SMTL ID : 1i2c.1 (1 other biounit)

CRYSTAL STRUCTURE OF MUTANT T145A SQD1 PROTEIN COMPLEX WITH NAD AND UDP-GLUCOSE

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.60 Å

Oligo State

homo-dimer

Ligands

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

SO4.1: 4 residues within 4Å: Chain A: F.304, E.306, Q.307, H.349 7 PLIP interactions: 7 interactions with chain A Hydrogen bonds: A:Q.307 Water bridges: A:Q.307, A:Q.307, A:Q.307, A:Q.307, A:A.347 Salt bridges: A:H.349 SO4.2: 2 residues within 4Å: Chain A: H.30, K.34 6 PLIP interactions: 6 interactions with chain A Water bridges: A:H.30, A:H.30, A:K.33 Salt bridges: A:H.30, A:K.33, A:K.34 SO4.5: 4 residues within 4Å: Chain B: F.304, E.306, Q.307, H.349 7 PLIP interactions: 7 interactions with chain B Hydrogen bonds: B:Q.307 Water bridges: B:Q.307, B:Q.307, B:Q.307, B:Q.307, B:A.347 Salt bridges: B:H.349 SO4.6: 2 residues within 4Å: Chain B: H.30, K.34 6 PLIP interactions: 6 interactions with chain B Water bridges: B:H.30, B:H.30, B:K.33 Salt bridges: B:H.30, B:K.33, B:K.34

2 x NAD: NICOTINAMIDE-ADENINE-DINUCLEOTIDE(Non-covalent)

NAD.3: 27 residues within 4Å: Chain A: G.18, D.20, G.21, Y.22, C.23, D.42, N.43, L.44, V.45, R.46, G.84, D.85, I.86, F.107, G.108, E.109, R.111, N.129, L.153, G.154, Y.192, K.196, Q.219, G.220, V.221, V.222 Ligands: UPG.4 29 PLIP interactions: 29 interactions with chain A Hydrophobic interactions: A:Q.219, A:V.222 Hydrogen bonds: A:G.18, A:Y.22, A:C.23, A:G.24, A:N.43, A:L.44, A:V.45, A:R.46, A:I.86, A:E.109, A:N.129, A:N.129, A:K.196, A:V.222 Water bridges: A:D.20, A:G.21, A:R.47, A:F.107, A:E.109, A:R.111, A:R.111, A:R.111, A:Y.125, A:F.246, A:T.248 Salt bridges: A:R.111, A:R.111 NAD.7: 27 residues within 4Å: Chain B: G.18, D.20, G.21, Y.22, C.23, D.42, N.43, L.44, V.45, R.46, G.84, D.85, I.86, F.107, G.108, E.109, R.111, N.129, L.153, G.154, Y.192, K.196, Q.219, G.220, V.221, V.222 Ligands: UPG.8 29 PLIP interactions: 29 interactions with chain B Hydrophobic interactions: B:Q.219, B:V.222 Hydrogen bonds: B:G.18, B:Y.22, B:C.23, B:G.24, B:N.43, B:L.44, B:V.45, B:R.46, B:I.86, B:E.109, B:N.129, B:N.129, B:K.196, B:V.222 Water bridges: B:D.20, B:G.21, B:R.47, B:F.107, B:E.109, B:R.111, B:R.111, B:R.111, B:Y.125, B:F.246, B:T.248 Salt bridges: B:R.111, B:R.111

2 x UPG: URIDINE-5'-DIPHOSPHATE-GLUCOSE(Non-covalent)

UPG.4: 21 residues within 4Å: Chain A: R.111, A.113, A.155, M.156, G.157, Y.192, H.193, Q.219, V.221, T.248, A.249, R.252, F.253, T.264, Y.266, Q.271, R.273, V.310, R.337, E.339 Ligands: NAD.3 24 PLIP interactions: 24 interactions with chain A Hydrogen bonds: A:R.111, A:R.111, A:M.156, A:G.157, A:Y.192, A:Y.192, A:Q.219, A:A.249, A:R.252, A:T.264, A:T.264, A:Y.266, A:Q.271, A:E.339 Water bridges: A:F.246, A:G.247, A:R.337, A:R.337, A:R.337 Salt bridges: A:H.193, A:H.193, A:R.337, A:R.337 pi-Stacking: A:Y.266 UPG.8: 21 residues within 4Å: Chain B: R.111, A.113, A.155, M.156, G.157, Y.192, H.193, Q.219, V.221, T.248, A.249, R.252, F.253, T.264, Y.266, Q.271, R.273, V.310, R.337, E.339 Ligands: NAD.7 24 PLIP interactions: 24 interactions with chain B Hydrogen bonds: B:R.111, B:R.111, B:M.156, B:G.157, B:Y.192, B:Y.192, B:Q.219, B:A.249, B:R.252, B:T.264, B:T.264, B:Y.266, B:Q.271, B:E.339 Water bridges: B:F.246, B:G.247, B:R.337, B:R.337, B:R.337 Salt bridges: B:H.193, B:H.193, B:R.337, B:R.337 pi-Stacking: B:Y.266

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Theisen, M.J. et al., Characterization of the Active Site of UDP-sulfoquinovose Synthase: Formation of the Sulfonic Acid Product in the Crystalline State. To be Published

Release Date

2003-07-01

Peptides

SULFOLIPID BIOSYNTHESIS PROTEIN SQD1: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
A

SULFOLIPID BIOSYNTHESIS PROTEIN SQD1

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