SMTL ID : 8bct.4 (3 other biounits)

X-ray crystal structure of a de novo selected helix-loop-helix heterodimer in a syn arrangement, 26alpha/26beta

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.70 Å

Oligo State

hetero-1-1-mer

Ligands

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.1: 2 residues within 4Å: Chain A: K.12, W.16 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:K.12 SO4.4: 1 residues within 4Å: Chain B: E.36 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:E.36 Water bridges: B:K.17 Salt bridges: B:K.17

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

ACT.2: 1 residues within 4Å: Chain A: K.43 3 PLIP interactions: 3 interactions with chain A Water bridges: A:K.43 Salt bridges: A:K.10, A:K.43 ACT.5: 3 residues within 4Å: Chain B: K.10, L.40, K.43 3 PLIP interactions: 3 interactions with chain B Hydrophobic interactions: B:L.40 Salt bridges: B:K.10, B:K.43

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.3: 3 residues within 4Å: Chain A: K.45 Chain B: K.9, K.12 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:K.45, A:K.45

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Smith, A.J. et al., Design and Selection of Heterodimerizing Helical Hairpins for Synthetic Biology. Acs Synth Biol (2023)

Release Date

2023-06-07

Peptides

26beta: A
26alpha: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
E

B
F

26beta

26alpha

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