EPH receptor A3
Kinase structure
Kinase:EPHA3 (EphA3)
Family:Eph
Group:TK
Species:HUMAN
IUPHAR/BPS ID:1823
PDB:4P5Z
sc-PDB:
KIDFamMap:Search
Release date:2014-08-13
PubMed: 25076195
Chain:A
Orthosteric ligand:Q7M
2D structure of the orthosteric ligand
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The orthosteric binding pocket
Structural information
DFG conformation:out
αC-helix conformation:in
G-rich loop angle (distance):63.8° (18.9Å)
G-rich loop rotation:72°
Quality Score:8.4
Resolution:2 Å
Missing Residues:3
Missing Atoms:4
Ligand binding mode
PocketsSubpocketsWaters
front
gate
back
BP-I-B
BP-II-out
Cluster
I1
Ligand
No
Protein
Yes

Pocket alignment
Uniprot sequence:KVVGAGEFGEVCSVAIKTLDFLGEASIMGQFDPNIIRLEGVMIVTEYMENGSLDSFLRKYLSDMGYVHRDLAARNILIVSDFGLS
Sequence structure:KVVGAGEFGEVCSVAIKTLDFLGEASIMGQFDPNIIRLEGVMIVTEYMENGSLDSFLRKYLSDMGYVHRDLAARNILIVSDF___

Ligand affinity
ChEMBL ID:CHEMBL3321822
Bioaffinities: 2 records for 2 kinases
Species Kinase (ChEMBL naming) Median Min Max Type Records
Homo sapiensEphrin type-A receptor 37.47.47.4pKd1
Homo sapiensEphrin type-B receptor 47.17.17.1pIC501


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
625
2 V
626
3 V
627
4 G
628
5 A
629
6 G
630
7 E
631
8 F
632
9 G
633
10 E
634
11 V
635
12 C
636
13 S
637
14 V
650
15 A
651
16 I
652
17 K
653
18 T
654
19 L
655
20 D
666
αC b.l IV
21 F
667
22 L
668
23 G
669
24 E
670
25 A
671
26 S
672
27 I
673
28 M
674
29 G
675
30 Q
676
31 F
677
32 D
678
33 P
680
34 N
681
35 I
682
36 I
683
37 R
684
38 L
685
39 E
686
40 G
687
IV V GK hinge linker αD αE
41 V
688
42 M
696
43 I
697
44 V
698
45 T
699
46 E
700
47 Y
701
48 M
702
49 E
703
50 N
704
51 G
705
52 S
706
53 L
707
54 D
708
55 S
709
56 F
710
57 L
711
58 R
712
59 K
713
60 Y
736
αE VI c.l VII VIII x
61 L
737
62 S
738
63 D
739
64 M
740
65 G
741
66 Y
742
67 V
743
68 H
744
69 R
745
70 D
746
71 L
747
72 A
748
73 A
749
74 R
750
75 N
751
76 I
752
77 L
753
78 I
754
79 V
762
80 S
763
DFG a.l
81 D
764
82 F
765
83 _
_
84 _
_
85 _
_

Interaction pattern search
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