Glycoside Hydrolase Family 18

Activities in Familychitinase (EC 3.2.1.14); lysozyme (EC 3.2.1.17); endo-β-N-acetylglucosaminidase (EC 3.2.1.96); peptidoglycan hydrolase with endo-β-N-acetylglucosaminidase specificity (EC 3.2.1.-); Nod factor hydrolase (EC 3.2.1.-); xylanase inhibitor; concanavalin B; narbonin
Mechanism Retaining
ClanGH-K
3D Structure Status( β / α ) 8
Catalytic Nucleophile/Basecarbonyl oxygen of C-2 acetamido group of substrate
Catalytic Proton DonorGlu (experimental)
NoteContains chitinases of classes III and V. Contains non-catalytic proteins such as xylanase inhibitor; concanavalin B; narbonin
External resourcesCAZypedia; HOMSTRAD; PROSITE;
Commercial Enzyme Provider(s)NZYTech; PROZOMIX;
Statistics GenBank accession (14721); Uniprot accession (3282); PDB accession (301); 3D entries (77); cryst (4)
All (13178) Archaea (61) Bacteria (9567) Eukaryota (3057) Viruses (256) unclassified (237) Structure (77 - 4 cryst) Characterized (477)
Archaea
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 chitinase (PF1234+PF1233;ChiA+ChiB) (Chi18B+Chi18A) 3.2.1.14
3.2.1.14
Pyrococcus furiosus DSM 3638 AAL81357.1
NP_578962.1
Q8U1H5
2DSK[A,B] 1.50
3A4W[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.80
3A4X[A,B] β-D-GlcpNAc-(1-4)-β-D-ManpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
1.76
Bacteria
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 chitinase (ChitiB) 3.2.1.14 Arthrobacter sp. TAD20 CAB62499.1 Q9REI6
1KFW[A] 1.74
 A8C77_18710 (Chi36)   Bacillus anthracis Tangail-1 ANH87820.1  
5KZ6[A,B] 1.25
 cortex-lytic enzyme SleL   Bacillus cereus ATCC 10876 KFL63465.1  
4S3J[A] 1.60
 chitinase (ChiNCTU2) 3.2.1.14 Bacillus cereus NCTU2 / 42 ACY39278.1 D0VV09
cryst    
3N11[A] 1.35
3N12[A] 1.20
3N13[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.70
3N15[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.94
3N17[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.20
3N18[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.60
3N1A[A] 2.00
 chitinase A1 (ChiA;ChiA1) 3.2.1.14 Bacillus circulans WL-12 AAA81528.1 P20533
1ITX[A] 1.10
 spore cortex-specific N-acetylglucosaminidase (SleL;YaaH;BMQ_0021) 3.2.1.- Bacillus megaterium QM B1551 ADE67156.1
ABS32202.1
YP_003560590.1
A7LFH9
D5DUS2
4S3K[A] 1.70
 BSU05710 (YdhD)   Bacillus subtilis subsp. subtilis str. 168 CAB12390.1
AIY91858.1
AQR80523.1
AQR84736.1
CAB12390.2
NP_388452.1
O05495
3CZ8[A,B] 2.20
 chitinase (BT2825)   Bacteroides thetaiotaomicron VPI-5482 AAO77931.1
NP_811737.1
Q8A3X9
3CO4[A] β-D-GlcpN
1.92
3FND[A] 1.90
 endo-β-N-acetylglucosaminidase (BT3987;BT_3987) 3.2.1.96 Bacteroides thetaiotaomicron VPI-5482 AAO79092.1
NP_812898.1
Q8A0N4
3POH[A] 1.55
 chitinase (ChiL) 3.2.1.14 Chitiniphilus shinanonensis SAY3 BAK53954.1  
cryst    
 CV3316   Chromobacterium violaceum ATCC 12472 AAQ60980.1
NP_902986.1
Q7NSV3
4TXG[A] 1.75
 chitinase (CV2736;CV_2736)   Chromobacterium violaceum ATCC 12472 AAQ60406.1
NP_902406.1
Q7NUG2
5JH8[A] <carb_like_MLZ>
1.02
 chitinase (Chi45;CvChi45;CV2935) 3.2.1.14 Chromobacterium violaceum ATCC 12472 AAQ60603.1
NP_902605.1
Q7NTW8
4TX8[A] β-D-GlcpNAc
2.17
 Dhaf_4489   Desulfitobacterium hafniense DCB-2 ACL22490.1 B8FWJ2
4WIW[A,B,C,D,E,F] 2.64
 endo-N-acetylglucosaminidase F1 (EndoF1;Endo F1) 3.2.1.96 Elizabethkingia meningoseptica ATCC 33958 AAA24922.1 P36911
2EBN[A] 2.00
 endo-N-acetylglucosaminidase F3 (EndoF3;Endo F3) 3.2.1.96 Elizabethkingia meningoseptica ATCC 33958 AAA24924.1 P36913
1EOK[A] 1.80
1EOM[A] β-D-Galp-(1-4)-β-D-GlcpNAc-(1-2)-α-D-Manp-(1-6)[β-D-Galp-(1-4)-β-D-GlcpNAc-(1-2)-α-D-Manp-(1-3)]-β-D-Manp-(1-4)-β-D-GlcpNAc
2.10
 chitinase II (KPN_01201)   Klebsiella pneumoniae subsp. pneumoniae MGH 78578 ABR76634.1 A6T7R3
3QOK[A] 2.60
 chitinase (ChiA;L9964) (Chi18A) 3.2.1.14 Lactococcus lactis subsp. lactis Il1403 AAK06048.1
NP_268107.1
Q9CE95
3IAN[A] 1.75
 chitinase 60 (Chi60;MmChi60) 3.2.1.14 Moritella marina CAM88673.1 B1VBB0
4HMC[A] 2.10
4HMD[A] 2.26
4HME[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.07
4MB3[A] 1.55
4MB4[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.48
4MB5[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
1.64
4W5Z[A] 1.32
 chitinase F1 (ChiF1)   Nocardiopsis sp. F96 BAC98349.1 Q76GR3
cryst    
 multi-modular chitinase (ChiW) 3.2.1.14 Paenibacillus sp. FPU-7 BAM67143.1  
5GZT[B] 2.10
5GZU[A,B] 2.03
5GZV[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.61
 multi-modular chitinase (ChiW) 3.2.1.14 Paenibacillus sp. FPU-7 BAM67143.1  
5GZT[B] 2.10
5GZU[A,B] 2.03
5GZV[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.61
 class V chitinase (PFL_1213)   Pseudomonas protegens Pf-5 AAY90500.1 Q4KHD9
4Q6T[A] 1.40
 chitinase A (ChiA;SmChiA) 3.2.1.14 Serratia marcescens 2170 / 27117 / BJL200 / ATCC990 / QMB1466 AAA26551.1
AAR10884.1
BAA31567.1
CAA27292.1
CAA85291.1
O83008
P07254
1CTN[A] 2.30
1EDQ[A] 1.55
1EHN[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.90
1EIB[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.80
1FFQ[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.90
1FFR[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.80
1K9T[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.80
1NH6[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.05
1RD6[A] 2.60
1X6L[A] 1.90
1X6N[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
2.00
2WK2[A] <non_carb>-(1-2)-β-D-GlcpN-(1-4)[<non_carb>-(1-2)]-β-D-GlcpN
2.05
2WLY[A] 2.40
2WLZ[A] 1.82
2WM0[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.90
 chitinase B (ChiB;SmChiB) 3.2.1.14 Serratia marcescens BJL200 CAA85292.1 Q54276
1E15[A,B] 1.9
1E6N[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.25
1E6P[A,B] 1.70
1E6R[A,B] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
2.5
1E6Z[A,B] β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.99
1GOI[A,B] 1.45
1GPF[A,B] 1.85
1O6I[A,B] 1.70
1OGB[A,B] 1.85
1OGG[A,B] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.97
1UR8[A,B] β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.9
1UR9[A,B] β-D-GlcpNAc-(1-4)-β-D-Glcp1N2NAc-(1-1)-<non_carb>
1.8
1W1P[A,B] 2.1
1W1T[A,B] 1.9
1W1V[A,B] 1.85
1W1Y[A,B] 1.85
 chitinase C / C1 (ChiC;ChiC1;SmChiC;SmChi18C) 3.2.1.14 Serratia marcescens BJL200 CAF74787.1 Q700B8
4AXN[A,B] 1.68
 chitinase B (ChiB) 3.2.1.14 Serratia marcescens QMB1466 / BJL200 CAA33278.1
AAL57855.1
BAA31568.1
P11797
Q547S1
1H0G[A,B] 2.00
1H0I[A,B] 2.00
3WD0[A] 1.70
3WD1[A] 2.30
3WD2[A] 2.20
3WD3[A] 2.20
3WD4[A] 2.00
4Z2G[A] 2.60
4Z2H[A] 2.35
4Z2I[A] 2.00
4Z2J[A] 2.60
4Z2K[A] 2.30
4Z2L[A] 2.30
 chitinase D (ChiD;SpChiD;Spro_2725) 3.2.1.14 Serratia proteamaculans 568 ABV41826.1 A8GFD6
4LGX[A] 1.49
4NZC[A] 1.45
4PTM[A] β-D-GlcpNAc
1.70
4Q22[A] β-D-GlcpNAc
1.93
 endo-β-N-acetylglucosaminidase S (EndoS;NdoS;Endo S) 3.2.1.96 Streptococcus pyogenes 40/58 AP1 AAK00850.1 Q9APG4
cryst    
 endo-β-N-acetylglucosaminidase (EndoS;M5005_Spy_1540) 3.2.1.96 Streptococcus pyogenes MGAS5005 AAZ52158.1  
4NUY[A] 2.61
4NUZ[A] 1.91
 chitinase A (ChiA;Chi18bA;SCK15.05c;SCO5003) (Chi18A) 3.2.1.14 Streptomyces coelicolor A3(2) CAB92596.1
BAA75642.1
NP_629155.1
Q9KY99
Q9Z9M9
3EBV[A] 1.50
 endo-β-N-acetylglucosaminidase H (EndoH;Endo-H;Endo H) 3.2.1.96 Streptomyces plicatus AAA26738.1
AAX00996.1
AAY74563.1
ABA35708.1
P04067
1C3F[A] 2.10
1C8X[A] 2.00
1C8Y[A] 2.00
1C90[A,B] 2.10
1C91[A] 2.10
1C92[A] 2.10
1C93[A] 2.10
1EDT[A] 1.90
 chitinase (Chi40) 3.2.1.14 Streptomyces thermoviolaceus OPC-520 BAA03404.1 Q56077
4W5U[A,B] 2.77
 chitinase A (ChiA;VhChiA) 3.2.1.14 Vibrio harveyi AAK11576.1 Q9AMP1
3ARO[A] 2.22
3ARP[A] 1.55
3ARQ[A] α-L-2-deoxy-Fucp3N-(1-1)-<non_carb>
1.50
3ARR[A] 1.65
3ARS[A] 2.45
3ART[A] 2.23
3ARU[A] 1.90
3ARV[A] 1.50
3ARW[A] 1.50
3ARX[A] 1.16
3ARY[A] 1.35
3ARZ[A] 1.82
3AS0[A] 2.00
3AS1[A] 2.00
3AS2[A] 1.80
3AS3[A] 2.40
3B8S[A,B] 2.00
3B9A[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.80
3B9D[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.72
3B9E[A] 1.70
 chitinase (Chi1) (Yen-Tc subunit) 3.2.1.14 Yersinia sp. MH-1 / Yersinia entomophaga MH96 ABG33870.1 B6A876
3OA5[A,B] 1.74
4A5Q[A,B,C,D,E] 17.00
 chitinase (Chi2) (Yen-Tc subunit) 3.2.1.14 Yersinia sp. MH-1 / Yersinia entomophaga MH96 ABG33867.1  
4DWS[A,B,C,D] <carb_like_MLZ>
1.80
Eukaryota
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 chitinase (ChiC;AtChiC;At4g19810) 3.2.1.14 Arabidopsis thaliana CAA19698.1
ABL66795.1
AEE84228.1
ANM66365.1
BAE99745.1
CAB78983.1
NP_193716.1
O81862
3AQU[A,B,C,D] 2.01
 chitinase (ChiC;AFUA_5G03850) (fragment)   Aspergillus fumigatus Af293 EAL85921.2  
2Y8V[A,B,C,D] 1.99
 chitinase B1 (ChiB1) 3.2.1.14 Aspergillus fumigatus ATCC 13073 AAO61686.1 Q873X9
1W9P[A,B] 1.7
1W9U[A,B] 1.85
1W9V[A,B] 2.00
2A3A[A,B] 2.10
2A3B[A,B] 1.90
2A3C[A,B] 2.07
2A3E[A,B] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.95
2IUZ[A,B] 1.95
3CH9[A,B] 2.20
3CHC[A,B] 1.90
3CHD[A,B] 2.00
3CHE[A,B] 2.05
3CHF[A,B] 1.95
 chitinase A1 (ChiA1)   Aspergillus fumigatus ATCC 13073 AAO61685.1 Q873Y0
2XTK[A,B] 2.00
2XUC[A,B,C] 2.30
2XVN[A,B,C] 2.35
2XVP[A,B] 2.00
4TX6[A,B] 1.90
 chitinase (ChiB) 3.2.1.14 Aspergillus fumigatus YJ-407 AAP23218.1 Q870C0
1WNO[A,B] α-D-GlcpNAc
β-D-GlcpNAc
2.10
 signal processing protein (Chi3L1;Spc-40)   Bos taurus AAP41220.2
AAP41220.1
P30922
1OWQ[A] 2.00
2ESC[A] 2.10
 signalling glycoprotein / mammary gland protein 40 (SPB-40) (partial)   Bubalus bubalis AAP42568.2 Q7YS85
1SV8[A] 2.80
1TFV[A] 2.90
2O9O[A] 2.80
2QF8[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
2.80
4MAV[A] α-D-Ribf
2.79
4ML4[A] 2.50
4MPK[A] β-D-GlcpNAc
2.65
4MTV[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.80
4NSB[A] 3.05
4Q7N[A] 1.79
 signaling protein / mammary gland protein (SPB-40;Mgp-40)   Bubalus bubalis AFN52415.1 Q7YS85
4S06[A] 1.49
5WSI[A] 1.49
5WSJ[A] α-D-Ribf
1.65
5WSM[A] 1.79
5YAR[A] α-D-Ribf
1.65
 concanavalin B   Canavalia ensiformis CAA58450.1 P49347
1CNV[A] 1.65
 signalling protein (SPG-40;MGP-40;BP40;CHI3L1)   Capra hircus AAL87007.1 Q8SPQ0
1LJY[A] 2.90
1QZO[A] 2.35
1SYT[A] 2.60
1ZBV[A] 3.21
1ZBW[A] β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.80
1ZU6[A] β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.28
1ZU7[A] α-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.09
1ZU8[A] α-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
3.05
1ZU9[A] α-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
3.10
2A09[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.45
2A0O[A] α-D-ManpNAc-(1-4)-α-D-ManpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.90
2AOS[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.90
2B2Z[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.28
2B31[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
3.10
2B40[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.90
2B41[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.09
2DSZ[A] 2.35
2DT0[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.45
2DT1[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.09
2DT2[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.90
2DT3[A] β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.28
2O92[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
3.00
2OLH[A] α-D-Glcp-(1-4)-β-D-Glcp
2.78
 chitinase (CrChi1) 3.2.1.14 Clonostachys rosea CGMCC 0806 ABV57861.1 A9LI60
3G6L[A] 1.80
3G6M[A] 1.65
 complement fixation-chitinase 3.2.1.14 Coccidioides posadasii SILVEIRA AAB48567.1
AAB48566.1
P0CB51
P54196
1D2K[A] 2.20
1LL4[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
2.80
1LL6[A] 2.80
1LL7[A] 2.00
 chitinase (CVC) (partial)   Crocus vernus    
3SIM[B] 2.10
3SIM[A] 2.10
 chitinase A (ChiA;CrChiA;CrChi-A) 3.2.1.14 Cycas revoluta BAD98525.1 Q4W6L6
3WIJ[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.30
4MNJ[A] 1.58
4MNK[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.29
4MNL[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.60
4MNM[A] β-D-GlcpNAc
1.80
4R5E[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
1.50
 imaginal disk growth factor 2 (Idgf2;CG4475)   Drosophila melanogaster AAC99418.1
AAF45017.1
AAF53536.1
AAL28234.1
ADD74348.1
ADF50363.1
AFH03716.1
AFH03717.1
NP_477257.2
Q9V3D4
Q9V3D4
1JND[A] 1.30
1JNE[A] 1.70
 bifunctional chitinase / lysozyme (hevamine A) 3.2.1.14
3.2.1.17
Hevea brasiliensis CAA07608.1
AAB19633.1
ABI32402.1
ABI32402.2
ADR82196.1
CAA09110.1
P23472
1HVQ[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.20
1KQY[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.92
1KQZ[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.92
1KR0[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.92
1KR1[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.00
1LLO[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.85
2HVM[A] 1.80
 chitinase-like (YKL-39;Chi3L2;CHI3L2)   Homo sapiens AAB04533.1
AAB04534.1
AAC50597.1
AAH11460.1
AAP35413.1
AAQ41065.1
ABA82278.1
ABH96470.1
ACM83238.1
BAD97036.1
BAG60679.1
CAH70799.1
NP_003991.2
Q15782
Q96F97
4AY1[A,B,C,D,E,F,G,H,I,J, β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.95
4P8U[A] 2.40
4P8V[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.64
4P8W[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
1.87
4P8X[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.48
 chitinase / chitotriosidase (Chit1;CHIT1;CHIT-1;HCHT;HsCht) 3.2.1.14 Homo sapiens CAC37767.1
AAC50246.1
AAE83140.1
AAE83141.1
AAG10644.1
AAH69614.1
AAI03696.1
AAI05681.1
AAI05682.1
AAI05683.1
AAY73903.1
AAY73904.1
ABE14345.1
BAG51478.1
CAC37768.1
NP_003456.1
Q13231
1GUV[A] 2.35
1HKI[A] β-D-AllpNAc6Me-(1-4)-β-D-GlcpNAc-(1-1)-<non_carb>
<carb_like_ALI>
2.55
1HKJ[A] β-D-AllpNAc6Me-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
2.6
1HKK[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.85
1HKM[A] β-D-AllpNAc-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_ALI>
2.55
1LG1[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.78
1LG2[A] 2.10
1LQ0[A] 2.20
1WAW[A] 1.75
1WB0[A] 1.65
4WJX[A] 1.00
4WK9[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.10
4WKA[A] 0.95
4WKF[A] 1.10
4WKH[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.05
5HBF[A,B] 1.95
 chitin-binding lectin / chitinase 3-like-1 (Chi3L1;gp-39;HC-gp39;HumGP39;YKL-40)   Homo sapiens AAH08568.1
AAA16074.1
AAH38354.1
AAH39132.1
AAP35887.1
ABA82376.1
ACM80555.1
ACM82449.1
BAG35757.1
CAA69661.1
CAB76472.1
NP_001267.1
B2R7B0
P36222
1HJV[A,B,C,D] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.75
1HJW[A,B] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.3
1HJX[A,B,C,D] 1.85
1NWR[A,B,C,D] 2.70
1NWS[A,B,C,D] β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.70
1NWT[A,B,C,D] β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.50
1NWU[A,B,C,D] α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.20
 acidic chitinase / acidic mammalian chitinase (ChiA;CHIA;hAMCase) 3.2.1.14 Homo sapiens AAG60019.1
AAH36339.1
AAH36339.2
AAH47336.1
AAH47336.2
AAI06911.1
AAI39902.1
AAI39921.1
AAX02309.1
AAX02311.1
AAX54833.1
AAX81431.1
AAX81432.1
AAX81433.1
AAX81434.1
AAY07520.1
AAY07521.1
BAA86980.1
BAA86981.1
BAF83391.1
CAD35096.1
CAH70802.1
CAH70803.1
CAH70804.1
CAI19263.1
CAI19265.1
CAI19266.1
NP_068569.1
Q9BZP6
2YBT[A,B,C,D,E,F] 2.22
2YBU[A,B,C,D,E,F] 2.25
3FXY[A,B,C,D] 2.00
3FY1[A,B] β-D-AllpNAc6Me-(1-4)-β-D-AllpNAc-(1-1)-<non_carb>
<carb_like_AMI>
1.70
3RM4[A,B] 1.90
3RM8[A,B] 1.80
3RM9[A,B] 2.10
3RME[A,B] 1.80
 chitin-binding protein (Brp39)   Mus musculus AAH05611.1
AAH03780.1
AAH04734.1
ABY53363.1
BAC34654.1
BAE33251.1
CAA63603.1
CAJ18491.1
NP_031721.1
Q4FJW9
Q61362
Q61362
cryst    
 ECF-L (CHI3L3;Ym1)   Mus musculus BAA13458.2
AAB01230.1
AAB62394.2
AAH61154.1
AAX02313.1
BAE23385.1
BAE32572.1
NP_034022.1
O35744
O35744
Q3U462
1E9L[A] β-D-GlcpN
2.5
1VF8[A] 1.31
 chitinase (ChiV;Chi-V;NtChiV;ChiC1) 3.2.1.14 Nicotiana tabacum CAA54374.1
CAB58462.1
Q43576
3ALF[A] 1.20
3ALG[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
1.80
 chitinase-h (Chi-H;OfChi-H) 3.2.1.14 Ostrinia furnacalis BAE16587.1
AGZ20170.1
Q4AE59
5GPR[A] 3.23
5GQB[A] β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
2.70
 chitinase (Cht5;OfChtI;OfCHT5) 3.2.1.14 Ostrinia furnacalis ABB97081.2
AAW50396.1
ABB97081.1
ABI81757.1
Q2V6H4
3W4R[A] 1.70
3WKZ[A] 2.00
3WL0[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.20
3WL1[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
1.77
3WQV[A] β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
2.04
3WQW[A] β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN-(1-4)-β-D-GlcpN
2.00
 signal processing protein (SPS-40;Chi3L1)   Ovis aries AAQ94054.1 Q6TMG6
1R2V[A] 2.07
1SR0[A] 3.05
1ZBK[A] β-D-GlcpNAc
2.90
1ZL1[A] 3.50
2AO8[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.20
2AOK[A] α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.80
2B2L[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.54
2B2P[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.80
2DPE[A] 2.07
2DSU[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
2.20
2DSV[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
2.54
2DSW[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.80
2FDM[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-α-D-GlcpNAc
3.00
2G41[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
3.00
2G8Z[A] β-D-GlcpNAc-(1-4)-β-D-GlcpNAc-(1-4)-D-1-deoxy-GlcpNAc
2.50
2PI6[A] 1.65
 endochitinase (Ppl2) 3.2.1.14 Parkia platycephala CAO78600.1 A6ZJJ1
2GSJ[A] 1.73
 chitinase A (ChiA;PrChiA) 3.2.1.14 Pteris ryukyuensis BAE98134.1 Q0WYK2
4RL3[A,B] 1.57
 class III chitinase (Psc) 3.2.1.14 Punica granatum BAK68869.1  
4TOQ[A,B,C,D] 1.60
 chitinase-related agglutinin (RobpsCRA)   Robinia pseudoacacia ABL98074.1 A1YZD2
4URI[A,B] 1.85
 chitinase (Cts1;YLR286C) 3.2.1.14 Saccharomyces cerevisiae S288c AAT93059.1
AAB67331.1
ABC16985.1
NP_013388.1
P29029
2UY2[A] 1.60
2UY3[A] 1.90
2UY4[A] 1.75
2UY5[A] 1.6
4TXE[A] 1.80
 xylanase-A-amylase inhibitor / allergen (XAIP-III;Scam1) (partial)   Scadoxus multiflorus ADO23650.1  
3O9N[A] 2.40
4N42[A] 2.20
 haementhin (XAIP)   Scadoxus multiflorus ACD36579.1 B2ZGS7
3D5H[A] 2.00
3HU7[A] 2.00
3M7S[A] β-D-Glcp-(1-4)-β-D-Glcp
2.40
3OIH[A] α-D-Glcp-(1-1)-α-D-Glcp
1.87
 xylanase and α-amylase inhibitor isoform II   Scadoxus multiflorus AIIMSBP-002 ADJ78351.1 D9MWI4
3MU7[A] 1.29
 signal processing protein (Spp-40)   Sus scrofa AAV30548.1 Q29411
1XHG[A] 2.90
1XRV[A] 2.10
1ZB5[A] 2.45
1ZBC[A] 2.29
 Chi-lectin (TCLL;TACC-III) (partial)   Tamarindus indica    
4B15[A] 1.49
4B16[A] β-D-GlcpNAc
1.61
 mannosyl-glycoprotein endo-β-N-acetylglucosaminidase T (EndoT;Endo T;ENGase;Eng18A) 3.2.1.96 Trichoderma reesei RUT-C30 CAZ16624.1
CAL49862.1
CAL49863.1
C4RA89
4AC1[X] 1.30
 xylanase inhibitor protein I (XipI;XIP-I;Xip)   Triticum aestivum CAD19479.1
ADB81849.1
AGN71004.1
Q8L5C6
1OM0[A] 1.80
1TA3[A] 1.70
1TE1[A] 2.50
 narbonin   Vicia narbonensis CAA80983.1
CAA80979.1
CAA80980.1
Q08884
Q41675
1NAR[A] 1.80
Viruses
Protein Name EC#OrganismGenBankUniprot
PDB/3D Carbohydrate Ligands Resolution (Å)
 Ac-ChiA   Autographa californica nucleopolyhedrovirus E2 AIU56979.1
CAD79454.1
 
5DEZ[A,B] β-D-GlcpNAc
β-D-GlcpNAc-(1-4)-β-D-GlcpNAc
2.30
5DF0[A,B] β-D-GlcpNAc
3.25
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