Receptor
PDB id Resolution Class Description Source Keywords
4WKF 1.1 Å EC: 3.2.1.14 CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE-1 CATALYTIC DOMAI COMPLEX WITH CHITOBIOSE (2.5MM) AT 1.10 A RESOLUTION HOMO SAPIENS CHIT1 GH18 CHITINASE PROTONATION STATES HYDROLYSIS CATALMECHANISM HYDROLASE
Ref.: NEW INSIGHTS INTO THE ENZYMATIC MECHANISM OF HUMAN CHITOTRIOSIDASE (CHIT1) CATALYTIC DOMAIN BY ATOMIC RESOLUTION X-RAY DIFFRACTION AND HYBRID QM/MM. ACTA CRYSTALLOGR.,SECT.D V. 71 1455 2015
Ligand
Ligand Chain:Residue Validity Ligand Warnings Binding Data NGL Viewer Molecular Weight (Da) Formula SMILES
NAG NAG B:1;
 Valid;
 none;
 submit data
408.404 n/a O=C(N...
View in 3D viewer
90% Homology Family
Leader
PDB id Resolution Class Description Source Keywords
6ZE8 1.5 Å EC: 3.2.1.14 CRYSTAL STRUCTURE OF HUMAN CHITOTRIOSIDASE-1 (HCHIT) CATALYT IN COMPLEX WITH COMPOUND OATD-01 HOMO SAPIENS CHITINASE CHITIN BINDING HYDROLASE
Ref.: DISCOVERY OF OATD-01 , A FIRST-IN-CLASS CHITINASE I AS POTENTIAL NEW THERAPEUTICS FOR IDIOPATHIC PULMON FIBROSIS. J.MED.CHEM. 2020
Members (10)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 22 families.
1 4WKH - NAG NAG n/a n/a
2 1HKK ic50 = 40 nM NAA AMI NAA n/a n/a
3 4WK9 - NAG NAG n/a n/a
4 5NRF ic50 = 163 nM 95Q C22 H27 Cl N6 c1ccc(cc1)....
5 4WKF - NAG NAG n/a n/a
6 6JK6 Kd = 1.12 uM BV0 C24 H25 N6 O3 CC1=CC=CN2....
7 6ZE8 ic50 = 23 nM QGB C19 H27 Cl N6 O C[C@H]1CN(....
8 5NR8 ic50 = 175 nM 95N C16 H23 Br N6 CN(CCc1ccc....
9 5NRA ic50 = 123 nM 95K C19 H29 Br N6 CC(C)CN(CC....
10 6JJR Ki = 0.049 uM BU0 C27 H25 N5 O2 C[C@@H](c1....
70% Homology Family (27)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 20 families.
1 1NWT - NAG NAG NAG NAG NDG NAG n/a n/a
2 1NWU - NAG NAG NAG NDG n/a n/a
3 1HJW - NAG NAG NAG NAG NAG n/a n/a
4 1ZBC - TRP PRO TRP n/a n/a
5 2DT0 - NAG NAG NAG n/a n/a
6 2DT1 - NAG NAG NAG NAG n/a n/a
7 1WAW ic50 = 0.013 uM 0AR DPR HSE HIS UN1 n/a n/a
8 1WB0 ic50 = 4.5 uM VR0 MEA IAS IAS DAL n/a n/a
9 4WKH - NAG NAG n/a n/a
10 1HKK ic50 = 40 nM NAA AMI NAA n/a n/a
11 4WK9 - NAG NAG n/a n/a
12 5NRF ic50 = 163 nM 95Q C22 H27 Cl N6 c1ccc(cc1)....
13 4WKF - NAG NAG n/a n/a
14 6JK6 Kd = 1.12 uM BV0 C24 H25 N6 O3 CC1=CC=CN2....
15 6ZE8 ic50 = 23 nM QGB C19 H27 Cl N6 O C[C@H]1CN(....
16 5NR8 ic50 = 175 nM 95N C16 H23 Br N6 CN(CCc1ccc....
17 5NRA ic50 = 123 nM 95K C19 H29 Br N6 CC(C)CN(CC....
18 6JJR Ki = 0.049 uM BU0 C27 H25 N5 O2 C[C@@H](c1....
19 2YBT ic50 = 20 uM DW0 C17 H20 N8 O4 Cn1cnc2c1C....
20 3RM4 Kd = 1.69 uM 3RM C14 H19 Br N6 O c1cc(ccc1O....
21 3RM9 Kd = 17 uM 613 C11 H15 Cl N4 [H]/N=C(N)....
22 2YBU Ki = 0.42 uM CX9 C16 H18 N8 O4 Cn1cnc2c1C....
23 3RME ic50 = 22 uM RME C17 H22 N6 O3 Cc1ccnc(c1....
24 3FY1 - NAA AMI NA1 n/a n/a
25 4P8V Kd = 204 uM NAG NAG n/a n/a
26 4AY1 - NAG NAG NAG NAG n/a n/a
27 4P8X Kd = 0.04 uM NAG NAG NAG NAG NAG NAG n/a n/a
50% Homology Family (47)
No: PDB id Binding Data Representative ligand Formula Smiles
The Class containing this family consists of a total of 223 families.
1 5Y2B - NAG NAG NAG NAG NAG NAG NAG n/a n/a
2 6JAW Ki = 2.18 uM BBO C19 H20 N2 O3 c1cc2cccc3....
3 6JAX - GCS GCS GCS GCS GCS GCS GCS GCS n/a n/a
4 6JAV Ki = 1.72 uM BC0 C20 H19 Cl N4 S2 CN1Cc2c(c3....
5 6JAY Ki = 1.99 uM JUK C22 H22 N5 O4 c1cc(oc1)C....
6 1NWT - NAG NAG NAG NAG NDG NAG n/a n/a
7 1NWU - NAG NAG NAG NDG n/a n/a
8 1HJW - NAG NAG NAG NAG NAG n/a n/a
9 3WQV Kd = 6.2 uM GCS GCS GCS GCS GCS n/a n/a
10 3WQW - GCS GCS GCS GCS GCS n/a n/a
11 1WNO - NAG C8 H15 N O6 CC(=O)N[C@....
12 2A3C Kd = 43 uM PNX C13 H18 N4 O3 CC(=O)CCCC....
13 2A3A ic50 = 1500 uM TEP C7 H8 N4 O2 CN1c2c([nH....
14 1W9U Kd = 0.81 uM 0AR DPR HSE HIS UN1 n/a n/a
15 6KXN - NAG NAG n/a n/a
16 6KXL - NAG C8 H15 N O6 CC(=O)N[C@....
17 6KXM - NAG NAG n/a n/a
18 1ZB5 - TRP PRO TRP n/a n/a
19 2DSU - NDG NAG NAG n/a n/a
20 1ZBC - TRP PRO TRP n/a n/a
21 2DT0 - NAG NAG NAG n/a n/a
22 2DT1 - NAG NAG NAG NAG n/a n/a
23 2DT3 Kd = 18 uM NAG NAG NAG NAG NAG NAG n/a n/a
24 1WAW ic50 = 0.013 uM 0AR DPR HSE HIS UN1 n/a n/a
25 1WB0 ic50 = 4.5 uM VR0 MEA IAS IAS DAL n/a n/a
26 5Y2C - NAG NAG NAG NAG NAG n/a n/a
27 4WKH - NAG NAG n/a n/a
28 1HKK ic50 = 40 nM NAA AMI NAA n/a n/a
29 4WK9 - NAG NAG n/a n/a
30 5NRF ic50 = 163 nM 95Q C22 H27 Cl N6 c1ccc(cc1)....
31 4WKF - NAG NAG n/a n/a
32 6JK6 Kd = 1.12 uM BV0 C24 H25 N6 O3 CC1=CC=CN2....
33 6ZE8 ic50 = 23 nM QGB C19 H27 Cl N6 O C[C@H]1CN(....
34 5NR8 ic50 = 175 nM 95N C16 H23 Br N6 CN(CCc1ccc....
35 5NRA ic50 = 123 nM 95K C19 H29 Br N6 CC(C)CN(CC....
36 6JJR Ki = 0.049 uM BU0 C27 H25 N5 O2 C[C@@H](c1....
37 3RM8 ic50 = 0.7 uM RM8 C19 H22 N4 Cc1c(c2ccc....
38 2YBT ic50 = 20 uM DW0 C17 H20 N8 O4 Cn1cnc2c1C....
39 3RM4 Kd = 1.69 uM 3RM C14 H19 Br N6 O c1cc(ccc1O....
40 3RM9 Kd = 17 uM 613 C11 H15 Cl N4 [H]/N=C(N)....
41 2YBU Ki = 0.42 uM CX9 C16 H18 N8 O4 Cn1cnc2c1C....
42 3RME ic50 = 22 uM RME C17 H22 N6 O3 Cc1ccnc(c1....
43 3FY1 - NAA AMI NA1 n/a n/a
44 4P8V Kd = 204 uM NAG NAG n/a n/a
45 4AY1 - NAG NAG NAG NAG n/a n/a
46 4P8X Kd = 0.04 uM NAG NAG NAG NAG NAG NAG n/a n/a
47 4R5E Kd = 0.000000064 M AO3 C25 H42 N4 O14 CC(=O)N[C@....
Polypharmacology
Similar Ligands (2D)
Ligand no: 1; Ligand: NAG NAG; Similar ligands found: 46
No: Ligand ECFP6 Tc MDL keys Tc
1 NAG NAG 1 1
2 GDL NAG 0.608696 0.979592
3 NAG GCS GCS 0.607595 0.921569
4 NAG GAL 0.588235 0.918367
5 NAG NAG NAG NAG NAG NAG NAG NAG 0.575342 0.96
6 NDG NAG NAG NAG NAG 0.575342 0.96
7 NAG NAG NAG NAG NAG NAG 0.575342 0.96
8 NAG NAG NAG NAG NAG 0.575342 0.96
9 NAG GAL GAL 0.519481 0.918367
10 NAG NAG NAG TMX 0.518519 0.813559
11 NAG GAL NAG 0.506173 0.979592
12 NAG GAL FUC A2G 0.5 0.938776
13 NAG G6S 0.5 0.707692
14 ASG 0.492754 0.646154
15 NAG GAL NAG GAL 0.488095 0.979592
16 NAG GAL NAG GAL NAG GAL 0.488095 0.96
17 KPM 0.483146 0.886792
18 SN5 SN5 0.473684 0.811321
19 NAG GAL UNU 0.45977 0.921569
20 NAG NAG MAN MAN MAN 0.452632 0.979592
21 NAG NAG BMA MAN NAG 0.451613 0.96
22 NAG GAL FUC GLA 0.449438 0.938776
23 NAG GAL BEK 0.431579 0.827586
24 NDG 0.430769 0.816327
25 BM3 0.430769 0.816327
26 NAG 0.430769 0.816327
27 A2G 0.430769 0.816327
28 HSQ 0.430769 0.816327
29 NGA 0.430769 0.816327
30 NAG GAL BGC GAL 0.430233 0.918367
31 NAG BMA MAN MAN MAN MAN 0.421053 0.918367
32 ASG GC4 0.41573 0.681818
33 NAG GCU NAG GCD 0.413462 0.907407
34 NDG NAG 0.4125 0.96
35 GAL NAG GAL 0.411765 0.918367
36 NAG BMA MAN MAN MAN MAN MAN MAN MAN 0.41 0.918367
37 NAG GAL SIA 0.407767 0.942308
38 BGC GAL NGA 0.404762 0.918367
39 TVD GAL 0.402597 0.96
40 NAG NAG NAG NAG NAG NAG NAG 0.402299 0.924528
41 NAG NAG NAG 0.402299 0.924528
42 NAG NAG NAG NAG 0.402299 0.924528
43 MBG A2G 0.4 0.92
44 NAG NOJ NAG NAG 0.4 0.875
45 MAN NAG GAL 0.4 0.918367
46 NAG NOJ NAG 0.4 0.890909
Similar Ligands (3D)
Ligand no: 1; Ligand: NAG NAG; Similar ligands found: 10
No: Ligand Similarity coefficient
1 NAG NGO 0.9606
2 NGT NAG 0.9302
3 SN5 NGT 0.9295
4 3QL 0.9276
5 GAL NAG 0.9035
6 NGA NAG 0.8967
7 NDG GAL 0.8890
8 MBG NAG 0.8829
9 GAL NGA 0.8823
10 BGC BGC 0.8526
Similar Binding Sites (Proteins are less than 50% similar to leader)
Pocket No.: 1; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: 1
This union binding pocket(no: 1) in the query (biounit: 6ze8.bio3) has 19 residues
No: Leader PDB Ligand Sequence Similarity
1 6HM1 AO3 45.2055
Pocket No.: 2; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: 1
This union binding pocket(no: 2) in the query (biounit: 6ze8.bio5) has 19 residues
No: Leader PDB Ligand Sequence Similarity
1 6HM1 AO3 45.2055
Pocket No.: 3; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: No similar binding sites found, or similarity not calculated due to duplicate pocket.
This union binding pocket(no: 3) in the query (biounit: 6ze8.bio1) has 35 residues
No: Leader PDB Ligand Sequence Similarity
Pocket No.: 4; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: 1
This union binding pocket(no: 4) in the query (biounit: 6ze8.bio4) has 19 residues
No: Leader PDB Ligand Sequence Similarity
1 6HM1 AO3 45.2055
Pocket No.: 5; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: 1
This union binding pocket(no: 5) in the query (biounit: 6ze8.bio6) has 19 residues
No: Leader PDB Ligand Sequence Similarity
1 6HM1 AO3 45.2055
Pocket No.: 6; Query (leader) PDB : 6ZE8; Ligand: QGB; Similar sites found with APoc: 2
This union binding pocket(no: 6) in the query (biounit: 6ze8.bio2) has 19 residues
No: Leader PDB Ligand Sequence Similarity
1 6JMN BV0 41.0959
2 6HM1 AO3 45.2055
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