SMTL ID : 6g9u.2 (1 other biounit)

Three dimensional structure of human carbonic anhydrase IX in complex with sulfonamide

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.75 Å

Oligo State

homo-dimer

Ligands

2 x ZN: ZINC ION(Non-covalent)

ZN.1: 5 residues within 4Å: Chain A: H.92, H.94, E.104, H.117 Ligands: ETK.2 3 PLIP interactions: 3 interactions with chain A Metal complexes: A:H.92, A:H.94, A:H.117 ZN.3: 5 residues within 4Å: Chain B: H.92, H.94, E.104, H.117 Ligands: ETK.4 3 PLIP interactions: 3 interactions with chain B Metal complexes: B:H.92, B:H.94, B:H.117

2 x ETK: 4-[2-[3-(cyclooctylamino)-2,5,6-tris(fluoranyl)-4-sulfamoyl-phenyl]sulfanylethyl]benzoic acid(Non-covalent)

ETK.2: 15 residues within 4Å: Chain A: R.62, N.64, H.66, Q.69, Q.90, H.92, H.94, E.104, H.117, V.119, V.128, L.197, T.198, T.199 Ligands: ZN.1 13 PLIP interactions: 13 interactions with chain A Hydrophobic interactions: A:N.64, A:V.119, A:V.128, A:L.197 Hydrogen bonds: A:Q.69, A:Q.69, A:Q.90, A:H.92, A:T.198, A:T.199 Water bridges: A:R.62 Salt bridges: A:R.62 Halogen bonds: A:T.198 ETK.4: 16 residues within 4Å: Chain B: R.62, N.64, H.66, Q.69, Q.90, H.92, H.94, E.104, H.117, V.119, V.128, L.197, T.198, T.199, W.208 Ligands: ZN.3 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:N.64, B:V.119, B:V.128 Hydrogen bonds: B:Q.90, B:H.92, B:T.198, B:T.199 Salt bridges: B:R.62 pi-Cation interactions: B:H.92 Halogen bonds: B:Q.69, B:T.198

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Kazokaite, J. et al., Novel fluorinated carbonic anhydrase IX inhibitors reduce hypoxia-induced acidification and clonogenic survival of cancer cells. Oncotarget (2018)

Release Date

2018-07-04

Peptides

Carbonic anhydrase 9: AB

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
C

B
D

Carbonic anhydrase 9

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