hydrolase (XghA) 3.2.1.- pubmed
 Aspergillus tubingensis CAB65657.1
CAC07733.1		 Q9UUZ2 4C2L[A]
 exopolygalacturonase (PgaX;ExoPG) 3.2.1.67 pubmed
 Aspergillus tubingensis CAA68128.1 Q00293  
 polygalacturonase II (PgaII;PG-II) 3.2.1.15 pubmed
 Aspergillus tubingensis NW756 CAA41695.1 P0CU54
P19805		  
 polygalacturonase (Pgn1) 3.2.1.15 pubmed
 Bipolaris zeicola SB111 AAA79885.1 P26215  
 endopolygalacturonase (Pga1) 3.2.1.15 doi
 Bispora sp. MEY-1 ADZ99366.1 F2VRZ5  
 rhamnogalacturonase A (RhgA;BcRhgA) 3.2.1.171 pubmed
 Botrytis cinerea ATCC 90870 AAB61358.1 P87247  
 endopolygalacturonase 1 (Pg1) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84613.1
CAM33462.1		 A2VBD9
Q4G496		  
 endopolygalacturonase 2 (Pg2) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84614.1
CAM91324.1		 Q4G495  
 endopolygalacturonase 3 (Pg3) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84615.1
CAM91243.1		 A4VAU2
Q9Y7V9		  
 endopolygalacturonase 4 (Pg4) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84616.1
CAQ03414.1		 B4ESG3
Q9Y7W0		  
 endopolygalacturonase 5 (Pg5) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84617.1
AFA52634.1
CAM33166.1
CAQ03437.1
CAQ03437.2		 B4ESI3
H6W9D0
Q9Y7W1		  
 endopolygalacturonase 6 (Pg6) 3.2.1.15 pubmed
 Botrytis cinerea B05.10 AAV84618.1 Q9Y7W2  
 endopolygalacturonase I (Pg1;endoPG I) 3.2.1.15 pubmed
 Chondrostereum purpureum BAA08102.1
BAA96351.1		 P79074 1K5C[A]
1KCC[A]
1KCD[A]
 polygalacturonase (EpgA) 3.2.1.15 pubmed
 Chondrostereum purpureum AAF68401.1 Q9P8M5  
 endopolygalacturonase (EnPG-4;EndoPG IV;EndoPG IVa;EndoPG IVb) 3.2.1.15 doi
 Chondrostereum purpureum ASP-4B BAE80700.1
BAE43407.1		 Q2AAD7
Q400N6		  
 endopolygalacturonase 1 (Pect-1;CTR1) 3.2.1.15 pubmed
 Chrysomela tremula ACP18831.2
ACP18831.1		 C3UTC2  
 endopolygalacturonase (Gh28pect-2;CTR2) 3.2.1.67 pubmed
 Chrysomela tremula ADU33275.1 E7CIR3  
 endopolygalacturonase (Gh28pect-7;CTR7) 3.2.1.15 pubmed
 Chrysomela tremula ADU33280.2
ADU33280.1		 E7CIR8  
 polygalacturonase (Pg1) 3.2.1.15 pubmed
 Claviceps purpurea T5 CAA71246.2 P78607  
 endopolygalacturonase (Pg2;Cgmpg2;CmpgII) 3.2.1.15 doi
 Colletotrichum gloeosporioides f. sp. malvae CAC14022.1 Q9HFP1  
 endopolygalacturonase (Pg1) 3.2.1.15 pubmed
 Colletotrichum lupini var. setosum (nom. inval.) SHK788 ABL01533.1 A1E266 2IQ7[A,B,C,D,E,F,G]
 polygalacturonase 3.2.1.15 pubmed
 Cucumis melo AAC26512.1 O81246  
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