SMTL ID : 6nhl.1

Crystal structure of QueE from Escherichia coli

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.10 Å

Oligo State

homo-dimer

Ligands

1 x FE: FE (III) ION(Non-covalent)

FE.1: 4 residues within 4Å: Chain A: H.10, H.20 Chain B: H.10, H.20 6 PLIP interactions: 2 interactions with chain B, 2 interactions with chain A, 2 Ligand-Water interactions Metal complexes: B:H.10, B:H.20, A:H.10, A:H.20, H2O.3, H2O.4

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

SF4.2: 11 residues within 4Å: Chain A: C.51, V.53, G.54, C.55, C.58, T.60, T.63, W.64, G.114, S.140, K.158 4 PLIP interactions: 4 interactions with chain A, Salt bridges: A:E.115 Metal complexes: A:C.51, A:C.55, A:C.58 SF4.5: 9 residues within 4Å: Chain B: C.51, V.53, G.54, C.55, C.58, T.60, W.64, G.114, S.140 3 PLIP interactions: 3 interactions with chain B, Metal complexes: B:C.51, B:C.55, B:C.58

1 x PEG: DI(HYDROXYETHYL)ETHER(Non-functional Binders)

PEG.3: 6 residues within 4Å: Chain A: L.122, D.126, K.130, C.147, T.148, P.149 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:K.130, A:K.130 Water bridges: A:C.147

1 x MG: MAGNESIUM ION(Non-functional Binders)

MG.4: 0 residues within 4Å: (No contacts) No protein-ligand interaction detected (PLIP)

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.6: 4 residues within 4Å: Chain B: L.74, A.89, A.90, D.94 4 PLIP interactions: 2 interactions with chain A, 2 interactions with chain B Water bridges: A:E.71, A:E.71, B:D.94 Hydrogen bonds: B:A.89

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Grell, T.A.J. et al., Crystal structure of AdoMet radical enzyme 7-carboxy-7-deazaguanine synthase from Escherichia coli suggests how modifications near [4Fe-4S] cluster engender flavodoxin specificity. Protein Sci. (2019)

Release Date

2019-01-16

Peptides

7-carboxy-7-deazaguanine synthase: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

7-carboxy-7-deazaguanine synthase