Structure of PDB 8xkl Chain 8

Receptor sequence

>8xkl8 (length=173) Species: 173977 (Chroomonas placoidea)

DFSAAVPFLKRPSNLDGTLAGDVGFDPLGFSDVFDLRVLREAELKHGRFA
MLAVLGFLVQEVYTFPFFPKMAPVDAHDYFVTQGGGSQIIFWISFVEIFG
VVALFELIQGKRDAGDFAFDPLGLGKDEATLARYKVAEIKHARLAMIAIG
GFIHQFWVTKQTVLEQLGNFQSL

3D structure

• PDB: 8xkl Structure and distinct supramolecular organization of a PSII-ACPII dimer from a cryptophyte alga Chroomonas placoidea.
• Chain: 8
• Resolution: 2.84 Å

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)	Binding affinity
BS01	CLA	8	F213 S215	F170 S172
BS02	II0	8	R186 L187 I190	R143 L144 I147
BS03	CLA	8	A48 P50 F51 V66	A5 P7 F8 V23
BS04	CLA	8	L58 G64 D65 V66 F68 D69 F73 L82 R83 E86 R186 M189 I190	L15 G21 D22 V23 F25 D26 F30 L39 R40 E43 R143 M146 I147
BS05	CLA	8	L95 A96 L98 G99 V102 Q103 Y106 T107 F108 F111 F123	L52 A53 L55 G56 V59 Q60 Y63 T64 F65 F68 F80
BS06	CLA	8	Q126 G127 G128 Q131 I132 W135	Q83 G84 G85 Q88 I89 W92
BS07	CLA	8	H120 V124 G129 S130 I132 I133	H77 V81 G86 S87 I89 I90
BS08	CLA	8	V81 A85 K88 H89 I136 S137 E140 V144	V38 A42 K45 H46 I93 S94 E97 V101
BS09	CLA	8	R91 M94 D159 F160 A161 F162 L167 G168 Y177 K178 E181	R48 M51 D116 F117 A118 F119 L124 G125 Y134 K135 E138
BS10	CLA	8	A180 K183 H184	A137 K140 H141
BS11	KC2	8	R176 Y177 A180 H184	R133 Y134 A137 H141
BS12	CLA	8	I190 G194 H197 Q198 V201 Q209 F213	I147 G151 H154 Q155 V158 Q166 F170
BS13	CLA	8	H197 W200	H154 W157
BS14	II0	8	M94 D163 P164 L165 L187 A191 F195 Q198	M51 D120 P121 L122 L144 A148 F152 Q155
BS15	II0	8	F68 D69 P70 L71 F92 A96 F100 P116 M189	F25 D26 P27 L28 F49 A53 F57 P73 M146
BS16	II0	8	K88 F92 F110 F111 I136	K45 F49 F67 F68 I93
BS17	IHT	8	H120 G193 I196 H197 W200	H77 G150 I153 H154 W157
BS18	II0	8	Q131 F134 W135	Q88 F91 W92
BS19	CLA	8	F142 F162	F99 F119

External links

• PDB: RCSB:8xkl, PDBe:8xkl, PDBj:8xkl
• PDBsum: 8xkl
• PubMed: 38806516