SMTL ID : 7ei0.1

Crystal structure of falcipain 2 from 3D7 strain

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 3.40 Å

Oligo State

homo-dimer

Ligands

4 x PGE: TRIETHYLENE GLYCOL(Non-functional Binders)

PGE.1: 8 residues within 4Å: Chain A: D.35, K.37, N.38, W.206, G.207, Q.209, W.210 Ligands: EDO.7 No protein-ligand interaction detected (PLIP) PGE.2: 10 residues within 4Å: Chain A: C.42, W.43, Y.78, N.81, G.82, G.83, L.84, S.149, H.174, A.175 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:N.81 PGE.3: 9 residues within 4Å: Chain A: Y.55, K.59, G.96, K.122, Y.123, G.124, I.125, K.126, I.240 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:Y.55, A:K.59, A:G.124 Water bridges: A:K.59 PGE.10: 9 residues within 4Å: Chain B: L.62, I.63, T.64, T.100, D.101, D.102, D.103, E.121, Y.123 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:T.64, B:Y.123 Water bridges: B:E.121

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

SO4.4: 5 residues within 4Å: Chain A: I.163, K.184, Y.199, E.212, N.217 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:Y.199 Salt bridges: A:K.184 SO4.5: 7 residues within 4Å: Chain A: K.12, N.16, F.17, H.19, K.135, E.138 Ligands: EDO.6 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.16, A:N.16 Salt bridges: A:K.12, A:H.19, A:K.135

3 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.6: 7 residues within 4Å: Chain A: Y.4, E.5, I.8, K.12, K.135, E.138 Ligands: SO4.5 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.5 EDO.7: 6 residues within 4Å: Chain A: Q.36, K.37, C.39, G.40, W.206 Ligands: PGE.1 No protein-ligand interaction detected (PLIP) EDO.11: 3 residues within 4Å: Chain B: R.25, V.30, F.215 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.25, B:V.30

2 x NA: SODIUM ION(Non-functional Binders)

NA.8: 5 residues within 4Å: Chain A: V.33, K.34, G.207, Q.208 Ligands: CL.9 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:Q.208 NA.12: 4 residues within 4Å: Chain B: C.73, S.74, F.75, D.91 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:S.74

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.9: 3 residues within 4Å: Chain A: Q.208, Q.209 Ligands: NA.8 Ligand excluded by PLIP

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Chakraborty, S. et al., New insights of falcipain 2 structure from Plasmodium falciparum 3D7 strain. Biochem.Biophys.Res.Commun. (2022)

Release Date

2022-04-06

Peptides

Cysteine proteinase falcipain 2a: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Cysteine proteinase falcipain 2a

Related Entries With Identical Sequence