Structure of PDB 8xr6 Chain 5

Receptor sequence

>8xr65 (length=170) Species: 173977 (Chroomonas placoidea)

DFSAAVPFLKRPSNLDGTLAGDVGFDPLGFSDVFDLRVLREAELKHGRFA
MLAVLGFLVQEVYTFPFFPKMAPVDAHDYFVTQGGGSQIIFWISFVEIFG
VVALFELIQGKRDAGDFAFDPLGLGKDEATLARYKVAEIKHARLAMIAIG
GFIHQFWVTKQTVLEQLGNF

3D structure

• PDB: 8xr6 Cryo-EM structure of cryptophyte photosystem II
• Chain: 5
• Resolution: 2.53 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	5	F137 F141 F159	F95 F99 F117
BS02	II0	5	G126 Q130 W134	G84 Q88 W92
BS03	CLA	5	A47 P49 F50 V65	A5 P7 F8 V23
BS04	CLA	5	L57 G63 D64 V65 F67 D68 F72 L81 R82 A84 E85 R185 M188	L15 G21 D22 V23 F25 D26 F30 L39 R40 A42 E43 R143 M146
BS05	CLA	5	L94 A95 G98 Q102 T106 F107 F110 F122	L52 A53 G56 Q60 T64 F65 F68 F80
BS06	CLA	5	Q125 G126 G127 Q130 W134	Q83 G84 G85 Q88 W92
BS07	CLA	5	H119 V123 G128 S129 I131	H77 V81 G86 S87 I89
BS08	CLA	5	A84 K87 H88 I132 I135 S136 E139 V143	A42 K45 H46 I90 I93 S94 E97 V101
BS09	CLA	5	R90 M93 L94 D158 F159 F161 G167 L173 Y176 K177 E180	R48 M51 L52 D116 F117 F119 G125 L131 Y134 K135 E138
BS10	CLA	5	R175 V178 A179 K182 H183 L186	R133 V136 A137 K140 H141 L144
BS11	KC2	5	R175 Y176 A179 H183	R133 Y134 A137 H141
BS12	CLA	5	I189 G193 Q197 V200 Q208 F212	I147 G151 Q155 V158 Q166 F170
BS13	CLA	5	H196 W199	H154 W157
BS14	II0	5	M93 L97 F161 D162 P163 L166 L186 A190 F194 Q197	M51 L55 F119 D120 P121 L124 L144 A148 F152 Q155
BS15	II0	5	F67 P69 L70 F72 A95 Q102 P115 M188	F25 P27 L28 F30 A53 Q60 P73 M146
BS16	II0	5	R90 F91 I131	R48 F49 I89
BS17	IHT	5	H119 I189 G192 I195 H196	H77 I147 G150 I153 H154
BS18	II0	5	R185 L186 I189	R143 L144 I147

External links

• PDB: RCSB:8xr6, PDBe:8xr6, PDBj:8xr6
• PDBsum: 8xr6