SMTL ID : 6c3m.1

Wild type structure of SiRHP

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

1 x PO4: PHOSPHATE ION(Non-functional Binders)

PO4.1: 6 residues within 4Å: Chain A: R.83, R.117, R.153, K.215, K.217 Ligands: SRM.4 6 PLIP interactions: 6 interactions with chain A Water bridges: A:R.153, A:R.153 Salt bridges: A:R.83, A:R.153, A:K.215, A:K.217

1 x K: POTASSIUM ION(Non-covalent)

K.2: 5 residues within 4Å: Chain A: F.361, I.362, N.395, Q.396, N.397 4 PLIP interactions: 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:I.362, A:N.395, H2O.4, H2O.10

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

SF4.3: 11 residues within 4Å: Chain A: C.434, S.436, C.440, A.443, T.477, G.478, C.479, N.481, G.482, C.483 Ligands: SRM.4 6 PLIP interactions: 4 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:C.434, A:C.440, A:C.479, A:C.483, H2O.14, H2O.14

1 x SRM: SIROHEME(Non-covalent)

SRM.4: 32 residues within 4Å: Chain A: L.81, R.83, R.113, T.115, N.116, R.117, T.119, Q.121, H.123, R.214, K.215, K.217, A.232, G.256, L.257, S.258, R.302, K.306, Q.396, A.433, C.434, V.435, T.439, C.440, P.441, L.442, N.481, G.482, C.483, R.485 Ligands: PO4.1, SF4.3 43 PLIP interactions: 43 interactions with chain A, Hydrophobic interactions: A:L.81, A:R.117, A:L.442, A:N.481, A:R.485 Hydrogen bonds: A:N.116, A:N.116, A:Q.121, A:L.257, A:S.258, A:S.258, A:Q.396, A:V.435, A:T.439 Water bridges: A:R.83, A:R.83, A:R.117, A:R.214, A:R.214, A:R.214, A:R.214, A:R.302, A:K.306, A:K.306, A:K.306, A:K.308, A:K.308, A:N.481 Salt bridges: A:R.83, A:R.113, A:R.117, A:H.123, A:R.214, A:R.214, A:K.215, A:K.217, A:K.217, A:R.302, A:K.306, A:R.485 pi-Cation interactions: A:K.215, A:K.217 Metal complexes: A:C.483

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Cepeda, M.R. et al., The role of extended Fe4S4cluster ligands in mediating sulfite reductase hemoprotein activity. Biochim. Biophys. Acta (2018)

Release Date

2018-06-13

Peptides

Sulfite reductase [NADPH] hemoprotein beta-component: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Sulfite reductase [NADPH] hemoprotein beta-component

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