SMTL ID : 3c6k.1 (1 other biounit)

Crystal structure of human spermine synthase in complex with spermidine and 5-methylthioadenosine

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.95 Å

Oligo State

homo-dimer

Ligands

2 x SPD: SPERMIDINE(Non-covalent)

SPD.1: 11 residues within 4Å: Chain A: D.182, V.183, N.184, Y.192, D.291, L.292, T.293, Q.330, Y.366, E.368, W.370 6 PLIP interactions: 6 interactions with chain A Hydrophobic interactions: A:W.370 Hydrogen bonds: A:D.182, A:N.184, A:D.291, A:E.368, A:E.368 SPD.3: 11 residues within 4Å: Chain B: D.182, V.183, N.184, Y.192, D.291, L.292, Q.330, Y.366, E.368, W.370 Ligands: MTA.4 7 PLIP interactions: 7 interactions with chain B Hydrophobic interactions: B:W.370 Hydrogen bonds: B:N.184, B:Y.192, B:E.368 Water bridges: B:D.182, B:D.182, B:D.182

2 x MTA: 5'-DEOXY-5'-METHYLTHIOADENOSINE(Non-covalent)

MTA.2: 21 residues within 4Å: Chain A: Q.163, L.177, L.179, N.184, G.213, G.214, G.215, D.216, V.234, E.235, I.236, D.237, V.240, E.269, D.270, C.271, D.291, L.292, T.293, P.296, I.297 9 PLIP interactions: 9 interactions with chain A Hydrogen bonds: A:Q.163, A:Q.163, A:G.214, A:G.215, A:I.236, A:D.270, A:C.271, A:T.293, A:I.297 MTA.4: 22 residues within 4Å: Chain B: Q.163, L.177, L.179, N.184, G.213, G.214, G.215, D.216, V.234, E.235, I.236, D.237, V.240, E.269, D.270, C.271, D.291, L.292, T.293, P.296, I.297 Ligands: SPD.3 8 PLIP interactions: 8 interactions with chain B Hydrogen bonds: B:Q.163, B:G.213, B:G.215, B:I.236, B:D.270, B:C.271, B:T.293, B:I.297

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Wu, H. et al., Crystal structure of human spermine synthase: implications of substrate binding and catalytic mechanism. J.Biol.Chem. (2008)

Release Date

2008-02-19

Peptides

Spermine synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Spermine synthase

Related Entries With Identical Sequence