Structure of PDB 7dr1 Chain B

Receptor sequence
>7dr1B (length=706) Species: 2762 (Cyanophora paradoxa) [Search protein sequence]
GTKFPKASQALAQDPTTRRIWYGIATANDFETNDGITEENLYQKIFASHF
GHLAIIFLWTSGNLFHVAWQGNFEQWVKDPLNTRPIAHAISDPHFGQRAI
EAFSQAGASSPVNISYSGVYQWWYTQGMRTNEELYNGAIFLLILSALSLF
AGWLHLQPKFRPNLSWFKNAESRLNHHLGGLFGTSSLAWTGHIVHVAIPE
SRGQHVGWDNFLQVAPHPAGLQPFFTGNWGVYTENPDTANHVFGSSDGAG
TAILTFLGGFHPQTQSLWLTDIAHHHLAIAVLFIVAGHMYGLYDTVNNSL
HFQLGLALAALGVITSLVAQHMYSIPPYAYLARDFTTQAALYTHHQYIAG
FLMVGAFAHGAIFLVRDYDAEQNKNNVLARIIDHKEAIISHLSWVSLFLG
FHTLGLYVHNDVVQAFGTPEKQILIEPVFAQWIQSVHGKSLYGFEVLLNN
ADSITRVAPGSAQPIWLPGWLDAINSGNNSLFLTIGPGDFLVHHAIALGL
HTTTLILVKGALDARGSKLMPDKKDFGYSFPCDGPGRGGTCDISAWDAFY
LAVFWMLNTIGWTTFYWHWKHLGVWQGNVAQFNESSTYLMGWFRDYLWLN
SSQLINGYNPFGMNNLSVWAWMFLFGHLIWATGFMFLISWRGYWQELIET
LVWAHERTPLANLVRWKDKPVALSIVQARLVGLAHFAVGYIVTYAAFLIA
STASKF
3D structure
PDB7dr1 Structural insights into an evolutionary turning-point of photosystem I from prokaryotes to eukaryotes
ChainB
Resolution3.2 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 K7 F66 W70 Y136 A147 L150 W154 L157 Q158 K6 F65 W69 Y135 A146 L149 W153 L156 Q157
BS02 CL0 B F623 L627 W628 F593 L597 W598
BS03 CLA B S426 L427 G430 I536 L581 F584 W585 S396 L397 G400 I506 L551 F554 W555
BS04 CLA B W683 R687 P689 W653 R657 P659
BS05 CLA B S420 S423 W424 L427 S390 S393 W394 L397
BS06 SF4 B C562 G564 C571 W670 I705 C532 G534 C541 W640 I675
BS07 CLA B L434 D441 W585 N588 W592 L619 F623 L404 D411 W555 N558 W562 L589 F593
BS08 CLA B W651 L654 F655 H657 L658 W660 A661 W621 L624 F625 H627 L628 W630 A631
BS09 CLA B L681 H685 L651 H655
BS10 CLA B Y437 W592 F595 L619 W622 L627 I635 F653 H657 W660 Y720 T723 Y724 F727 Y407 W562 F565 L589 W592 L597 I605 F623 H627 W630 Y690 T693 Y694 F697
BS11 CLA B L658 A661 T662 F664 M665 Y673 W674 L628 A631 T632 F634 M635 Y643 W644
BS12 CLA B F5 I25 A28 N29 F31 F4 I24 A27 N28 F30
BS13 CLA B F31 Y43 I46 S49 H50 H53 R174 L330 L334 A337 L341 F30 Y42 I45 S48 H49 H52 R173 L300 L304 A307 L311
BS14 CLA B H53 W60 F381 H52 W59 F351
BS15 CLA B L59 F66 H67 W70 Q71 A90 L58 F65 H66 W69 Q70 A89
BS16 CLA B W60 N64 A88 H89 N114 S116 Y117 S118 V648 W649 W59 N63 A87 H88 N113 S115 Y116 S117 V618 W619
BS17 CLA B I91 S92 D93 H95 F96 N114 V648 W651 I90 S91 D92 H94 F95 N113 V618 W621
BS18 CLA B P94 H95 P93 H94
BS19 CLA B F47 F51 A152 L155 H156 F161 W167 F46 F50 A151 L154 H155 F160 W166
BS20 CLA B F47 H50 F51 L54 W123 W167 R174 H177 H178 L182 F183 F46 H49 F50 L53 W122 W166 R173 H176 H177 L181 F182
BS21 CLA B Q127 G128 M129 N137 G138 F141 A189 W190 H193 H196 V197 G208 W209 F212 Q126 G127 M128 N136 G137 F140 A188 W189 H192 H195 V196 G207 W208 F211
BS22 CLA B L188 T191 V195 H196 P217 G221 L222 L187 T190 V194 H195 P216 G220 L221
BS23 CLA B W230 G231 T234 F257 H275 L278 A279 V282 I495 W229 G230 T233 F256 H274 L277 A278 V281 I465
BS24 CLA B F257 L268 D272 H275 H276 A279 L283 H351 I355 F256 L267 D271 H274 H275 A278 L282 H321 I325
BS25 CLA B W123 W190 I273 H276 H277 I280 F284 L347 V348 P357 Y358 W122 W189 I272 H275 H276 I279 F283 L317 V318 P327 Y328
BS26 CLA B V343 S346 Q350 Q376 M383 F387 L530 T533 T534 V313 S316 Q320 Q346 M353 F357 L500 T503 T504
BS27 CLA B V343 Q350 H351 S354 I355 F512 V313 Q320 H321 S324 I325 F482
BS28 CLA B W60 S118 T373 H374 Y377 F381 I721 A725 W59 S117 T343 H344 Y347 F351 I691 A695
BS29 CLA B W60 G119 W123 T345 V348 Y358 L371 H374 H375 I378 W59 G118 W122 T315 V318 Y328 L341 H344 H345 I348
BS30 CLA B A26 N29 D30 L334 L338 F381 G385 H389 I392 Y558 W576 F579 V718 A25 N28 D29 L304 L308 F351 G355 H359 I362 Y528 W546 F549 V688
BS31 CLA B A417 H421 W424 A387 H391 W394
BS32 CLA B W424 L427 F428 F431 H432 W394 L397 F398 F401 H402
BS33 CLA B G435 H439 K451 I453 G405 H409 K421 I423
BS34 CLA B I463 V466 H467 L478 W500 I433 V436 H437 L448 W470
BS35 CLA B Y353 A460 I463 Q464 F512 L513 H523 I526 T593 Y596 W597 Y323 A430 I433 Q434 F482 L483 H493 I496 T563 Y566 W567
BS36 CLA B F428 L429 P457 V458 F459 A460 F520 H523 H524 F398 L399 P427 V428 F429 A430 F490 H493 H494
BS37 CLA B L422 V425 A527 L530 H531 L392 V395 A497 L500 H501
BS38 CLA B T18 H685 R695 W696 K697 D698 P700 T17 H655 R665 W666 K667 D668 P670
BS39 CLA B W22 F655 L658 I659 T662 V711 H715 W21 F625 L628 I629 T632 V681 H685
BS40 PQN B W22 M665 F666 S669 W670 R671 W674 A702 L703 A708 W21 M635 F636 S639 W640 R641 W644 A672 L673 A678
BS41 CLA B P689 L690 P659 L660
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:0009522 photosystem I
GO:0009579 thylakoid
GO:0009842 cyanelle
GO:0016020 membrane
GO:0033115 cyanelle thylakoid membrane
GO:0042651 thylakoid membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7dr1, PDBe:7dr1, PDBj:7dr1
PDBsum7dr1
PubMed
UniProtP48113|PSAB_CYAPA Photosystem I P700 chlorophyll a apoprotein A2 (Gene Name=psaB)

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