SMTL ID : 7ems.1 (2 other biounits)

Crystal Structure of the HasAp L85A Mutant Capturing Iron Tetraphenylporphyrin

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 1.85 Å

Oligo State

monomer

Ligands

1 x MQP: [5,10,15,20-tetraphenylporphyrinato(2-)-kappa~4~N~21~,N~22~,N~23~,N~24~]iron(Non-covalent)

MQP.1: 17 residues within 4Å: Chain A: H.34, P.36, V.39, T.45, F.48, P.52, F.53, Y.58, Y.77, L.79, H.85, A.87, R.131, H.136, V.139, Y.140, M.143 18 PLIP interactions: 18 interactions with chain A, Hydrophobic interactions: A:V.39, A:T.45, A:F.48, A:F.53, A:Y.58, A:Y.77, A:Y.77, A:Y.77, A:L.79, A:A.87, A:V.139, A:Y.140, A:Y.140 pi-Stacking: A:H.34, A:Y.58, A:H.85 Metal complexes: A:H.34, A:Y.77

1 x GOL: GLYCEROL(Non-functional Binders)

GOL.2: 3 residues within 4Å: Chain A: T.78, L.79, S.81 3 PLIP interactions: 3 interactions with chain A Hydrogen bonds: A:T.78, A:S.81 Water bridges: A:F.80

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Shisaka, Y. et al., Tetraphenylporphyrin Enters the Ring: First Example of a Complex between Highly Bulky Porphyrins and a Protein. Chembiochem (2022)

Release Date

2022-04-20

Peptides

Heme acquisition protein HasAp: A

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

Heme acquisition protein HasAp

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