SMTL ID : 7k4m.1 (2 other biounits)

Crystal structure of MetAP2 Modified Hemoglobin S

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.50 Å

Oligo State

hetero-2-2-mer

Ligands

4 x CMO: CARBON MONOXIDE(Non-functional Binders)

CMO.1: 5 residues within 4Å: Chain A: L.30, F.44, H.59, H.88 Ligands: HEM.2 No protein-ligand interaction detected (PLIP) CMO.3: 6 residues within 4Å: Chain B: L.30, F.44, H.65, V.69, H.94 Ligands: HEM.4 No protein-ligand interaction detected (PLIP) CMO.5: 5 residues within 4Å: Chain C: L.30, H.59, V.63, H.88 Ligands: HEM.6 No protein-ligand interaction detected (PLIP) CMO.7: 4 residues within 4Å: Chain D: F.44, H.65, H.94 Ligands: HEM.8 No protein-ligand interaction detected (PLIP)

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

HEM.2: 20 residues within 4Å: Chain A: M.33, Y.43, F.44, F.47, H.59, K.62, V.63, A.66, L.67, L.84, L.87, H.88, L.92, V.94, N.98, F.99, L.102, L.106, L.137 Ligands: CMO.1 21 PLIP interactions: 21 interactions with chain A, Hydrophobic interactions: A:Y.43, A:Y.43, A:Y.43, A:F.44, A:F.44, A:F.47, A:K.62, A:V.63, A:A.66, A:L.67, A:L.84, A:L.92, A:L.92, A:V.94, A:F.99, A:L.102, A:L.102, A:L.106, A:L.137 Salt bridges: A:K.62 Metal complexes: A:H.88 HEM.4: 18 residues within 4Å: Chain B: L.33, T.40, F.43, F.44, F.47, H.65, K.68, F.73, L.90, L.93, H.94, L.98, V.100, N.104, F.105, L.108, L.143 Ligands: CMO.3 18 PLIP interactions: 18 interactions with chain B, Hydrophobic interactions: B:L.33, B:T.40, B:F.43, B:F.43, B:F.44, B:F.44, B:L.90, B:L.98, B:V.100, B:V.100, B:N.104, B:F.105, B:F.105, B:L.108, B:L.143 Water bridges: B:S.46 Salt bridges: B:H.65 Metal complexes: B:H.94 HEM.6: 19 residues within 4Å: Chain C: M.33, Y.43, F.44, F.47, H.59, K.62, V.63, A.66, L.84, L.87, H.88, L.92, V.94, N.98, F.99, L.102, V.133, L.137 Ligands: CMO.5 19 PLIP interactions: 18 interactions with chain C, 1 Ligand-Ligand interactions Hydrophobic interactions: C:Y.43, C:Y.43, C:F.44, C:F.44, C:K.62, C:V.63, C:L.84, C:L.84, C:L.92, C:V.94, C:F.99, C:L.102, C:V.133, C:L.137 Salt bridges: C:H.59, C:K.62, C:K.62 Metal complexes: C:H.88, CMO.5 HEM.8: 20 residues within 4Å: Chain D: L.33, T.40, F.43, F.44, F.47, H.65, K.68, A.72, F.73, F.87, L.90, L.93, H.94, L.98, V.100, N.104, F.105, L.108, L.143 Ligands: CMO.7 20 PLIP interactions: 20 interactions with chain D, Hydrophobic interactions: D:L.33, D:T.40, D:F.43, D:F.43, D:F.44, D:F.44, D:F.73, D:F.73, D:F.87, D:L.90, D:L.98, D:L.98, D:V.100, D:N.104, D:F.105, D:F.105, D:L.108, D:L.143 Salt bridges: D:H.65 Metal complexes: D:H.94

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Demers, M. et al., MetAP2 inhibition modifies hemoglobin S to delay polymerization and improves blood flow in sickle cell disease. Blood Adv (2021)

Release Date

2021-10-13

Peptides

Hemoglobin subunit alpha: AC
Hemoglobin subunit beta: BD

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
C

B
B

D
D

Hemoglobin subunit alpha

Hemoglobin subunit beta

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