SMTL ID : 6z2w.1

Mec1-Ddc2 (F2244L mutant) in complex with Mg AMP-PNP

Coordinates

PDB Format

Method

ELECTRON MICROSCOPY

Oligo State

hetero-2-2-mer

Ligands

2 x ANP: PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER(Non-covalent)

ANP.1: 20 residues within 4Å: Chain C: F.2056, S.2058, L.2059, P.2062, K.2080, Y.2117, L.2129, E.2130, M.2131, V.2132, V.2135, T.2137, H.2226, E.2228, N.2229, L.2231, V.2242, D.2243 Ligands: MG.3, MG.4 8 PLIP interactions: 8 interactions with chain C Hydrogen bonds: C:S.2058, C:S.2058, C:L.2059, C:K.2080, C:V.2132, C:N.2229, C:D.2243 Salt bridges: C:K.2080 ANP.5: 20 residues within 4Å: Chain D: F.2056, S.2058, L.2059, P.2062, K.2080, Y.2117, L.2129, E.2130, M.2131, V.2132, V.2135, T.2137, H.2226, E.2228, N.2229, L.2231, V.2242, D.2243 Ligands: MG.7, MG.8 7 PLIP interactions: 7 interactions with chain D Hydrogen bonds: D:S.2058, D:S.2058, D:L.2059, D:K.2080, D:V.2132, D:D.2243 Salt bridges: D:K.2080

2 x ZN: ZINC ION(Non-covalent)

ZN.2: 5 residues within 4Å: Chain C: C.467, C.490, C.493, R.549, H.553 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:H.553 ZN.6: 5 residues within 4Å: Chain D: C.467, C.490, C.493, R.549, H.553 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:H.553

4 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 5 residues within 4Å: Chain C: H.2226, N.2229, D.2243 Ligands: ANP.1, MG.4 1 PLIP interactions: 1 interactions with chain C Metal complexes: C:D.2243 MG.4: 5 residues within 4Å: Chain C: D.2224, D.2243, D.2245 Ligands: ANP.1, MG.3 2 PLIP interactions: 2 interactions with chain C Metal complexes: C:D.2243, C:D.2243 MG.7: 4 residues within 4Å: Chain D: H.2226, N.2229, D.2243 Ligands: ANP.5 1 PLIP interactions: 1 interactions with chain D Metal complexes: D:D.2243 MG.8: 3 residues within 4Å: Chain D: D.2243, D.2245 Ligands: ANP.5 2 PLIP interactions: 2 interactions with chain D Metal complexes: D:D.2243, D:D.2243

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tannous, E.A. et al., Mechanism of auto-inhibition and activation of Mec1 ATR checkpoint kinase. Nat.Struct.Mol.Biol. (2021)

Release Date

2020-11-11

Peptides

DNA damage checkpoint protein LCD1: AB
Serine/threonine-protein kinase MEC1: CD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
D

B
C

C
E

D
F

DNA damage checkpoint protein LCD1

Serine/threonine-protein kinase MEC1

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