SMTL ID : 1dly.1

X-RAY CRYSTAL STRUCTURE OF HEMOGLOBIN FROM THE GREEN UNICELLULAR ALGA CHLAMYDOMONAS EUGAMETOS

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

monomer

Ligands

1 x CYN: CYANIDE ION(Non-covalent)

CYN.1: 5 residues within 4Å: Chain A: Y.63, F.76, Q.84, Q.88 Ligands: HEM.4 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.63, A:Q.84, A:Q.88

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

SO4.2: 3 residues within 4Å: Chain A: S.44, L.45, K.48 2 PLIP interactions: 2 interactions with chain A Hydrogen bonds: A:L.45 Salt bridges: A:K.48 SO4.3: 1 residues within 4Å: Chain A: R.52 2 PLIP interactions: 2 interactions with chain A Water bridges: A:R.52 Salt bridges: A:R.52

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

HEM.4: 23 residues within 4Å: Chain A: V.72, Y.75, F.76, T.79, Q.84, K.87, Q.88, F.91, W.102, G.104, K.105, M.107, A.110, H.111, L.114, L.118, H.122, F.123, V.126, V.151, T.154, V.158 Ligands: CYN.1 29 PLIP interactions: 29 interactions with chain A, Hydrophobic interactions: A:V.72, A:Y.75, A:Y.75, A:F.76, A:F.76, A:T.79, A:F.91, A:F.91, A:W.102, A:A.110, A:L.114, A:L.118, A:L.118, A:F.123, A:V.126, A:V.126, A:V.151, A:V.158 Hydrogen bonds: A:K.105 Water bridges: A:D.80, A:K.87, A:K.105 Salt bridges: A:K.87, A:K.105 pi-Stacking: A:H.111, A:H.111, A:H.111 pi-Cation interactions: A:H.111 Metal complexes: A:H.111

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.5: 4 residues within 4Å: Chain A: Q.124, A.127, M.148, A.152 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Q.124, A:Q.124, A:M.148

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pesce, A. et al., A novel two-over-two alpha-helical sandwich fold is characteristic of the truncated hemoglobin family. EMBO J. (2000)

Release Date

2000-09-20

Peptides

HEMOGLOBIN: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

HEMOGLOBIN