SMTL ID : 1qjs.2 (1 other biounit)

mammalian blood serum haemopexin glycosylated-native protein and in complex with its ligand haem

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 2.90 Å

Oligo State

monomer

Ligands

1 x HEM: PROTOPORPHYRIN IX CONTAINING FE(Covalent)

HEM.1: 13 residues within 4Å: Chain A: H.81, Y.201, F.208, Y.222, L.224, Y.229, F.230, H.238, R.239, S.241, H.242, H.291, H.297 12 PLIP interactions: 12 interactions with chain A, Hydrophobic interactions: A:H.81, A:Y.201, A:F.208, A:F.208, A:Y.229, A:Y.229, A:F.230, A:R.239 Hydrogen bonds: A:Y.201, A:Y.222 Salt bridges: A:H.297 Metal complexes: A:H.238

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

PO4.2: 10 residues within 4Å: Chain A: S.266, A.309, F.310, A.361, F.362, V.363, A.404, L.405, C.406 Ligands: NA.7 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

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

CL.3: 9 residues within 4Å: Chain A: A.60, T.61, A.101, A.102, A.147, A.148, S.192, A.193 Ligands: NA.5 Ligand excluded by PLIP CL.6: 9 residues within 4Å: Chain A: A.263, M.264, A.308, A.309, A.360, A.361, G.403, A.404 Ligands: NA.7 Ligand excluded by PLIP

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

NA.4: 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:T.191 NA.5: 5 residues within 4Å: Chain A: T.61, A.102, A.148, A.193 Ligands: CL.3 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:A.193, A:A.193 NA.7: 6 residues within 4Å: Chain A: M.264, A.309, A.361, A.404 Ligands: PO4.2, CL.6 1 PLIP interactions: 1 interactions with chain A Hydrogen bonds: A:A.404 NA.8: 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.402

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

2000-02-03

Peptides

HEMOPEXIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
B

HEMOPEXIN

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