SMTL ID : 3pf3.1

Crystal structure of a mutant (C202A) of Triosephosphate isomerase from Giardia lamblia derivatized with MMTS

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 5 residues within 4Å: Chain A: H.24, A.27, K.242, P.243, M.246 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:H.24 SO4.2: 8 residues within 4Å: Chain A: K.13, S.174, I.175, G.176, G.215, S.216, G.237, G.238 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:S.174, A:G.176, A:S.216, A:G.237, A:G.238 Water bridges: A:K.13, A:A.217, A:A.217 Salt bridges: A:K.13 SO4.9: 5 residues within 4Å: Chain B: H.24, A.27, K.242, P.243, M.246 1 PLIP interactions: 1 interactions with chain B Salt bridges: B:H.24 SO4.10: 8 residues within 4Å: Chain B: K.13, S.174, I.175, G.176, G.215, S.216, G.237, G.238 9 PLIP interactions: 9 interactions with chain B Hydrogen bonds: B:S.174, B:G.176, B:S.216, B:G.237, B:G.238 Water bridges: B:K.13, B:A.217, B:A.217 Salt bridges: B:K.13

2 x CA: CALCIUM ION(Non-covalent)

CA.3: 5 residues within 4Å: Chain A: N.11, K.13, H.96, E.170, L.235 1 PLIP interactions: 1 interactions with chain A Metal complexes: A:E.170 CA.11: 5 residues within 4Å: Chain B: N.11, K.13, H.96, E.170, L.235 1 PLIP interactions: 1 interactions with chain B Metal complexes: B:E.170

10 x GOL: GLYCEROL(Non-functional Binders)

GOL.4: 5 residues within 4Å: Chain A: I.52, N.55, R.61, I.62, G.88 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:N.55, A:R.61, A:I.62 Water bridges: A:I.62, A:K.90 GOL.5: 2 residues within 4Å: Chain A: R.135, Q.185 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:R.135, A:Q.185 GOL.6: 5 residues within 4Å: Chain A: R.101, D.107, E.134, V.143, Q.147 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:R.101, A:R.101, A:D.107, A:E.134, A:Q.147 Water bridges: A:R.100, A:D.107, A:A.146 GOL.7: 6 residues within 4Å: Chain A: V.180, A.181, T.182, P.183, N.221, K.224 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:A.181 Water bridges: A:S.220, A:E.223 GOL.8: 4 residues within 4Å: Chain A: P.2, R.4, P.229, N.230 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:P.2, A:R.4, A:R.4 GOL.12: 5 residues within 4Å: Chain B: I.52, N.55, R.61, I.62, G.88 5 PLIP interactions: 5 interactions with chain B Hydrogen bonds: B:N.55, B:R.61, B:I.62 Water bridges: B:I.62, B:K.90 GOL.13: 2 residues within 4Å: Chain B: R.135, Q.185 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:R.135, B:Q.185 GOL.14: 5 residues within 4Å: Chain B: R.101, D.107, E.134, V.143, Q.147 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:R.101, B:R.101, B:D.107, B:E.134, B:Q.147 Water bridges: B:R.100, B:D.107, B:A.146 GOL.15: 6 residues within 4Å: Chain B: V.180, A.181, T.182, P.183, N.221, K.224 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:A.181 Water bridges: B:S.220, B:E.223 GOL.16: 4 residues within 4Å: Chain B: P.2, R.4, P.229, N.230 3 PLIP interactions: 3 interactions with chain B Hydrogen bonds: B:P.2, B:R.4, B:R.4

Links

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Citation

Enriquez-Flores, S. et al., Determining the molecular mechanism of inactivation by chemical modification of triosephosphate isomerase from the human parasite Giardia lamblia: A study for antiparasitic drug design. Proteins (2011)

Release Date

2011-06-22

Peptides

Triosephosphate isomerase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

Triosephosphate isomerase

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