SMTL ID : 3iq3.1 (2 other biounits)

Crystal Structure of Bothropstoxin-I complexed with polietilene glicol 4000 - crystallized at 283 K

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.55 Å

Oligo State

homo-dimer

Ligands

3 x PE4: 2-{2-[2-(2-{2-[2-(2-ETHOXY-ETHOXY)-ETHOXY]-ETHOXY}-ETHOXY)-ETHOXY]-ETHOXY}-ETHANOL(Non-functional Binders)

PE4.1: 14 residues within 4Å: Chain A: L.2, F.3, L.5, G.6, K.7, I.9, L.10, P.17, A.18, Y.21, G.22, G.29, V.30, K.60 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:G.29, A:K.60 Water bridges: A:K.48 PE4.4: 17 residues within 4Å: Chain A: V.30, L.31, P.113 Chain B: L.2, F.3, L.5, G.6, K.7, I.9, L.10, P.17, Y.21, N.27, C.28, G.29, C.44 Ligands: PE4.5 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:N.27, B:G.29 Water bridges: B:K.48 PE4.5: 8 residues within 4Å: Chain B: F.3, K.7, L.10, Q.11, G.14, Y.66, W.68 Ligands: PE4.4 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:K.7 Water bridges: B:W.68

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

SO4.2: 3 residues within 4Å: Chain A: G.32, R.33, K.52 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:R.33 Salt bridges: A:R.33, A:K.52 SO4.3: 3 residues within 4Å: Chain A: T.72, I.94, R.97 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.72 Water bridges: A:T.72 Salt bridges: A:R.97

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Fernandes, C.A. et al., Comparison between apo and complexed structures of bothropstoxin-I reveals the role of Lys122 and Ca(2+)-binding loop region for the catalytically inactive Lys49-PLA(2)s. J.Struct.Biol. (2010)

Release Date

2009-10-27

Peptides

Phospholipase A2 homolog bothropstoxin-1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Phospholipase A2 homolog bothropstoxin-1

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