Structure of PDB 8bcv Chain B

Receptor sequence

>8bcvB (length=733) Species: 4498 (Avena sativa)

ELRFPRFSQGLAQDPTTRRIWFGIATAHDFESHDDITEERLYQNIFASHF
GQLAIIFLWTSGNLFHVAWQGNFESWIQDPLHVRPIAHAIWDPHFGQPAV
EAFTRGGAAGPVNIAYSGVYQWWYTIGLRTNEDLYTGALFLLFLSTLSLV
AGWLHLQPKWKPSLSWFKNAESRLNHHLSGLFGVSSLAWTGHLVHVAIPA
SRGEYVRWNNFLDVLPYPQGLGPLLTGQWNLYAQNPDSSNHLFGTAQGAG
TAILTLLGGFHPQTQSLWLTDIAHHHLAIAFIFLIAGHMYRTNFGIGHSI
KDLLEAHTPPGGRLGRGHKGLYDTINNSIHFQLGLALASLGVITSLVAQH
MYSLPAYAFIAQDFTTQAALYTHHQYIAGFIMTGAFAHGAIFFIRDYNPE
QNEDNVLARMLDHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEK
QILIEPIFAQWIQSAHGKTTYGFDILLSSTNGPAFNAGRSLWLPGWLNAV
NENSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKK
DFGYSFPCDGPGRGGTCDISAWDAFYLAVFWMLNTIGWVTFYWHWKHITL
WQGNVSQFNESSTYLMGWLRDYLWLNSSQLINGYNPFGMNSLSVWAWMFL
FGHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLIRWRDKPVALS
IVQARLVGLAHFSVGYIFTYAAFLIASTSGKFG

3D structure

• PDB: 8bcv Photosystem I assembly intermediate of Avena sativa
• Chain: B
• Resolution: 2.2 Å

Enzymatic activity

• Enzyme Commision number: 1.97.1.12: photosystem I.

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	B	S426 F431 I533 W582	S425 F430 I532 W581
BS02	CLA	B	W648 L651 H654 W657 A658	W647 L650 H653 W656 A657
BS03	CLA	B	S420 L427	S419 L426
BS04	CLA	B	L678 H682	L677 H681
BS05	SF4	B	C559 G561 C568	C558 G560 C567
BS06	CLA	B	D441 W582 N585 L616	D440 W581 N584 L615
BS07	CLA	B	W589 W619 H654 W657 Y717 T720 Y721 F724	W588 W618 H653 W656 Y716 T719 Y720 F723
BS08	CLA	B	A658 F661 M662 Y670 W671	A657 F660 M661 Y669 W670
BS09	CLA	B	A28 H29 I56	A27 H28 I55
BS10	CLA	B	I46 S49 H50 I330	I45 S48 H49 I329
BS11	CLA	B	F66 H67	F65 H66
BS12	CLA	B	N64 A88 H89 N114 A116 S118	N63 A87 H88 N113 A115 S117
BS13	CLA	B	I91 W92 D93 H95 V645	I90 W91 D92 H94 V644
BS14	CLA	B	F51 A152 H156 W161	F50 A151 H155 W160
BS15	CLA	B	W167 H177 T293	W166 H176 T292
BS16	CLA	B	F47 H50 F51 W123 W167 R174 H177 H178 F183	F46 H49 F50 W122 W166 R173 H176 H177 F182
BS17	CLA	B	G128 F141 A189 W190 H193 H196 V197 R208 W209	G127 F140 A188 W189 H192 H195 V196 R207 W208
BS18	CLA	B	H196 P217 G221 L222	H195 P216 G220 L221
BS19	CLA	B	H276 I280 H351	H275 I279 H350
BS20	CLA	B	S186 W190 H276 H277 V348	S185 W189 H275 H276 V347
BS21	CLA	B	M290 L304	M289 L303
BS22	CLA	B	N176 S180 L285 H289 T293 F295 I297	N175 S179 L284 H288 T292 F294 I296
BS23	CLA	B	M290 H299	M289 H298
BS24	CLA	B	H299 L304 H308	H298 L303 H307
BS25	CLA	B	L305 H319 V407 M411	L304 H318 V406 M410
BS26	CLA	B	L175 I301 S340 I344	L174 I300 S339 I343
BS27	CLA	B	S346 L527 T531	S345 L526 T530
BS28	CLA	B	L347 Q350 H351 F509	L346 Q349 H350 F508
BS29	CLA	B	H374 Y377 I718	H373 Y376 I717
BS30	CLA	B	W123 T345 Y358 H374 H375 I378	W122 T344 Y357 H373 H374 I377
BS31	CLA	B	A26 H29 G385 H389 F576	A25 H28 G384 H388 F575
BS32	CLA	B	L315 R410 M411 H414 H421	L314 R409 M410 H413 H420
BS33	CLA	B	G435 H439 M443	G434 H438 M442
BS34	CLA	B	H467 W497	H466 W496
BS35	CLA	B	A488 W493	A487 W492
BS36	CLA	B	A460 I463 Q464 H520 Y593	A459 I462 Q463 H519 Y592
BS37	CLA	B	P457 F459 A460 H521	P456 F458 A459 H520
BS38	CLA	B	T18 W693 P697	T17 W692 P696
BS39	PQN	B	F663 S666 W667 R668 W671 A699 L700 A705	F662 S665 W666 R667 W670 A698 L699 A704
BS40	CLA	B	H308 T309 P311	H307 T308 P310
BS41	CLA	B	W424 F428 H432	W423 F427 H431
BS42	CLA	B	W230 H275 L278 A279 F282 L492	W229 H274 L277 A278 F281 L491

Gene Ontology

Molecular Function

• GO:0000287 magnesium ion binding
• GO:0009055 electron transfer activity
• GO:0016168 chlorophyll binding
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding
• GO:0051539 4 iron, 4 sulfur cluster binding

Biological Process

• GO:0015979 photosynthesis

Cellular Component

• GO:0009507 chloroplast
• GO:0009522 photosystem I
• GO:0009536 plastid
• GO:0009579 thylakoid
• GO:0016020 membrane
• GO:0042651 thylakoid membrane

External links

• PDB: RCSB:8bcv, PDBe:8bcv, PDBj:8bcv
• PDBsum: 8bcv
• UniProt: A0A3G1AZK6