SMTL ID : 9mez.4 (4 other biounits)

Crystal structure of MRAS(GDP) bound to LZTR1(Kelch domain)

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.80 Å

Oligo State

hetero-1-1-mer

Ligands

1 x GDP: GUANOSINE-5'-DIPHOSPHATE(Non-covalent)

GDP.1: 19 residues within 4Å: Chain A: D.22, G.24, V.25, G.26, K.27, S.28, A.29, F.39, P.41, D.42, Y.43, N.127, K.128, D.130, L.131, S.157, A.158, K.159 Ligands: MG.2 19 PLIP interactions: 19 interactions with chain A Hydrogen bonds: A:G.24, A:V.25, A:G.26, A:K.27, A:S.28, A:A.29, A:D.42, A:D.42, A:Y.43, A:N.127, A:K.128, A:S.157, A:A.158, A:K.159 Water bridges: A:S.28, A:S.28 Salt bridges: A:K.27, A:D.130 pi-Stacking: A:F.39

1 x MG: MAGNESIUM ION(Non-covalent)

MG.2: 3 residues within 4Å: Chain A: S.28, P.45 Ligands: GDP.1 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:S.28, H2O.1, H2O.1, H2O.1

1 x ACT: ACETATE ION(Non-functional Binders)

ACT.3: 3 residues within 4Å: Chain A: K.167, H.170, R.174 2 PLIP interactions: 2 interactions with chain A Salt bridges: A:H.170, A:R.174

1 x MLA: MALONIC ACID(Non-covalent)

MLA.4: 6 residues within 4Å: Chain B: H.4, H.247, Y.249, C.265, E.274, F.321 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.274 Salt bridges: B:H.4, B:H.247

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Dharmaiah, S. et al., Structure based mechanism of LZTR1-mediated recognition of RAS GTPases. Science (2025)

Release Date

2025-09-10

Peptides

Ras-related protein M-Ras: A
Leucine-zipper-like transcriptional regulator 1: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
G

B
H

Ras-related protein M-Ras

Leucine-zipper-like transcriptional regulator 1

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