SMTL ID : 3q8l.1

Crystal Structure of Human Flap Endonuclease FEN1 (WT) in complex with substrate 5'-flap DNA, SM3+, and K+

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.32 Å

Oligo State

monomer

Ligands

1 x DA- DC- DC- DG- DT- DC- DC: DNA (5'-D(*AP*CP*CP*GP*TP*CP*C)-3')(Non-covalent)

DA-DC-DC-DG-DT-DC-DC.1: 17 residues within 4Å: Chain A: R.46, Q.47, L.52, Q.53, N.54, T.60, K.313, Q.314, F.315, S.316, R.319 Chain B: G.13, A.14, C.15, G.16, G.17, T.18 Protein-ligand interaction information (PLIP) not available

4 x SM: SAMARIUM (III) ION(Non-covalent)

SM.2: 4 residues within 4Å: Chain A: D.85, E.157, E.159 Ligands: SO4.7 5 PLIP interactions: 1 interactions with chain A, 4 Ligand-Water interactions Metal complexes: A:D.85, H2O.1, H2O.2, H2O.3, H2O.13 SM.3: 5 residues within 4Å: Chain A: E.159, D.178, D.180, D.232 Ligands: SO4.7 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:D.178, A:D.180, A:D.180, H2O.1, H2O.3 SM.4: 2 residues within 4Å: Chain A: E.56, E.312 5 PLIP interactions: 3 interactions with chain A, 2 Ligand-Water interactions Metal complexes: A:E.56, A:E.56, A:E.312, H2O.9, H2O.10 SM.5: 3 residues within 4Å: Chain A: E.56, E.58, E.312 5 PLIP interactions: 4 interactions with chain A, 1 Ligand-Water interactions Metal complexes: A:E.56, A:E.58, A:E.58, A:E.312, H2O.12

1 x K: POTASSIUM ION(Non-covalent)

K.6: 4 residues within 4Å: Chain A: S.236, I.237, I.240 Chain B: T.5 No protein-ligand interaction detected (PLIP)

2 x SO4: SULFATE ION(Non-functional Binders)

SO4.7: 7 residues within 4Å: Chain A: K.92, R.99, D.232 Chain C: T.1, T.2 Ligands: SM.2, SM.3 9 PLIP interactions: 9 interactions with chain A Water bridges: A:K.92, A:K.92, A:K.92, A:R.99, A:E.159, A:D.180, A:D.180 Salt bridges: A:K.92, A:R.99 SO4.8: 2 residues within 4Å: Chain A: E.197 Chain B: G.16 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:E.197

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Tsutakawa, S.E. et al., Human Flap Endonuclease Structures, DNA Double-Base Flipping, and a Unified Understanding of the FEN1 Superfamily. Cell(Cambridge,Mass.) (2011)

Release Date

2011-04-27

Peptides

Flap endonuclease 1: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Flap endonuclease 1

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