Structure of PDB 6kac Chain D Binding Site BS01

Receptor Information

>6kac Chain D (length=348) Species: 3055 (Chlamydomonas reinhardtii)

IGTYQEKRTWFDDADDWLRQDRFVFVGWSGLLLFPCAYFALGGWLTGTTF
VTSWYTHGLATSYLEGCNFLTAAVSTPANSMAHSLLFVWGPEAQGDFTRW
CQLGGLWAFVALHGAFGLIGFMLRQFEIARSVNLRPYNAIAFSAPIAVFV
SVFLIYPLGQSGWFFAPSFGVAAIFRFILFFQGFHNWTLNPFHMMGVAGV
LGAALLCAIHGATVENTLFEDGDGANTFRAFNPTQAEETYSMVTANRFWS
QIFGVAFSNKRWLHFFMLLVPVTGLWMSAIGVVGLALNLRAYDFVSQEIR
AAEDPEFETFYTKNILLNEGIRAWMAAQDQPHERLVFPEEVLPRGNAL

Ligand information

>6kac Chain U (length=24) Species: 3055 (Chlamydomonas reinhardtii)

VTLALDKDDPAKEDSVKGLRKDIN

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6kac Structural insight into light harvesting for photosystem II in green algae.
• Resolution: 2.7 Å
• Binding residue (original residue number in PDB): E337 R338
• Binding residue (residue number reindexed from 1): E333 R334

Enzymatic activity

• Enzyme Commision number: 1.10.3.9: photosystem II.

Gene Ontology

Molecular Function

• GO:0005506 iron ion binding
• GO:0009055 electron transfer activity
• GO:0010242 oxygen evolving activity
• GO:0016168 chlorophyll binding
• GO:0016491 oxidoreductase activity
• GO:0045156 electron transporter, transferring electrons within the cyclic electron transport pathway of photosynthesis activity
• GO:0046872 metal ion binding

Biological Process

• GO:0009772 photosynthetic electron transport in photosystem II
• GO:0015979 photosynthesis
• GO:0019684 photosynthesis, light reaction

Cellular Component

• GO:0009507 chloroplast
• GO:0009523 photosystem II
• GO:0009535 chloroplast thylakoid membrane
• GO:0009579 thylakoid
• GO:0016020 membrane

External links

• PDB: RCSB:6kac, PDBe:6kac, PDBj:6kac
• PDBsum: 6kac
• PubMed: 31768031
• UniProt: P06007|PSBD_CHLRE Photosystem II D2 protein (Gene Name=psbD)