SMTL ID : 1qhu.1

MAMMALIAN BLOOD SERUM HAEMOPEXIN DEGLYCOSYLATED AND IN COMPLEX WITH ITS LIGAND HAEM

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.30 Å

Oligo State

monomer

Ligands

2 x CL: CHLORIDE ION(Non-functional Binders)

CL.1: 9 residues within 4Å: Chain A: A.60, T.61, A.101, A.102, A.147, A.148, S.192, A.193 Ligands: NA.3 Ligand excluded by PLIP CL.5: 9 residues within 4Å: Chain A: A.263, M.264, A.308, A.309, A.360, A.361, G.403, A.404 Ligands: NA.4 Ligand excluded by PLIP

4 x NA: SODIUM ION(Non-functional Binders)

NA.2: 4 residues within 4Å: Chain A: D.59, D.100, D.146, T.191 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.146 NA.3: 5 residues within 4Å: Chain A: T.61, A.102, A.148, A.193 Ligands: CL.1 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:T.61 NA.4: 6 residues within 4Å: Chain A: M.264, A.309, A.361, A.404 Ligands: CL.5, PO4.7 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:M.264, A:A.309 NA.6: 4 residues within 4Å: Chain A: S.262, D.307, D.359, D.402 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:D.307

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

PO4.7: 11 residues within 4Å: Chain A: V.265, S.266, A.309, F.310, A.361, F.362, V.363, A.404, L.405, C.406 Ligands: NA.4 5 PLIP interactions: 5 interactions with chain A Hydrogen bonds: A:S.266, A:A.361, A:V.363, A:C.406, A:C.406

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Non-covalent)

HEM.8: 18 residues within 4Å: Chain A: W.196, R.199, Y.201, F.208, R.210, Y.222, L.224, Y.229, F.230, H.238, R.239, H.248, G.249, E.251, H.291, W.293, P.294, H.297 22 PLIP interactions: 22 interactions with chain A, Hydrophobic interactions: A:W.196, A:W.196, A:Y.229, A:Y.229, A:F.230, A:R.239, A:H.248, A:E.251, A:E.251, A:W.293, A:W.293 Hydrogen bonds: A:Y.201, A:Y.201, A:Y.222, A:H.248 Salt bridges: A:R.199, A:R.210, A:H.297 pi-Stacking: A:H.238, A:W.293 Metal complexes: A:H.238, A:H.291

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Paoli, M. et al., Crystal structure of hemopexin reveals a novel high-affinity heme site formed between two beta-propeller domains. Nat.Struct.Biol. (1999)

Release Date

1999-10-06

Peptides

PROTEIN (HEMOPEXIN): A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

PROTEIN (HEMOPEXIN)

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