Structure of PDB 4y28 Chain B

Receptor sequence
>4y28B (length=732) Species: 3888 (Pisum sativum) [Search protein sequence]
ALRLPRFSQGIAQDPTTRRIWFGIATAHDFESHDDITEGRLYQNIFASHF
GQLAIIFLWTSGNLFHVAWQGNFEAWVQDPFHVRPIAHAIWDPHFGQPAV
EAFTRGGALGPVNIAYSGVYQWWYTIGLRTNEDLYTGAIFLLFLSFISLL
AGWLHLQPKWKPSVSWFKNAESRLNHHLSGLFGVSSLAWAGHLVHVAIPG
SRGEYVRWNNFLDVLPYPQGLGPLLTGQWNLYAQNPSSSNHLFGTTQGAG
TAILTILGGFHPQTQSLWLTDMAHHHLAIAFLFLIGGLMYRTNFGIGHSI
KYILEAHIPPGGRLGRGHKGLYDTINNSIHFQLGLALASLGVITSLVAQH
MYSLPAYAFIAQDFTTQAALYTHHQYIAGFIMTGAFAHGPIFFIRDYNPE
QNADNVLARMLEHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEK
QILIEPIFAQWIQSAHGKTSYGFDVLLSSTNGPALNAGRNIWLPGWLNAI
NENSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKK
DFGYSFPCDGPGRGGTCDISAWDDFYLAVFWMLNTIGWVTFYWHWKHITL
WRGNVSQFNESSTYLMGWLRDYLWLNSSQLINGYTPLVCNSLSVWAWMFL
FGHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLIRWRDKPVALS
IVQARLVGLVHFSVGYIFTYAAFLIASTSGKF
3D structure
PDB4y28 The structure of plant photosystem I super-complex at 2.8 angstrom resolution.
ChainB
Resolution2.8 Å
3D
structure
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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 peptide B L3 R4 R20 I21 W70 W92 D695 L2 R3 R19 I20 W69 W91 D694
BS02 CL0 B L620 W625 L619 W624
BS03 CLA B S423 S426 L427 G430 F431 L532 I533 L578 F581 W582 S422 S425 L426 G429 F430 L531 I532 L577 F580 W581
BS04 CLA B H682 T685 H681 T684
BS05 SF4 B C559 G561 C568 W667 I702 C558 G560 C567 W666 I701
BS06 CLA B W648 L651 H654 L655 W657 A658 W647 L650 H653 L654 W656 A657
BS07 CLA B S420 S423 L427 S419 S422 L426
BS08 CLA B R684 T685 P686 R683 T684 P685
BS09 CLA B V438 D441 W582 N585 L616 W657 V437 D440 W581 N584 L615 W656
BS10 CLA B L179 F284 M290 Y291 I304 L178 F283 M289 Y290 I303
BS11 CLA B W462 I463 H467 W493 W461 I462 H466 W492
BS12 CLA B L422 H528 L421 H527
BS13 CLA B T18 W22 A679 H682 W693 R694 P697 T17 W21 A678 H681 W692 R693 P696
BS14 CLA B L655 T659 H712 L654 T658 H711
BS15 CLA B H308 I309 P310 P311 L315 H307 I308 P309 P310 L314
BS16 PQN B M662 F663 S666 W667 R668 W671 A699 L700 A705 M661 F662 S665 W666 R667 W670 A698 L699 A704
BS17 CA B I501 E503 N506 L508 I500 E502 N505 L507
BS18 CLA B W589 L616 W619 S628 I632 F650 H654 W657 Y717 T720 Y721 F724 W588 L615 W618 S627 I631 F649 H653 W656 Y716 T719 Y720 F723
BS19 CLA B A658 T659 F661 M662 I665 Y670 W671 A657 T658 F660 M661 I664 Y669 W670
BS20 CLA B H29 Q53 I57 W60 H28 Q52 I56 W59
BS21 CLA B L59 W60 G63 F66 H67 W70 L58 W59 G62 F65 H66 W69
BS22 CLA B N64 A88 H89 N114 I115 Y117 V120 V645 W646 N63 A87 H88 N113 I114 Y116 V119 V644 W645
BS23 CLA B I91 W92 D93 H95 F96 N114 V645 I90 W91 D92 H94 F95 N113 V644
BS24 CLA B N176 H177 S180 L285 L289 T293 F295 I297 N175 H176 S179 L284 L288 T292 F294 I296
BS25 CLA B I286 L289 M290 G298 H299 I285 L288 M289 G297 H298
BS26 CLA B H299 I304 H308 H298 I303 H307
BS27 CLA B H319 V407 M411 H318 V406 M410
BS28 CLA B A171 R174 L175 H178 F183 I301 Y323 L336 S340 I344 A170 R173 L174 H177 F182 I300 Y322 L335 S339 I343
BS29 CLA B S346 L347 Q350 Q376 M383 F387 L527 T531 S345 L346 Q349 Q375 M382 F386 L526 T530
BS30 CLA B S340 V343 L347 H351 S354 F509 S339 V342 L346 H350 S353 F508
BS31 CLA B F428 L429 P457 F459 A460 F517 H520 H521 H528 F427 L428 P456 F458 A459 F516 H519 H520 H527
BS32 CLA B F8 A28 H29 I56 F7 A27 H28 I55
BS33 CLA B H29 Y43 I46 S49 H50 Q53 R174 I330 H331 Q333 L334 A337 L338 H28 Y42 I45 S48 H49 Q52 R173 I329 H330 Q332 L333 A336 L337
BS34 CLA B P94 H95 P93 H94
BS35 CLA B F51 A152 L155 H156 W161 W167 F50 A151 L154 H155 W160 W166
BS36 CLA B W167 S173 H177 W166 S172 H176
BS37 CLA B F47 H50 L54 W123 W167 F168 S173 R174 H177 H178 L182 F183 F46 H49 L53 W122 W166 F167 S172 R173 H176 H177 L181 F182
BS38 CLA B G128 L129 F141 A189 W190 H193 H196 V197 R208 W209 F212 G127 L128 F140 A188 W189 H192 H195 V196 R207 W208 F211
BS39 CLA B L188 A189 A191 G192 V195 H196 P217 G221 L222 L187 A188 A190 G191 V194 H195 P216 G220 L221
BS40 CLA B W230 N231 L255 I257 H275 L278 A279 F282 W229 N230 L254 I256 H274 L277 A278 F281
BS41 CLA B G259 L268 D272 H275 H276 H351 W493 G258 L267 D271 H274 H275 H350 W492
BS42 CLA B F183 S186 S187 W190 H276 H277 I280 V348 M352 A357 Y358 F182 S185 S186 W189 H275 H276 I279 V347 M351 A356 Y357
BS43 CLA B W60 S118 A370 T373 H374 Y377 I378 I718 A722 W59 S117 A369 T372 H373 Y376 I377 I717 A721
BS44 CLA B T61 G119 W123 T345 V348 M352 Y358 H374 H375 T60 G118 W122 T344 V347 M351 Y357 H373 H374
BS45 CLA B A26 H29 D30 L334 F381 G385 H389 W573 F576 A25 H28 D29 L333 F380 G384 H388 W572 F575
BS46 CLA B L315 V407 R410 M411 H414 H421 L314 V406 R409 M410 H413 H420
BS47 CLA B W424 L427 F428 F431 H432 W423 L426 F427 F430 H431
BS48 CLA B G435 V438 H439 M443 K451 I453 G434 V437 H438 M442 K450 I452
BS49 CLA B L477 A488 W493 L476 A487 W492
BS50 CLA B Q350 A460 I463 Q464 F509 L510 H520 I523 V590 Y593 W594 K597 Q349 A459 I462 Q463 F508 L509 H519 I522 V589 Y592 W593 K596
BS51 CLA B F459 W462 F458 W461
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:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0016020 membrane

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:4y28, PDBe:4y28, PDBj:4y28
PDBsum4y28
PubMed26076232
UniProtP05311|PSAB_PEA Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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