Bruton tyrosine kinase
Kinase structure
Kinase:BTK
Family:Tec
Group:TK
Species:HUMAN
IUPHAR/BPS ID:1948
PDB:4NWM
sc-PDB:
KIDFamMap:Search
Release date:2014-04-02
PubMed: 24685542
Chain:B
(Alternate) Model:B
Orthosteric ligand:2P5
2D structure of the orthosteric ligand
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The orthosteric binding pocket


More entries for 4NWM
4NWMAlternative model: AChain: A
4NWMAlternative model: AChain: B
4NWMAlternative model: BChain: A


Structural information
DFG conformation:in
αC-helix conformation:out
G-rich loop angle (distance):57.4° (17Å)
G-rich loop rotation:68.8°
Quality Score:7.6
Resolution:2.03 Å
Missing Residues:1
Missing Atoms:29
Ligand binding mode
PocketsSubpocketsWaters
front
FP-II
Cluster
I1
I2
I3
I5
I6
Ligand
No
No
No
No
Yes
Protein
No
No
Yes
Yes
Yes

Pocket alignment
Uniprot sequence:KELGTGQFGVVKYVAIKMIEFIEEAKVMMNLSEKLVQLYGVFIITEYMANGCLLNYLREYLESKQFLHRDLAARNCLVVSDFGLS
Sequence structure:KELGTGQFGVVKYVAIKMIEFIEEAKVMMNLSEKLVQLYGVFIITEYMANG_LLNYLREYLESKQFLHRDLAARNCLVVSDFGLS

Ligand affinity
ChEMBL ID:CHEMBL3263640
Bioaffinities: 24 records for 14 kinases
Species Kinase (ChEMBL naming) Median Min Max Type Records
Homo sapiensInsulin-like growth factor I receptor4.84.84.8pIC501
Homo sapiensInsulin receptor555pIC501
Homo sapiensMAP kinase-activated protein kinase 24.94.94.9pIC501
Homo sapiensMAP kinase-activated protein kinase 36.76.76.7pIC501
Homo sapiensTyrosine-protein kinase BMX7.47.47.4pIC502
Homo sapiensTyrosine-protein kinase BTK8.16.98.1pIC507
Mus musculusTyrosine-protein kinase BTK777pIC501
Homo sapiensTyrosine-protein kinase ITK/TSK7.37.37.3pIC501
Homo sapiensTyrosine-protein kinase JAK25.55.55.5pIC502
Homo sapiensTyrosine-protein kinase JAK34.54.54.5pIC502
Homo sapiensTyrosine-protein kinase receptor FLT36.36.36.3pIC501
Homo sapiensTyrosine-protein kinase SRC5.65.65.6pIC501
Homo sapiensTyrosine-protein kinase TEC7.97.97.9pIC502
Homo sapiensTyrosine-protein kinase TXK7.37.37.3pIC501


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
406
2 E
407
3 L
408
4 G
409
5 T
410
6 G
411
7 Q
412
8 F
413
9 G
414
10 V
415
11 V
416
12 K
417
13 Y
418
14 V
427
15 A
428
16 I
429
17 K
430
18 M
431
19 I
432
20 E
441
αC b.l IV
21 F
442
22 I
443
23 E
444
24 E
445
25 A
446
26 K
447
27 V
448
28 M
449
29 M
450
30 N
451
31 L
452
32 S
453
33 E
455
34 K
456
35 L
457
36 V
458
37 Q
459
38 L
460
39 Y
461
40 G
462
IV V GK hinge linker αD αE
41 V
463
42 F
471
43 I
472
44 I
473
45 T
474
46 E
475
47 Y
476
48 M
477
49 A
478
50 N
479
51 G
480
52 _
_
53 L
482
54 L
483
55 N
484
56 Y
485
57 L
486
58 R
487
59 E
488
60 Y
511
αE VI c.l VII VIII x
61 L
512
62 E
513
63 S
514
64 K
515
65 Q
516
66 F
517
67 L
518
68 H
519
69 R
520
70 D
521
71 L
522
72 A
523
73 A
524
74 R
525
75 N
526
76 C
527
77 L
528
78 V
529
79 V
537
80 S
538
DFG a.l
81 D
539
82 F
540
83 G
541
84 L
542
85 S
543

Interaction pattern search
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