2025-08-30_00000014|ligand|8S1O

Crystal structure of human Rac1-GDP-Pi; X-ray diffraction 2.27Å

Protein #1 177 residues (99% resolved)

Raw Sequence ...

MQAIKCVVVGDGAVGKTCLLISYTTNAFPGEYIPTVFDNYSANVMDDGKPVNLGLWDTAGQEDYDRLRPLSYPQTDVFLICFSLVSPASFENVRAKWYPEVRHHCPNTPIILVGTKLDLRDDKDTIEKLKEKKLTPITYPQGLAMAKEIGAVKYLECSALTQRGLKTVFDEAIRAVL

Canonical Sequence ...

MQAIKCVVVGDGAVGKTCLLISYTTNAFPGEYIPTVFDNYSANVMDDGKPVNLGLWDTAGQEDYDRLRPLSYPQTDVFLICFSLVSPASFENVRAKWYPEVRHHCPNTPIILVGTKLDLRDDKDTIEKLKEKKLTPITYPQGLAMAKEIGAVKYLECSALTQRGLKTVFDEAIRAVL

Non polymer #2 GDP

InChI=1S/C10H15N5O11P2/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(25-9)1-24-28(22,23)26-27(19,20)21/h2-3,5-6,9,16-17H,1H2,(H,22,23)(H2,19,20,21)(H3,11,13,14,18)/t3-,5-,6-,9-/m1/s1

SMILES: c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N

c1nc2c(n1[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@](=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N

Non polymer #3 MG

InChI=1S/Mg/q+2

SMILES: [Mg+2]

[Mg+2]

Non polymer #4 PO4

InChI=1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)/p-3

SMILES: [O-]P(=O)([O-])[O-]

[O-]P(=O)([O-])[O-]

Biounit #1 monomer

Reference