SMTL ID : 1phn.1 (4 other biounits)

STRUCTURE OF PHYCOCYANIN FROM CYANIDIUM CALDARIUM AT 1.65A RESOLUTION

Coordinates

PDB Format

Method

X-RAY DIFFRACTION 1.65 Å

Oligo State

hetero-oligomer

Ligands

2 x CYC: PHYCOCYANOBILIN(Covalent)

CYC.1: 19 residues within 4Å: Chain A: V.59, T.66, P.72, Q.73, Y.74, A.75, G.80, K.83, C.84, R.86, D.87, I.88, Y.90, Y.110, I.118, F.122, L.124, W.128, Y.129 17 PLIP interactions: 17 interactions with chain A Hydrophobic interactions: A:V.59, A:T.66, A:K.83, A:K.83, A:I.88, A:Y.90, A:I.118, A:F.122, A:W.128, A:W.128, A:Y.129 Hydrogen bonds: A:A.75, A:R.86 Water bridges: A:F.122 Salt bridges: A:K.83, A:K.83, A:R.86 CYC.2: 15 residues within 4Å: Chain A: L.24, N.28 Chain B: N.35, K.36, L.38, D.39, V.40, R.43, N.143, D.144, I.148, T.149, T.150, G.151, C.153 11 PLIP interactions: 10 interactions with chain B, 1 interactions with chain A Hydrophobic interactions: B:N.35, B:L.38, B:V.40, B:I.148, B:T.149, A:L.24 Hydrogen bonds: B:N.35, B:D.39, B:T.149, B:G.151 Water bridges: B:N.35

1 x PEB: PHYCOERYTHROBILIN(Covalent)

PEB.3: 18 residues within 4Å: Chain B: L.66, N.72, A.73, R.77, R.78, A.81, C.82, R.84, D.85, M.86, I.88, Y.92, L.113, Y.117, L.120, V.122, S.126, V.127 12 PLIP interactions: 12 interactions with chain B Hydrophobic interactions: B:R.78, B:A.81, B:I.88, B:Y.92, B:L.120, B:V.122, B:V.122, B:V.127 Hydrogen bonds: B:R.84 Salt bridges: B:R.77, B:R.84 pi-Cation interactions: B:R.84

Links

RCSB   PDBe   PDBj   PDBsum   CATH   PLIP

Citation

Stec, B. et al., Crystal structure of C-phycocyanin from Cyanidium caldarium provides a new perspective on phycobilisome assembly. Biophys.J. (1999)

Release Date

1997-09-17

Peptides

PHYCOCYANIN: A
PHYCOCYANIN: B

SMTL:PDB

SMTL Chain Id:
PDB Chain Id:

A
A

B
B

PHYCOCYANIN

PHYCOCYANIN

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