SMTL ID : 2c7j.1

Phycoerythrocyanin from Mastigocladus laminosus, 295 K, 3.0 A

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 3.00 Å

Oligo State

hetero-3-3-mer

Ligands

3 x BLA: BILIVERDINE IX ALPHA(Covalent)

BLA.1: 25 residues within 4Å: Chain A: T.66, P.72, Q.73, Y.74, A.75, G.80, K.83, C.84, R.86, D.87, Y.91, Y.110, V.111, F.118, L.122, L.124, W.128, Y.129 Chain D: Y.56, R.57, V.60, F.74, H.75, H.76, Q.79 24 PLIP interactions: 7 interactions with chain D, 17 interactions with chain A Hydrophobic interactions: D:Y.56, D:V.60, D:F.74, D:Q.79, A:Q.73, A:K.83, A:Y.91, A:V.111, A:F.118, A:L.122, A:L.124, A:W.128, A:Y.129 Hydrogen bonds: D:H.75, A:Q.73, A:A.75, A:R.86, A:Y.129 Salt bridges: D:R.57, A:K.83, A:K.83, A:R.86 pi-Stacking: D:H.76, A:H.90 BLA.4: 25 residues within 4Å: Chain C: T.66, P.72, Q.73, Y.74, A.75, G.80, K.83, C.84, R.86, D.87, Y.91, Y.110, V.111, F.118, L.122, L.124, W.128, Y.129 Chain F: Y.56, R.57, V.60, F.74, H.75, H.76, Q.79 24 PLIP interactions: 17 interactions with chain C, 7 interactions with chain F Hydrophobic interactions: C:Q.73, C:K.83, C:Y.91, C:V.111, C:F.118, C:L.122, C:L.124, C:W.128, C:Y.129, F:Y.56, F:V.60, F:F.74, F:Q.79 Hydrogen bonds: C:Q.73, C:A.75, C:R.86, C:Y.129, F:H.75 Salt bridges: C:K.83, C:K.83, C:R.86, F:R.57 pi-Stacking: C:H.90, F:H.76 BLA.7: 25 residues within 4Å: Chain B: Y.56, R.57, V.60, F.74, H.75, H.76, Q.79 Chain E: T.66, P.72, Q.73, Y.74, A.75, G.80, K.83, C.84, R.86, D.87, Y.91, Y.110, V.111, F.118, L.122, L.124, W.128, Y.129 24 PLIP interactions: 7 interactions with chain B, 17 interactions with chain E Hydrophobic interactions: B:Y.56, B:V.60, B:F.74, B:Q.79, E:Q.73, E:K.83, E:Y.91, E:V.111, E:F.118, E:L.122, E:L.124, E:W.128, E:Y.129 Hydrogen bonds: B:H.75, E:Q.73, E:A.75, E:R.86, E:Y.129 Salt bridges: B:R.57, E:K.83, E:K.83, E:R.86 pi-Stacking: B:H.76, E:H.90

6 x CYC: PHYCOCYANOBILIN(Covalent)

CYC.2: 18 residues within 4Å: Chain B: V.66, P.72, C.73, R.77, N.78, C.82, R.84, D.85, L.86, F.88, R.108, C.109, L.113, T.116, Y.117, L.120, T.122, V.127 11 PLIP interactions: 11 interactions with chain B Hydrophobic interactions: B:L.86, B:F.88, B:T.116, B:Y.117, B:L.120 Hydrogen bonds: B:R.77, B:N.78, B:R.84 Salt bridges: B:R.77, B:R.84 pi-Cation interactions: B:R.84 CYC.3: 16 residues within 4Å: Chain A: Q.25, F.28 Chain B: N.35, K.36, D.39, V.40, R.43, A.142, N.143, D.144, I.148, T.149, K.150, G.151, C.153, M.157 9 PLIP interactions: 8 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:K.36, B:V.40, B:I.148, B:T.149, A:F.28 Hydrogen bonds: B:D.39, B:T.149, B:G.151 Water bridges: B:K.36 CYC.5: 18 residues within 4Å: Chain D: V.66, P.72, C.73, R.77, N.78, C.82, R.84, D.85, L.86, F.88, R.108, C.109, L.113, T.116, Y.117, L.120, T.122, V.127 11 PLIP interactions: 11 interactions with chain D Hydrophobic interactions: D:L.86, D:F.88, D:T.116, D:Y.117, D:L.120 Hydrogen bonds: D:R.77, D:N.78, D:R.84 Salt bridges: D:R.77, D:R.84 pi-Cation interactions: D:R.84 CYC.6: 16 residues within 4Å: Chain C: Q.25, F.28 Chain D: N.35, K.36, D.39, V.40, R.43, A.142, N.143, D.144, I.148, T.149, K.150, G.151, C.153, M.157 9 PLIP interactions: 8 interactions with chain D, 1 interactions with chain C Hydrophobic interactions: D:K.36, D:V.40, D:I.148, D:T.149, C:F.28 Hydrogen bonds: D:D.39, D:T.149, D:G.151 Water bridges: D:K.36 CYC.8: 18 residues within 4Å: Chain F: V.66, P.72, C.73, R.77, N.78, C.82, R.84, D.85, L.86, F.88, R.108, C.109, L.113, T.116, Y.117, L.120, T.122, V.127 11 PLIP interactions: 11 interactions with chain F Hydrophobic interactions: F:L.86, F:F.88, F:T.116, F:Y.117, F:L.120 Hydrogen bonds: F:R.77, F:N.78, F:R.84 Salt bridges: F:R.77, F:R.84 pi-Cation interactions: F:R.84 CYC.9: 16 residues within 4Å: Chain E: Q.25, F.28 Chain F: N.35, K.36, D.39, V.40, R.43, A.142, N.143, D.144, I.148, T.149, K.150, G.151, C.153, M.157 9 PLIP interactions: 8 interactions with chain F, 1 interactions with chain E Hydrophobic interactions: F:K.36, F:V.40, F:I.148, F:T.149, E:F.28 Hydrogen bonds: F:D.39, F:T.149, F:G.151 Water bridges: F:K.36

Links

RCSB   PDBe   PDBe-KB   PDBj   PDBsum   CATH   PLIP

Citation

Schmidt, M. et al., Local Protein Flexibility as a Prerequisite for Reversible Chromophore Isomerization in Alfa- Phycoerythrocyanin. Biochim.Biophys.Acta (2006)

Release Date

2006-01-25

Peptides

PHYCOERYTHROCYANIN ALPHA CHAIN: ACE
PHYCOERYTHROCYANIN BETA CHAIN: BDF

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

C
A

E
A

B
B

D
B

F
B

PHYCOERYTHROCYANIN ALPHA CHAIN

PHYCOERYTHROCYANIN BETA CHAIN

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