SMTL ID : 6au7.2 (1 other biounit)

Exploring Cystine Dense Peptide Space to Open a Unique Molecular Toolbox

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.90 Å

Oligo State

homo-octamer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: A.11, S.12, R.29 Chain D: K.8 5 PLIP interactions: 2 interactions with chain D, 3 interactions with chain A Hydrogen bonds: D:K.8, A:S.12 Salt bridges: D:K.8, A:R.29 Water bridges: A:R.29 SO4.4: 9 residues within 4Å: Chain C: Q.14 Chain D: S.10, Y.13, Q.14 Chain G: Q.14 Chain H: S.10, Y.13, Q.14 Ligands: SO4.10 7 PLIP interactions: 3 interactions with chain D, 1 interactions with chain H, 2 interactions with chain C, 1 interactions with chain G Hydrogen bonds: D:S.10, D:Y.13, D:Q.14, H:Q.14, C:Q.14, G:Q.14 Water bridges: C:Y.13 SO4.5: 5 residues within 4Å: Chain C: I.7, K.8 Chain D: A.11, S.12, R.29 7 PLIP interactions: 2 interactions with chain F, 3 interactions with chain D, 2 interactions with chain C Water bridges: F:K.8, D:S.12, C:K.8 Salt bridges: F:K.8, D:R.29 Hydrogen bonds: D:S.12, C:K.8 SO4.6: 5 residues within 4Å: Chain A: N.27, F.38 Chain D: D.6, I.7, R.22 5 PLIP interactions: 3 interactions with chain D, 2 interactions with chain A Hydrogen bonds: D:D.6 Water bridges: D:R.22, A:N.27 Salt bridges: D:R.22, A:R.29 SO4.7: 4 residues within 4Å: Chain E: A.11, S.12, R.29 Chain H: K.8 5 PLIP interactions: 3 interactions with chain E, 2 interactions with chain H Hydrogen bonds: E:S.12, H:K.8 Water bridges: E:R.29 Salt bridges: E:R.29, H:K.8 SO4.10: 9 residues within 4Å: Chain C: Q.14 Chain D: S.10, Y.13, Q.14 Chain G: Q.14 Chain H: S.10, Y.13, Q.14 Ligands: SO4.4 7 PLIP interactions: 2 interactions with chain D, 2 interactions with chain H, 2 interactions with chain C, 1 interactions with chain G Hydrogen bonds: D:Y.13, D:Q.14, H:S.10, H:Q.14, C:Q.14, G:Q.14 Water bridges: C:Y.13 SO4.11: 5 residues within 4Å: Chain G: I.7, K.8 Chain H: A.11, S.12, R.29 7 PLIP interactions: 3 interactions with chain B, 2 interactions with chain H, 2 interactions with chain G Water bridges: B:K.8, B:K.8, G:K.8 Salt bridges: B:K.8, H:R.29 Hydrogen bonds: H:S.12, G:K.8 SO4.12: 5 residues within 4Å: Chain E: N.27, F.38 Chain H: D.6, I.7, R.22 5 PLIP interactions: 2 interactions with chain E, 3 interactions with chain H Water bridges: E:N.27, H:R.22 Salt bridges: E:R.29, H:R.22 Hydrogen bonds: H:D.6

4 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 6 residues within 4Å: Chain B: D.6, I.7, K.8 Chain C: A.11, S.12 Chain G: K.8 3 PLIP interactions: 2 interactions with chain B, 1 interactions with chain C Hydrogen bonds: B:D.6, B:K.8, C:S.12 GOL.3: 6 residues within 4Å: Chain A: D.6, I.7, K.8 Chain B: A.11, S.12, R.29 5 PLIP interactions: 2 interactions with chain A, 3 interactions with chain B Hydrogen bonds: A:D.6, A:K.8, B:S.12, B:R.29, B:R.29 GOL.8: 6 residues within 4Å: Chain C: K.8 Chain F: D.6, I.7, K.8 Chain G: A.11, S.12 3 PLIP interactions: 2 interactions with chain F, 1 interactions with chain G Hydrogen bonds: F:D.6, F:K.8, G:S.12 GOL.9: 6 residues within 4Å: Chain E: D.6, I.7, K.8 Chain F: A.11, S.12, R.29 5 PLIP interactions: 3 interactions with chain F, 2 interactions with chain E Hydrogen bonds: F:S.12, F:R.29, F:R.29, E:D.6, E:K.8

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Correnti, C.E. et al., Screening, large-scale production and structure-based classification of cystine-dense peptides. Nat. Struct. Mol. Biol. (2018)

Release Date

2018-02-28

Peptides

Potassium channel toxin gamma-KTx 2.2: ABCDEFGH

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

D
D

E
A

F
B

G
C

H
D

Potassium channel toxin gamma-KTx 2.2

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