SMTL ID : 5oef.2 (1 other biounit)

Active semisynthetic [FeFe]-hydrogenase CpI with aza-diselenato-bridged [2Fe] cofactor

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.05 Å

Oligo State

monomer

Ligands

1 x 9SQ: dicarbonyl[bis(cyanide-kappaC)]-mu-(iminodimethaneselenato- 1kappaS:2kappaS)-mu-(oxomethylidene)diiron(2+)(Non-covalent)

9SQ.1: 20 residues within 4Å: Chain A: A.230, P.231, S.232, I.268, A.272, C.299, C.300, S.323, P.324, Q.325, M.353, P.354, C.355, K.358, F.417, G.418, V.423, M.497, C.503 Ligands: SF4.2 4 PLIP interactions: 4 interactions with chain A Hydrogen bonds: A:S.232, A:Q.325, A:K.358 Metal complexes: A:C.503

4 x SF4: IRON/SULFUR CLUSTER(Non-covalent)

SF4.2: 16 residues within 4Å: Chain A: C.193, C.300, P.301, G.302, P.354, C.355, S.357, K.358, M.497, A.498, C.499, G.502, C.503, G.506, G.507 Ligands: 9SQ.1 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.300, A:C.355, A:C.499, A:C.503 SF4.3: 14 residues within 4Å: Chain A: L.140, C.157, T.161, T.163, A.165, M.166, F.185, C.190, L.191, L.192, C.193, G.194, Q.195, C.196 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.157, A:C.190, A:C.193, A:C.196 SF4.4: 13 residues within 4Å: Chain A: C.147, L.148, L.149, C.150, G.151, R.152, C.153, I.177, C.200, P.201, V.202, A.204, L.205 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.147, A:C.150, A:C.153, A:C.200 SF4.5: 14 residues within 4Å: Chain A: H.94, E.95, F.96, K.97, C.98, C.101, R.103, R.104, C.107, F.109, L.110, K.146, V.202, A.203 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:H.94, A:C.98, A:C.101, A:C.107

1 x FES: FE2/S2 (INORGANIC) CLUSTER(Non-covalent)

FES.6: 12 residues within 4Å: Chain A: A.32, L.33, C.34, F.35, N.40, K.45, C.46, E.47, I.48, C.49, T.60, C.62 4 PLIP interactions: 4 interactions with chain A, Metal complexes: A:C.34, A:C.46, A:C.49, A:C.62

3 x MG: MAGNESIUM ION(Non-covalent)

MG.7: 3 residues within 4Å: Chain A: L.218, A.220, D.263 4 PLIP interactions: 1 interactions with chain A, 3 Ligand-Water interactions Metal complexes: A:L.218, H2O.1, H2O.2, H2O.3 MG.8: 1 residues within 4Å: Chain A: N.309 No protein-ligand interaction detected (PLIP) MG.9: 1 residues within 4Å: Chain A: N.44 No protein-ligand interaction detected (PLIP)

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kertess, L. et al., Chalcogenide substitution in the [2Fe] cluster of [FeFe]-hydrogenases conserves high enzymatic activity. Dalton Trans (2017)

Release Date

2017-11-29

Peptides

Iron hydrogenase 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

Iron hydrogenase 1

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