SMTL ID : 3s1j.1 (1 other biounit)

Crystal structure of acetate-bound hell's gate globin I

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.80 Å

Oligo State

homo-dimer

Ligands

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

HEM.1: 19 residues within 4Å: Chain A: L.42, F.43, Q.44, N.45, Q.50, K.53, L.54, V.57, L.78, R.81, H.82, Y.85, V.87, H.91, Y.92, V.95, Y.123, M.130 Ligands: ACT.2 23 PLIP interactions: 22 interactions with chain A, 1 Ligand-Ligand interactions Hydrophobic interactions: A:L.42, A:F.43, A:F.43, A:F.43, A:K.53, A:L.54, A:V.57, A:V.57, A:L.78, A:Y.85, A:Y.85, A:V.87, A:Y.92, A:Y.92, A:V.95, A:Y.123 Hydrogen bonds: A:L.42, A:Q.44, A:N.45, A:N.45 Salt bridges: A:R.81 Metal complexes: A:H.82, ACT.2 HEM.3: 19 residues within 4Å: Chain B: L.42, F.43, Q.44, N.45, Q.50, K.53, L.54, V.57, L.78, R.81, H.82, Y.85, V.87, H.91, Y.92, V.95, Y.123, M.130 Ligands: ACT.4 25 PLIP interactions: 24 interactions with chain B, 1 Ligand-Ligand interactions Hydrophobic interactions: B:L.42, B:F.43, B:F.43, B:K.53, B:L.54, B:V.57, B:V.57, B:L.78, B:Y.85, B:Y.85, B:V.87, B:V.87, B:H.91, B:Y.92, B:V.95, B:Y.123 Hydrogen bonds: B:Q.44, B:N.45, B:N.45, B:Y.85, B:Y.85 Salt bridges: B:R.81, B:H.82 Metal complexes: B:H.82, ACT.4

2 x ACT: ACETATE ION(Non-functional Binders)

ACT.2: 7 residues within 4Å: Chain A: F.28, Y.29, F.43, Q.50, L.54, V.95 Ligands: HEM.1 3 PLIP interactions: 3 interactions with chain A Hydrophobic interactions: A:F.28, A:V.95 Hydrogen bonds: A:Q.50 ACT.4: 8 residues within 4Å: Chain B: F.28, Y.29, F.43, Q.50, L.54, H.82, V.95 Ligands: HEM.3 4 PLIP interactions: 4 interactions with chain B Hydrophobic interactions: B:F.28, B:V.95 Hydrogen bonds: B:Y.29, B:Q.50

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

SO4.5: 5 residues within 4Å: Chain B: D.89, Y.92, A.127, Q.128, T.131 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:T.131 Water bridges: B:Q.128 SO4.6: 2 residues within 4Å: Chain B: G.108, Q.109 2 PLIP interactions: 2 interactions with chain B Hydrogen bonds: B:Q.109, B:Q.109

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Teh, A.H. et al., Hell's Gate globin I: an acid and thermostable bacterial hemoglobin resembling mammalian neuroglobin. Febs Lett. (2011)

Release Date

2011-09-21

Peptides

Hemoglobin-like flavoprotein: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

Hemoglobin-like flavoprotein

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