2025-05-24_00000134|ligand|9FDX

Crystal structure of human Sirt2 in complex with the peptide-based inhibitor KT9; X-ray diffraction 1.55Å

Protein #1 304 residues (95% resolved)

Raw Sequence ...

GHMERLLDELTLEGVARYMQSERCRRVICLVGAGISTSAGIPDFRSPSTGLYDNLEKYHLPYPEAIFEISYFKKHPEPFFALAKELYPGQFKPTICHYFMRLLKDKGLLLRCYTQNIDTLERIAGLEQEDLVEAHGTFYTSHCVSASCRHEYPLSWMKEKIFSEVTPKCEDCQSLVKPDIVFFGESLPARFFSCMQSDFLKVDLLLVMGTSLQVQPFASLISKAPLSTPRLLINKEKAGQSDPFLGMIMGLGGGMDFDSKKAYRDVAWLGECDQGCLALAELLGWKKELEDLVRREHASIDAQS

Canonical Sequence ...

Non polymer #2 A1IBZ

InChI=1S/C22H32Cl2N4O5S/c1-12(34-15-7-8-16(23)17(24)11-15)10-19(31)26-9-5-4-6-18(27-14(3)30)22(33)28-20(13(2)29)21(25)32/h7-8,11-13,18,20,29H,4-6,9-10H2,1-3H3,(H2,25,32)(H,26,31)(H,27,30)(H,28,33)/t12-,13-,18+,20+/m1/s1

InChI=1S/C22H32Cl2N4O5S/c1-12(34-15-7-8-16(23)17(24)11-15)10-19(31)26-9-5-4-6-18(27-14(3)30)22(33)28-20(13(2)29)21(25)32/h7-8,11-13,18,20,29H,4-6,9-10H2,1-3H3,(H2,25,32)(H,26,31)(H,27,30)(H,28,33)/t12-,13-,18+,20+/m1/s1

SMILES: C[C@H](CC(=O)NCCCC[C@@H](C(=O)N[C@@H]([C@@H](C)O)C(=O)N)NC(=O)C)Sc1ccc(c(c1)Cl)Cl

C[C@H](CC(=O)NCCCC[C@@H](C(=O)N[C@@H]([C@@H](C)O)C(=O)N)NC(=O)C)Sc1ccc(c(c1)Cl)Cl

Non polymer #3 DMS

InChI=1S/C2H6OS/c1-4(2)3/h1-2H3

SMILES: CS(=O)C

CS(=O)C

Non polymer #4 EDO

InChI=1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

SMILES: C(CO)O

C(CO)O

Non polymer #5 ZN

InChI=1S/Zn/q+2

SMILES: [Zn+2]

[Zn+2]

Biounit #1 monomer

Reference