Structure of PDB 7dwq Chain B

Receptor sequence
>7dwqB (length=659) Species: 329726 (Acaryochloris marina MBIC11017) [Search protein sequence]
KFPSFSQDLAQDPTTRRIWYGIATVHDFETHDGMTEENLYQKIFATHFGH
LSIIFLWSAGHLFHVAWQGNFEQWIQDPLTIRPIAHAIWDPHLGDAATQA
FTQAGASGPVDLCYSGLYQWWYTIGMRTNGDLYIGSVFLMIVAAVMLFAG
WLHLQPKFRPSLAWFRDAESQMNHHLAVLFGASSLGWTGHLIHVAIPEAR
GQHVGWDNFLSTMPHPAGLAPFFTGRWGVYAQNPDTAGHIFGTSEGAGTA
IITFIGGFHPQTEALWLTDIAHHHLAIAVMYIIAGHMKGLYDTYNESLHF
QLGFHLAALGVITSVVAQHMYSLPSYAFISQDHVTQAALYTHHQYIAGIL
AIGAFAHGGIFFVRDYDPERNKNNVLARALEHKEAIISHLSWVSMFSGFH
TLGVYVHNDTVVAFGTPEKQILVEPIFAQWIQAAFMSQGPGDFLVHHGIA
FSLHVTVLICVKGCLDARGSKLMPDKKDFGYSFPCDGPGRGGTCDISAWD
SFYLAFFWMLNTIGWIVFYFNWKHLAIWSGNEAQFNTNSTYLMGWLRDYL
WGYSAQLINGYTPFGVNSLSVWAWIFLLGHLCWATGFLFLISWRGYWQEL
IETLVWAHQRTPLANLVTWKDKPVALSIVQGRLVGLVHFAVGYYVTYAAF
VIGATAPLG
3D structure
PDB7dwq A unique photosystem I reaction center from a chlorophyll d-containing cyanobacterium Acaryochloris marina.
ChainB
Resolution3.3 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 F5 W92 F2 W89
BS02 CL7 B W651 L654 H657 L658 A661 W574 L577 H580 L581 A584
BS03 CL7 B R687 P689 R610 P612
BS04 CL7 B S420 S423 W424 M427 S388 S391 W392 M395
BS05 CL7 B L681 H685 L604 H608
BS06 SF4 B C562 G564 P565 C571 C485 G487 P488 C494
BS07 PHO B M427 F431 F528 L581 W585 M395 F399 F451 L504 W508
BS08 CL7 B V438 F528 W585 N588 W592 L619 V406 F451 W508 N511 W515 L542
BS09 CL7 B Y437 V522 W592 F595 W622 F653 H657 W660 Y720 T723 Y724 F727 Y405 V445 W515 F518 W545 F576 H580 W583 Y643 T646 Y647 F650
BS10 CL7 B F8 H29 F5 H26
BS11 CL7 B H29 F31 I46 T49 H50 L330 L334 H337 H26 F28 I43 T46 H47 L298 L302 H305
BS12 CL7 B H53 I57 W60 I378 L382 H50 I54 W57 I346 L350
BS13 CL7 B G63 F66 H67 W70 Q71 G60 F63 H64 W67 Q68
BS14 CL7 B H64 A88 H89 D114 L115 C116 Y117 W649 H61 A85 H86 D111 L112 C113 Y114 W572
BS15 CL7 B I91 W92 D93 H95 D114 I88 W89 D90 H92 D111
BS16 CL7 B P94 H95 P91 H92
BS17 CL7 B F47 F51 A152 H156 F161 P163 W167 F44 F48 A149 H153 F158 P160 W164
BS18 CL7 B F47 H50 Q174 H178 L182 F44 H47 Q171 H175 L179
BS19 CL7 B M129 D134 G189 H193 H196 V197 G208 W209 F212 M126 D131 G186 H190 H193 V194 G205 W206 F209
BS20 CL7 B L188 I195 H196 F212 T215 P217 H218 L222 F225 L185 I192 H193 F209 T212 P214 H215 L219 F222
BS21 CL7 B W230 G231 V282 W227 G228 V279
BS22 CL7 B D272 H275 H276 A279 I280 H351 D269 H272 H273 A276 I277 H319
BS23 CL7 B F183 W190 H276 H277 I280 M352 S357 Y358 F180 W187 H273 H274 I277 M320 S325 Y326
BS24 CL7 B S346 V347 A383 F387 L530 M586 S314 V315 A351 F355 L453 M509
BS25 CL7 B Q350 H351 Y353 S354 L355 Q318 H319 Y321 S322 L323
BS26 CL7 B W60 H64 S118 T373 H374 Y377 I378 Y721 W57 H61 S115 T341 H342 Y345 I346 Y644
BS27 CL7 B L120 W123 L182 T345 V348 Y358 L371 H374 H375 I378 L117 W120 L179 T313 V316 Y326 L339 H342 H343 I346
BS28 CL7 B A26 H29 D30 L334 G385 H389 I392 R396 A23 H26 D27 L302 G353 H357 I360 R364
BS29 CL7 B H421 W424 H389 W392
BS30 CL7 B W424 F428 F431 H432 W392 F396 F399 H400
BS31 CL7 B G435 H439 T442 I453 G403 H407 T410 I421
BS32 CL7 B Y353 F459 A460 I463 Q464 Q515 H523 I593 Y596 Y321 F427 A428 I431 Q432 Q438 H446 I516 Y519
BS33 CL7 B P457 I458 F459 A460 F520 H523 H524 P425 I426 F427 A428 F443 H446 H447
BS34 CL7 B I418 L422 H531 I386 L390 H454
BS35 CL7 B W22 H685 W696 K697 P700 W19 H608 W619 K620 P623
BS36 CL7 B L658 C659 T662 V711 V714 H715 L581 C582 T585 V634 V637 H638
BS37 PQN B L665 F666 S669 W674 A702 L703 L588 F589 S592 W597 A625 L626
BS38 PHO B A661 T662 F664 Y673 W674 A584 T585 F587 Y596 W597
BS39 8CT B F141 L142 F138 L139
BS40 8CT B W651 I652 L655 W574 I575 L578
BS41 8CT B H432 T433 F520 H524 H400 T401 F443 H447
BS42 8CT B G52 L59 G49 L56
BS43 CL7 B W92 P94 W89 P91
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:0016020 membrane
GO:0031676 plasma membrane-derived thylakoid membrane
GO:0042651 thylakoid membrane

View graph for
Molecular Function
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Biological Process
View graph for
Cellular Component
External links
PDB RCSB:7dwq, PDBe:7dwq, PDBj:7dwq
PDBsum7dwq
PubMed34002536
UniProtB0C475

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