cAMP-dependent Protein Kinase A from Cricetulus griseus in complex with fragment like molecule 2-chloro-9-propan-2-ylpurine. Determined by X-ray diffraction at 1.41 Å resolution. Released 28 Feb 2018.
Explore 5N1N in 3D Show helices and sheets RCSB PDB PDBe
5N1N contains 16 α-helices and 15 β-strands across 2 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
| Element | Residues | Length | Sheet |
|---|---|---|---|
| α-helix | 2-30 | 29 | |
| α-helix | 40-42 | 3 | |
| β-strand | 43-51 | 9 | 1 |
| β-strand | 55-62 | 8 | 1 |
| β-strand | 68-75 | 8 | 1 |
| α-helix | 82-97 | 16 | |
| β-strand | 103 | 1 | 2 |
| α-helix | 104-105 | 2 | |
| β-strand | 106-111 | 6 | 1 |
| β-strand | 115-121 | 7 | 1 |
| β-strand | 127 | 1 | 2 |
| α-helix | 128-135 | 8 | |
| α-helix | 140-159 | 20 | |
| β-strand | 162-163 | 2 | 3 |
| α-helix | 169-171 | 3 | |
| β-strand | 172-174 | 3 | 2 |
| β-strand | 180-182 | 3 | 2 |
| β-strand | 189-190 | 2 | 3 |
| β-strand | 195 | 1 | 4 |
| β-strand | 200 | 1 | 5 |
| α-helix | 202-204 | 3 | |
| α-helix | 207-210 | 4 | |
| β-strand | 215 | 1 | 4 |
| α-helix | 218-233 | 16 | |
| α-helix | 243-252 | 10 | |
| α-helix | 263-272 | 10 | |
| α-helix | 289-292 | 4 | |
| α-helix | 295-297 | 3 | |
| α-helix | 302-306 | 5 | |
| α-helix | 311-312 | 2 |
| Element | Residues | Length | Sheet |
|---|---|---|---|
| β-strand | 22 | 1 | 5 |
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|---|---|---|---|---|
| cAMP-dependent protein kinase catalytic subunit alpha | A | protein | 353 | Cricetulus griseus | P25321 (AlphaFold model) |
| cAMP-dependent protein kinase inhibitor alpha-like protein | B | protein | 19 | Cricetulus griseus | G3HK48 (AlphaFold model) |
>5N1N_1 cAMP-dependent protein kinase catalytic subunit alpha (chains A) GHMGNAAAAKKGSEQESVKEFLAKAKEEFLKKWESPSQNTAQLDHFDRIKTLGTGSFGRV MLVKHKETGNHYAMKILDKQKVVKLKQIEHTLNEKRILQAVNFPFLVKLEFSFKDNSNLY MVMEYVPGGEMFSHLRRIGRFSEPHARFYAAQIVLTFEYLHSLDLIYRDLKPENLLIDQQ GYIQVTDFGFAKRVKGRTWTLCGTPEYLAPEIILSKGYNKAVDWWALGVLIYEMAAGYPP FFADQPIQIYEKIVSGKVRFPSHFSSDLKDLLRNLLQVDLTKRFGNLKNGVNDIKNHKWF ATTDWIAIYQRKVEAPFIPKFKGPGDTSNFDDYEEEEIRVSINEKCGKEFTEF
>5N1N_2 cAMP-dependent protein kinase inhibitor alpha-like protein (chains B) IAAGRTGRRQAIHDILVAA
| ID | Name | Formula | Copies |
|---|---|---|---|
| 8G8 | 2-chloranyl-9-methyl-purine | C6 H5 Cl N4 | 1 |
Water and common crystallization additives (MPD) are not listed.
A crystallographic fragment study with cAMP-dependent protein kinase A. Siefker, C., Heine, A., Klebe, G. To be published.
Other PDB entries of the same protein (UniProt P25321 (AlphaFold model), which also has an AlphaFold model), best resolution first:
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