LCK proto-oncogene, Src family tyrosine kinase
Kinase structure
Kinase:LCK
Family:Src
Group:TK
Species:HUMAN
IUPHAR/BPS ID:2053
PDB:2OFU
sc-PDB:
KIDFamMap:Search
Release date:2007-02-27
PubMed: 16884310
Chain:A
Orthosteric ligand:1N9
2D structure of the orthosteric ligand
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The orthosteric binding pocket
Structural information
DFG conformation:in
αC-helix conformation:in
G-rich loop angle (distance):64.4° (19.9Å)
G-rich loop rotation:44.8°
Quality Score:8
Resolution:2 Å
Missing Residues:0
Missing Atoms:0
Ligand binding mode
PocketsSubpocketsWaters
front
gate
back
BP-I-A
BP-I-B
Cluster
I1
I2
I4
I5
Ligand
Yes
No
No
Yes
Protein
Yes
Yes
Yes
Yes

Pocket alignment
Uniprot sequence:ERLGAGQFGEVWMVAVKSLAFLAEANLMKQLQQRLVRLYAVYIITEYMENGSLVDFLKTFIEERNYIHRDLRAANILVIADFGLA
Sequence structure:ERLGAGQFGEVWMVAVKSLAFLAEANLMKQLQQRLVRLYAVYIITEYMENGSLVDFLKTFIEERNYIHRDLRAANILVIADFGLA

Ligand affinity
ChEMBL ID:CHEMBL386760
Bioaffinities: 14 records for 12 kinases
Species Kinase (ChEMBL naming) Median Min Max Type Records
Homo sapiensFibroblast growth factor receptor 1777pIC501
Homo sapiensHepatocyte growth factor receptor5.65.65.6pIC501
Homo sapiensMAP kinase p38 alpha6.36.36.3pIC501
Homo sapiensTyrosine-protein kinase BTK777pIC501
Homo sapiensTyrosine-protein kinase JAK26.66.66.6pIC502
Homo sapiensTyrosine-protein kinase JAK35.95.95.9pIC502
Homo sapiensTyrosine-protein kinase LCK9.29.29.2pIC501
Homo sapiensTyrosine-protein kinase SRC999pIC501
Homo sapiensTyrosine-protein kinase SYK6.76.76.7pIC501
Homo sapiensTyrosine-protein kinase TIE-26.76.76.7pIC501
Homo sapiensTyrosine-protein kinase ZAP-706.46.46.4pIC501
Homo sapiensVascular endothelial growth factor receptor 26.96.96.9pIC501


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 E
249
2 R
250
3 L
251
4 G
252
5 A
253
6 G
254
7 Q
255
8 F
256
9 G
257
10 E
258
11 V
259
12 W
260
13 M
261
14 V
270
15 A
271
16 V
272
17 K
273
18 S
274
19 L
275
20 A
284
αC b.l IV
21 F
285
22 L
286
23 A
287
24 E
288
25 A
289
26 N
290
27 L
291
28 M
292
29 K
293
30 Q
294
31 L
295
32 Q
296
33 Q
298
34 R
299
35 L
300
36 V
301
37 R
302
38 L
303
39 Y
304
40 A
305
IV V GK hinge linker αD αE
41 V
306
42 Y
313
43 I
314
44 I
315
45 T
316
46 E
317
47 Y
318
48 M
319
49 E
320
50 N
321
51 G
322
52 S
323
53 L
324
54 V
325
55 D
326
56 F
327
57 L
328
58 K
329
59 T
330
60 F
354
αE VI c.l VII VIII x
61 I
355
62 E
356
63 E
357
64 R
358
65 N
359
66 Y
360
67 I
361
68 H
362
69 R
363
70 D
364
71 L
365
72 R
366
73 A
367
74 A
368
75 N
369
76 I
370
77 L
371
78 V
372
79 I
380
80 A
381
DFG a.l
81 D
382
82 F
383
83 G
384
84 L
385
85 A
386

Interaction pattern search
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