Protein kinase cAMP-activated catalytic subunit alpha
Kinase structure
Kinase:PRKACA (PKACa)
Family:PKA
Group:AGC
Species:HUMAN
IUPHAR/BPS ID:1476
PDB:4WB7
sc-PDB:
KIDFamMap:Search
Release date:2015-01-21
PubMed: 25605907
Chain:B
(Alternate) Model:A
Orthosteric ligand:ATP
2D structure of the orthosteric ligand
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The orthosteric binding pocket


More entries for 4WB7
4WB7Alternative model: AChain: A
4WB7Alternative model: BChain: A
4WB7Alternative model: BChain: B


Structural information
DFG conformation:in
αC-helix conformation:in
G-rich loop angle (distance):48.3° (14.6Å)
G-rich loop rotation:59.6°
Quality Score:8
Resolution:1.9 Å
Missing Residues:0
Missing Atoms:0
Ligand binding mode
PocketsSubpocketsWaters
front
FP-II
Cluster
I1
I4
I11
Ligand
No
No
Yes
Protein
Yes
Yes
Yes

Pocket alignment
Uniprot sequence:KTLGTGSFGRVMLYAMKILHTLNEKRILQAVNPFLVKLEFSYMVMEYVPGGEMFSHLRRYLHSLDLIYRDLKPENLLIVTDFGFA
Sequence structure:KTLGTGSFGRVMLYAMKILHTLNEKRILQAVNPFLVKLEFSYMVMEYVPGGEMFSHLRRYLHSLDLIYRDLKPENLLIVTDFGFA

Ligand affinity
ChEMBL ID:CHEMBL14249
Bioaffinities: 4 records for 2 kinases
Species Kinase (ChEMBL naming) Median Min Max Type Records
Homo sapiensMAP kinase-activated protein kinase 25.24.95.6pIC503
Homo sapiensMitogen-activated protein kinase kinase kinase 75.65.65.6pKd1


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
102
2 T
103
3 L
104
4 G
105
5 T
106
6 G
107
7 S
108
8 F
109
9 G
110
10 R
111
11 V
112
12 M
113
13 L
114
14 Y
124
15 A
125
16 M
126
17 K
127
18 I
128
19 L
129
20 H
142
αC b.l IV
21 T
143
22 L
144
23 N
145
24 E
146
25 K
147
26 R
148
27 I
149
28 L
150
29 Q
151
30 A
152
31 V
153
32 N
154
33 P
156
34 F
157
35 L
158
36 V
159
37 K
160
38 L
161
39 E
162
40 F
163
IV V GK hinge linker αD αE
41 S
164
42 Y
172
43 M
173
44 V
174
45 M
175
46 E
176
47 Y
177
48 V
178
49 P
179
50 G
180
51 G
181
52 E
182
53 M
183
54 F
184
55 S
185
56 H
186
57 L
187
58 R
188
59 R
189
60 Y
211
αE VI c.l VII VIII x
61 L
212
62 H
213
63 S
214
64 L
215
65 D
216
66 L
217
67 I
218
68 Y
219
69 R
220
70 D
221
71 L
222
72 K
223
73 P
224
74 E
225
75 N
226
76 L
227
77 L
228
78 I
229
79 V
237
80 T
238
DFG a.l
81 D
239
82 F
240
83 G
241
84 F
242
85 A
243

Interaction pattern search
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