SMTL ID : 6fcx.1

Structure of human 5,10-methylenetetrahydrofolate reductase (MTHFR)

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

homo-dimer

Ligands

2 x FAD: FLAVIN-ADENINE DINUCLEOTIDE(Non-covalent)(Covalent)

FAD.1: 22 residues within 4Å: Chain A: T.58, W.59, H.91, T.93, M.118, A.119, L.120, R.121, G.122, D.123, Y.138, A.139, A.159, Y.161, H.165, E.167, A.168, D.174, H.177, K.181, I.190, Y.285 23 PLIP interactions: 23 interactions with chain A Hydrophobic interactions: A:A.159, A:Y.161, A:I.190 Hydrogen bonds: A:W.59, A:W.59, A:R.121, A:R.121, A:R.121, A:G.122, A:D.123, A:A.139, A:Y.161, A:Y.161, A:H.165, A:D.174, A:D.174, A:H.177 Salt bridges: A:K.181, A:K.181 pi-Stacking: A:Y.138, A:Y.138, A:H.177, A:H.177 FAD.4: 19 residues within 4Å: Chain B: E.27, T.58, W.59, H.91, T.93, L.120, R.121, D.123, Y.138, A.139, A.159, G.160, H.165, A.173, D.174, L.175, H.177, I.190, Y.285 9 PLIP interactions: 9 interactions with chain B Hydrophobic interactions: B:I.190 Hydrogen bonds: B:W.59, B:W.59, B:H.60, B:R.121, B:D.123, B:A.139, B:A.159, B:H.165

2 x SAH: S-ADENOSYL-L-HOMOCYSTEINE(Non-covalent)(Covalent)

SAH.2: 19 residues within 4Å: Chain A: P.312, I.329, A.332, Y.402, L.417, N.420, L.424, A.425, E.427, T.428, L.435, T.445, I.446, N.447, S.448, Q.449, Q.473, T.524, T.537 10 PLIP interactions: 10 interactions with chain A Hydrophobic interactions: A:I.329 Hydrogen bonds: A:N.420, A:A.425, A:E.427, A:E.427, A:T.428, A:T.445, A:S.448, A:Q.449, A:T.524 SAH.5: 18 residues within 4Å: Chain B: P.312, A.332, Y.402, L.403, L.417, N.420, L.424, A.425, E.427, T.428, T.445, I.446, N.447, S.448, Q.449, Q.473, T.524, T.537 10 PLIP interactions: 10 interactions with chain B Hydrogen bonds: B:A.425, B:A.425, B:E.427, B:T.428, B:T.445, B:T.445, B:S.448, B:Q.449, B:Q.473, B:T.537

2 x CIT: CITRIC ACID(Non-functional Binders)

CIT.3: 6 residues within 4Å: Chain A: R.43, R.46, R.259, R.289, E.290, M.291 8 PLIP interactions: 8 interactions with chain A Hydrogen bonds: A:E.290, A:M.291 Salt bridges: A:R.43, A:R.46, A:R.259, A:R.259, A:R.289, A:R.289 CIT.6: 4 residues within 4Å: Chain B: R.43, R.289, E.290, M.291 6 PLIP interactions: 6 interactions with chain B Hydrogen bonds: B:R.43, B:E.290, B:M.291 Salt bridges: B:R.43, B:R.289, B:R.289

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Froese, D.S. et al., Structural basis for the regulation of human 5,10-methylenetetrahydrofolate reductase by phosphorylation and S-adenosylmethionine inhibition. Nat Commun (2018)

Release Date

2018-05-16

Peptides

Methylenetetrahydrofolate reductase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Methylenetetrahydrofolate reductase