SMTL ID : 3som.1 (15 other biounits)

crystal structure of human MMACHC

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.40 Å

Oligo State

monomer

Ligands

1 x B12: COBALAMIN(Non-covalent)

B12.1: 25 residues within 4Å: Chain A: L.38, L.39, P.40, D.108, P.117, I.119, L.120, A.121, Q.122, T.123, H.126, Y.133, Q.135, R.148, S.150, V.152, C.153, F.162, A.163, I.164, F.200, W.204, Y.209, R.210 Ligands: FLC.2 31 PLIP interactions: 31 interactions with chain A, Hydrophobic interactions: A:L.38, A:P.117, A:Q.122, A:H.126, A:Y.133, A:I.164, A:F.200, A:W.204, A:W.204, A:W.204, A:W.204 Hydrogen bonds: A:D.108, A:I.119, A:A.121, A:Q.122, A:Y.133, A:Y.133, A:Q.135, A:S.150, A:S.150, A:C.153, A:I.164, A:R.210 Water bridges: A:Q.122, A:T.123, A:R.148, A:R.148, A:G.151, A:G.151, A:G.151, A:Y.209

1 x FLC: CITRATE ANION(Non-covalent)

FLC.2: 10 residues within 4Å: Chain A: V.83, D.108, F.162, A.163, R.165, R.210, Y.219, F.227, R.234 Ligands: B12.1 9 PLIP interactions: 9 interactions with chain A Hydrophobic interactions: A:A.163, A:F.227 Hydrogen bonds: A:Y.219 Water bridges: A:R.210, A:R.234 Salt bridges: A:R.165, A:R.165, A:R.210, A:R.234

1 x DHL: 2-AMINO-ETHANETHIOL(Non-covalent)

DHL.3: 3 residues within 4Å: Chain A: P.156, C.186, V.213 No protein-ligand interaction detected (PLIP)

1 x 5AD: 5'-DEOXYADENOSINE(Non-covalent)

5AD.4: 3 residues within 4Å: Chain A: P.113, N.114, R.115 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:P.113 Water bridges: A:R.115

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Froese, D.S. et al., Structure of MMACHC reveals an arginine-rich pocket and a domain-swapped dimer for its B12 processing function. Biochemistry (2012)

Release Date

2011-07-27

Peptides

Methylmalonic aciduria and homocystinuria type C protein: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Methylmalonic aciduria and homocystinuria type C protein

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