SMTL ID : 1kr7.1

Crystal structure of the nerve tissue mini-hemoglobin from the nemertean worm Cerebratulus lacteus

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.50 Å

Oligo State

monomer

Ligands

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

SO4.1: 2 residues within 4Å: Chain A: R.69 Ligands: HEM.3 1 PLIP interactions: 1 interactions with chain A Salt bridges: A:R.69

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

ACT.2: 2 residues within 4Å: Chain A: N.3, H.94 2 PLIP interactions: 2 interactions with chain A Hydrophobic interactions: A:N.3 Salt bridges: A:H.94

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

HEM.3: 19 residues within 4Å: Chain A: F.11, Y.22, K.25, F.26, Q.45, K.48, Y.52, L.66, R.69, H.70, R.73, V.75, E.79, F.80, A.83, L.87, I.103 Ligands: SO4.1, OXY.4 27 PLIP interactions: 27 interactions with chain A, Hydrophobic interactions: A:F.11, A:Y.22, A:K.25, A:F.26, A:F.26, A:F.26, A:F.26, A:K.48, A:Y.52, A:L.66, A:L.66, A:R.73, A:V.75, A:V.75, A:E.79, A:F.80, A:F.80, A:L.87, A:I.103 Water bridges: A:G.27, A:R.73, A:R.73, A:R.73 Salt bridges: A:K.48, A:R.69, A:R.73 Metal complexes: A:H.70

1 x OXY: OXYGEN MOLECULE(Non-covalent)

OXY.4: 5 residues within 4Å: Chain A: Y.12, F.26, Q.45, H.70 Ligands: HEM.3 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:Y.12, A:Y.12, A:Q.45

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Pesce, A. et al., The 109 residue nerve tissue minihemoglobin from Cerebratulus lacteus highlights striking structural plasticity of the alpha-helical globin fold. Structure (2002)

Release Date

2002-05-15

Peptides

Neural globin: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Neural globin

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