3E8D: Kinase domain of AKT2

Crystal structures of the kinase domain of AKT2 in complex with ATP-competitive inhibitors. Determined by X-ray diffraction at 2.7 Å resolution. Released 14 Oct 2008.

Method: X-ray diffraction
Resolution: 2.7 Å
Organism: Homo sapiens
Chains: 4
Atoms: 5,462
Mol. weight: 81.32 kDa
Ligands: G98
Released: 14 Oct 2008

Explore 3E8D in 3D Show helices and sheets RCSB PDB PDBe

Secondary structure: helices and β-sheets

3E8D contains 39 α-helices and 32 β-strands across 4 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.

Chain A: 19 helices, 15 β-strands

Element	Residues	Length	Sheet
α-helix	149-151	3
β-strand	152-160	9	1
β-strand	164-171	8	1
β-strand	177-184	8	1
α-helix	185-190	6
α-helix	194-206	13
β-strand	212	1	2
α-helix	213-214	2
β-strand	215-220	6	1
β-strand	224-230	7	1
β-strand	235-236	2	2
α-helix	237-244	8
α-helix	249-268	20
β-strand	271-272	2	3
α-helix	278-280	3
β-strand	281-283	3	2
β-strand	289-291	3	2
β-strand	298-299	2	3
β-strand	307	1	4
β-strand	311-312	2	5
α-helix	314-316	3
α-helix	319-322	4
β-strand	327	1	4
α-helix	331-345	15
α-helix	355-364	10
α-helix	365-367	3
α-helix	375-384	10
α-helix	389-391	3
α-helix	400-404	5
α-helix	407-409	3
α-helix	414-418	5
α-helix	423-424	2
α-helix	441-444	4
β-strand	476	1	1

Chain B: 18 helices, 15 β-strands

Element	Residues	Length	Sheet
α-helix	149-151	3
β-strand	152-160	9	6
β-strand	164-171	8	6
β-strand	177-184	8	6
α-helix	185-190	6
α-helix	194-206	13
β-strand	212	1	7
α-helix	213-214	2
β-strand	215-220	6	6
β-strand	224-230	7	6
β-strand	235-236	2	7
α-helix	237-244	8
α-helix	249-268	20
β-strand	271-272	2	8
α-helix	278-280	3
β-strand	281-283	3	7
β-strand	289-291	3	7
β-strand	298-299	2	8
β-strand	307	1	9
β-strand	311-312	2	10
α-helix	314-316	3
α-helix	319-322	4
β-strand	327	1	9
α-helix	331-345	15
α-helix	355-364	10
α-helix	365-367	3
α-helix	375-384	10
α-helix	400-404	5
α-helix	407-409	3
α-helix	414-418	5
α-helix	423-424	2
α-helix	441-444	4
β-strand	476	1	6

Chains C and D: 1 helix, 1 β-strand

Element	Residues	Length	Sheet
α-helix	4-7	4
β-strand	10-11	2	5

Molecules and chains

Molecule	Chains	Type	Length	Organism	UniProt
RAC-beta serine/threonine-protein kinase	A, B	protein	335	Homo sapiens	P31751 (AlphaFold model)
Glycogen synthase kinase-3 beta peptide	C, D	protein	10		P49841 (AlphaFold model)

Sequence of entity 1 (A, B), FASTA

>3E8D_1 RAC-beta serine/threonine-protein kinase (chains A, B)
KVTMNDFDYLKLLGKGTFGKVILVREKATGRYYAMKILRKEVIIAKDEVAHTVTESRVLQ
NTRHPFLTALKYAFQTHDRLCFVMEYANGGELFFHLSRERVFTEERARFYGAEIVSALEY
LHSRDVVYRDIKLENLMLDKDGHIKITDFGLCKEGISDGATMKTFCGTPEYLAPEVLEDN
DYGRAVDWWGLGVVMYEMMCGRLPFYNQDHERLFELILMEEIRFPRTLSPEAKSLLAGLL
KKDPKQRLGGGPSDAKEVMEHRFFLSINWQDVVQKKLLPPFKPQVTSEVDTRYFDDEFTA
QSITITPPDRYDSLGLLELDQRTHFPQFDYSASIR

Sequence of entity 2 (C, D), FASTA

>3E8D_2 Glycogen synthase kinase-3 beta peptide (chains C, D)
GRPRTTSFAE

Ligands and cofactors

ID	Name	Formula	Copies
G98	4-[2-(4-amino-2,5-dihydro-1,2,5-oxadiazol-3-yl)-6-{[(1S)-3-amino-1-phenylpropyl…	C24 H29 N7 O3	2

Primary citation

Aminofurazans as potent inhibitors of AKT kinase. Rouse, M.B., Seefeld, M.A., Leber, J.D. et al. Bioorg Med Chem Lett (2009) 19:1508-1511. DOI 10.1016/j.bmcl.2009.01.002 · PubMed

Other PDB entries of the same protein (UniProt P31751 (AlphaFold model), which also has an AlphaFold model), best resolution first:

1O6L 1.6 Å, Crystal structure of an activated Akt/protein kinase B (PKB-PIF chimera) ternary complex…
1O6K 1.7 Å, Structure of activated form of PKB kinase domain S474D with GSK3 peptide and AMP-PNP
2JDO 1.8 Å, Structure of pkb-beta (AKT2) complexed with isoquinoline-5-sulfonic acid…
2X39 1.93 Å, Structure of 4-Amino-N-(4-chlorobenzyl)-1-(7H-pyrrolo(2,3-d)pyrimidin-…
3D0E 2.0 Å, Crystal structure of human Akt2 in complex with GSK690693
9C1W 2.0 Å, Structure of AKT2 with compound 3
2UW9 2.1 Å, STRUCTURE OF PKB-BETA (AKT2) COMPLEXED WITH 4-(4-chloro-phenyl)-4-(4-(1H-pyrazol-4-yl)-ph…
1GZK 2.3 Å, Molecular mechanism for the regulation of protein kinase B/Akt by hydrophobic motif…
2JDR 2.3 Å, Structure of pkb-beta (AKT2) complexed with the inhibitor a-443654
3E87 2.3 Å, Crystal structures of the kinase domain of AKT2 in complex with ATP-competitive inhibitors
8Q61 2.32 Å, Co-crystal structure of human AKT2 with compound 3
1GZN 2.5 Å, Structure of PKB kinase domain

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