Erb-b2 receptor tyrosine kinase 3
Kinase structure
Kinase:ERBB3 (ErbB3)
Family:EGFR
Group:TK
Species:HUMAN
IUPHAR/BPS ID:1798
PDB:4RIX
sc-PDB:
KIDFamMap:Search
Release date:2014-12-10
PubMed: 25468994
Chain:C
Orthosteric ligand:ANP
2D structure of the orthosteric ligand
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The orthosteric binding pocket


More entries for 4RIX
4RIXChain: A
4RIXChain: B
4RIXChain: D


Structural information
DFG conformation:in
αC-helix conformation:out
G-rich loop angle (distance):46° (13.8Å)
G-rich loop rotation:33.7°
Quality Score:8
Resolution:3.1 Å
Missing Residues:0
Missing Atoms:0
Ligand binding mode
PocketsSubpockets
front

Pocket alignment
Uniprot sequence:KVLGSGVFGTVHKVCIKVIAVTDHMLAIGSLDAHIVRLLGLQLVTQYLPLGSLLDHVRQYLEEHGMVHRNLAARNVLLVADFGVA
Sequence structure:KVLGSGVFGTVHKVCIKVIAVTDHMLAIGSLDAHIVRLLGLQLVTQYLPLGSLLDHVRQYLEEHGMVHRNLAARNVLLVADFGVA

Ligand affinity
ChEMBL ID:CHEMBL1230989
Bioaffinities: No (p)Ki/(p)IC50/(p)EC50 values for kinases found (confidence ≥ 8).


Kinase-ligand interaction pattern
Hydrophobic Aromatic face-to-face Aromatic face-to-edge H-bond donor H-bond acceptor Ionic positive Ionic negative
I g.l II III αC
1 K
694
2 V
695
3 L
696
4 G
697
5 S
698
6 G
699
7 V
700
8 F
701
9 G
702
10 T
703
11 V
704
12 H
705
13 K
706
14 V
720
15 C
721
16 I
722
17 K
723
18 V
724
19 I
725
20 A
736
αC b.l IV
21 V
737
22 T
738
23 D
739
24 H
740
25 M
741
26 L
742
27 A
743
28 I
744
29 G
745
30 S
746
31 L
747
32 D
748
33 A
750
34 H
751
35 I
752
36 V
753
37 R
754
38 L
755
39 L
756
40 G
757
IV V GK hinge linker αD αE
41 L
758
42 Q
765
43 L
766
44 V
767
45 T
768
46 Q
769
47 Y
770
48 L
771
49 P
772
50 L
773
51 G
774
52 S
775
53 L
776
54 L
777
55 D
778
56 H
779
57 V
780
58 R
781
59 Q
782
60 Y
805
αE VI c.l VII VIII x
61 L
806
62 E
807
63 E
808
64 H
809
65 G
810
66 M
811
67 V
812
68 H
813
69 R
814
70 N
815
71 L
816
72 A
817
73 A
818
74 R
819
75 N
820
76 V
821
77 L
822
78 L
823
79 V
831
80 A
832
DFG a.l
81 D
833
82 F
834
83 G
835
84 V
836
85 A
837

Interaction pattern search
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