SMTL ID : 4y7s.1

Crystal Structure of the CFEM protein Csa2

Coordinates

PDB Format Compare

Method

X-RAY DIFFRACTION 2.00 Å

Oligo State

homo-trimer

Ligands

3 x HEB: HEME B/C(Non-covalent)

HEB.1: 25 residues within 4Å: Chain A: N.1, Y.3, T.4, Y.6, P.7, P.8, V.9, K.11, P.42, C.43, P.44, W.46, D.47, G.49, C.50, V.53, I.54, A.88, G.89, V.90, W.91 Chain B: V.82, G.83, A.86 Ligands: CL.2 16 PLIP interactions: 14 interactions with chain A, 2 interactions with chain B, Hydrophobic interactions: A:Y.3, A:Y.3, A:Y.6, A:Y.6, A:V.9, A:P.42, A:P.44, A:W.46, A:V.53, A:V.90, A:W.91, B:V.82 Salt bridges: A:K.11 pi-Stacking: A:Y.3 Metal complexes: A:D.47 Water bridges: B:K.79 HEB.3: 25 residues within 4Å: Chain B: N.1, P.2, Y.3, T.4, Y.6, P.7, P.8, V.9, K.11, P.42, P.44, W.46, D.47, G.49, C.50, V.53, I.54, A.88, G.89, V.90, W.91 Chain C: P.7, A.86, A.87, G.89 19 PLIP interactions: 17 interactions with chain B, 2 interactions with chain C, Hydrophobic interactions: B:Y.3, B:Y.3, B:Y.3, B:Y.6, B:V.9, B:P.42, B:P.44, B:W.46, B:W.46, B:V.90, B:W.91, C:P.7, C:A.87 Hydrogen bonds: B:N.1 Water bridges: B:Y.3, B:K.11 Salt bridges: B:K.11 pi-Stacking: B:Y.6 Metal complexes: B:D.47 HEB.5: 21 residues within 4Å: Chain C: N.1, Y.3, T.4, Y.6, P.7, P.8, V.9, K.11, P.42, C.43, P.44, W.46, D.47, G.49, C.50, V.53, I.54, A.88, G.89, V.90, W.91 10 PLIP interactions: 10 interactions with chain C, Hydrophobic interactions: C:Y.3, C:Y.3, C:Y.6, C:P.42, C:P.44, C:V.90, C:W.91 Hydrogen bonds: C:N.1 Salt bridges: C:K.11 Metal complexes: C:D.47

1 x CL: CHLORIDE ION(Non-functional Binders)

CL.2: 4 residues within 4Å: Chain A: Y.3 Chain B: L.80, G.83 Ligands: HEB.1 Ligand excluded by PLIP

1 x EDO: 1,2-ETHANEDIOL(Non-functional Binders)

EDO.4: 7 residues within 4Å: Chain B: V.74, T.75, R.78, S.102, L.105, D.106, A.109 1 PLIP interactions: 1 interactions with chain B Hydrogen bonds: B:R.78

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Nasser, L. et al., Structural basis of haem-iron acquisition by fungal pathogens. Nat Microbiol (2016)

Release Date

2016-08-03

Peptides

Surface antigen protein 2: ABC

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

C
C

Surface antigen protein 2