SMTL ID : 2i91.2 (1 other biounit)

60kDa Ro autoantigen in complex with a fragment of misfolded RNA

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.65 Å

Oligo State

monomer

Ligands

1 x G- C- C- U- A- C- C- C: 5'-R(*GP*CP*CP*UP*AP*CP*CP*C)-3'(Non-covalent)

G-C-C-U-A-C-C-C.1: 18 residues within 4Å: Chain A: G.2, G.3, U.4, A.5, G.6, G.7, C.8, U.10, U.11 Chain B: K.172, Q.173, R.174, N.175, K.236, R.237, L.259, T.260, R.338 32 PLIP interactions: 32 interactions with chain B Hydrophobic interactions: B:T.330 Hydrogen bonds: B:K.88, B:K.88, B:T.123, B:Y.171, B:R.252, B:R.255, B:T.260, B:T.260, B:T.279, B:A.280, B:L.282, B:R.283, B:R.283, B:N.284, B:N.337, B:R.338, B:R.338, B:R.338, B:G.339, B:K.340 Water bridges: B:R.174, B:R.255 Salt bridges: B:K.88, B:K.170, B:K.170, B:R.174, B:K.264, B:K.264, B:K.287 pi-Cation interactions: B:R.252, B:R.283

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

ACT.2: 9 residues within 4Å: Chain B: Y.47, S.378, A.379, S.380, G.443, S.444, T.445, N.473 Ligands: MG.3 8 PLIP interactions: 8 interactions with chain B Hydrophobic interactions: B:A.379 Hydrogen bonds: B:Y.47, B:S.380, B:T.445, B:N.473 Water bridges: B:S.378, B:S.378, B:T.445

1 x MG: MAGNESIUM ION(Non-covalent)

MG.3: 5 residues within 4Å: Chain B: D.376, S.378, S.380, T.445 Ligands: ACT.2 5 PLIP interactions: 3 interactions with chain B, 2 Ligand-Water interactions Metal complexes: B:S.378, B:S.380, B:T.445, H2O.2, H2O.6

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fuchs, G. et al., Structural and biochemical basis for misfolded RNA recognition by the Ro autoantigen. Nat.Struct.Mol.Biol. (2006)

Release Date

2006-10-17

Peptides

60 kDa SS-A/Ro ribonucleoprotein: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

B
B

60 kDa SS-A/Ro ribonucleoprotein

Related Entries With Identical Sequence