SQD · 1,2-di-O-acyl-3-O-[6-deoxy-6-sulfo-alpha-D-glucopyranosyl]-sn-glycerol

Binding sites

SQD in 80 structures; the first of them:

• 5KAF · RT XFEL structure of Photosystem II in the dark state at 3.0 A resolution · SQD A603 · binds LEU200, ALA203, GLY204, PHE265, ASN266, ASN267, SER270, PHE273 and 14 more
• 5MX2 · Photosystem II depleted of the Mn4CaO5 cluster at 2.55 A resolution · SQD A409 · binds LEU200, ALA203, PHE265, ASN267, SER270, PHE273, PHE274, ALA277 and 10 more
• 6DHP · RT XFEL structure of the three-flash state of Photosystem II (3F, S0-rich) at 2.04… · SQD A614 · binds LEU200, ALA203, GLY204, PHE265, ASN267, SER270, PHE273, PHE274 and 13 more
• 6HQB · Monomeric cyanobacterial photosystem I · SQD B5008 · binds LEU148, PHE151, TRP154, LEU155, GLN158, LYS160, PHE161
• 6J3Z · Structure of C2S1M1-type PSII-FCPII supercomplex from diatom · SQD A406 · binds ALA200, PHE265, ASN267, ALA270, PHE273, PHE274, LEU277, TRP278 and 8 more
• 6J40 · Structure of C2S2M2-type PSII-FCPII supercomplex from diatom · SQD A406 · binds ALA200, PHE265, ASN267, ALA270, PHE273, PHE274, LEU277, TRP278 and 13 more
• 6KAD · Cryo-EM structure of the C2S2M2L2-type PSII-LHCII supercomplex from Chlamydomonas… · SQD A412 · binds ASN267, SER270, PHE273, PHE274, ALA277, TRP278, ALA22, TRP24 and 5 more

Residues it binds most

PHE 450, LEU 418, ARG 404, TRP 371, VAL 278, ALA 209, ILE 270, TYR 226, ASN 243, SER 216 (residue and the binding sites it lines).

Found with

• LHG · 1,2-dipalmitoyl-phosphatidyl-glycerole
• BCR · Beta-carotene
• CLA · Chlorophyll A
• DGD · Digalactosyl diacyl glycerol (dgdg)
• LMG · 1,2-distearoyl-monogalactosyl-diglyceride
• HEM · Protoporphyrin IX containing Fe
• PL9 · 2,3-dimethyl-5-(3,7,11,15,19,23,27,31,35-nonamethyl-2, 6,10,14,18,22,26,30,34-hexatriacontanonaenyl-2,5-cyclohexadiene-1,4-dione-2,3-dimethyl-5-solanesyl-1,4-benzoquinone
• PHO · Pheophytin A
• BCT · Bicarbonate ion
• FE2 · Fe (II) ion
• CL · Chloride ion
• OEX · Ca-MN4-O5 cluster