Structure of PDB 6kmx Chain cB

Receptor sequence
>6kmxcB (length=727) Species: 1641165 (Halomicronema hongdechloris C2206) [Search protein sequence]
ATKFPKFSQDLQRDPTTRRLFYAIATAHDFESHDGMSEENLYQRIFASHF
GHLAIIFLWISGILFHVAWQGNFEQWIQDPLNNSPIAHAIWDAQFGPPAI
AAYTQAGAMNPVDICYSGVYHWWYTIGMRTNNDLFMGSIFLLLLSSVMLY
AGWLHLQPRFRPGLAWFKNAESRLNHHLAGLFGVSSLAWTGHLVHVALPE
SRGQHVGWDNFLSIRPHPEGLAPLFTGNWGAYAQNPDTAEHAFGTAQGAG
SAILTFLGGFHPQTESLWLTDMAHHHLAIAVIFIVAGHMYRTNFGIGHNI
KEMTEALQGGHKGIYDTYNNSLHFQLGWHLACLGVITSLVAQHMYAMPPY
AFMARDYTTMSALYTHHQYIAGFLMIGAFAHGAIFLIRDYDPEANRDNVL
ARMLAHKEAIISHLSWVSLFLGFHTLGLYVHNDCEVALGSPEKQILIEPV
FAQWTQAFHGKALYGINSLLSNPDSVASTAWPNYGNVWLSGWLEAVNNGA
NSLFLTIGPGDLLVHHAIALGLHVTTLILVKGALDARGSKLMPDKKDFGY
SFPCDGPGRGGTCDISAWDAFYLATFWMLNTLGWVTFYWHWKHLSVWSGN
VAQFNESSTYLMGWFRDYLWANSAQLINGYSPAGTNSLAVWAWMFLFGHL
AWAVSFMFLITWRGYWQELIETLMWAHENTPLSFGYPKDKPVALSIVQAR
LVGLTHFTVGYIATYGAFLIASTSSRF
3D structure
PDB6kmx Structural basis for the adaptation and function of chlorophyll f in photosystem I.
ChaincB
Resolution2.41 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 CL0 cB F630 W635 F615 W620
BS02 CLA cB W658 L661 H664 L665 W667 A668 W643 L646 H649 L650 W652 A653
BS03 CLA cB S433 L434 G437 F438 I543 L588 W592 S418 L419 G422 F423 I528 L573 W577
BS04 CLA cB N694 T695 P696 N679 T680 P681
BS05 F6C cB L688 A691 H692 T695 S698 G700 L673 A676 H677 T680 S683 G685
BS06 SF4 cB C569 G571 C578 W677 C554 G556 C563 W662
BS07 CLA cB Y444 W599 F602 L626 W629 L634 S638 I642 F660 H664 W667 Y726 T729 Y730 F733 Y429 W584 F587 L611 W614 L619 S623 I627 F645 H649 W652 Y711 T714 Y715 F718
BS08 CLA cB V445 D448 W592 N595 W599 L626 F630 W667 V430 D433 W577 N580 W584 L611 F615 W652
BS09 CLA cB A668 V669 M672 T676 Y680 W681 A653 V654 M657 T661 Y665 W666
BS10 CLA cB F5 F8 A28 H29 I56 F4 F7 A27 H28 I55
BS11 CLA cB H29 F31 I46 S49 H50 H53 L54 L341 H344 H28 F30 I45 S48 H49 H52 L53 L326 H329
BS12 CLA cB H29 H53 I56 I57 W60 H28 H52 I55 I56 W59
BS13 CLA cB L59 F66 H67 W70 L58 F65 H66 W69
BS14 CLA cB I64 A88 H89 D114 C116 Y117 S118 V655 W656 I63 A87 H88 D113 C115 Y116 S117 V640 W641
BS15 CLA cB I91 W92 D93 Q95 F96 D114 V655 W658 I90 W91 D92 Q94 F95 D113 V640 W643
BS16 CLA cB F47 F51 A152 L155 H156 F161 W167 F46 F50 A151 L154 H155 F160 W166
BS17 CLA cB W167 S173 H177 W166 S172 H176
BS18 CLA cB F47 H50 F51 L54 W167 S173 R174 H177 H178 L182 F183 F46 H49 F50 L53 W166 S172 R173 H176 H177 L181 F182
BS19 CLA cB G128 M137 F141 A189 W190 H193 H196 V197 G208 W209 F212 G127 M136 F140 A188 W189 H192 H195 V196 G207 W208 F211
BS20 CLA cB L188 T191 V195 H196 P217 G221 L222 L187 T190 V194 H195 P216 G220 L221
BS21 CLA cB W230 G231 L255 F257 H275 L278 A279 V282 V502 W229 G230 L254 F256 H274 L277 A278 V281 V487
BS22 CLA cB F257 D272 H275 H276 I280 H358 M362 W507 F256 D271 H274 H275 I279 H343 M347 W492
BS23 CLA cB W123 S186 S187 W190 M273 H276 H277 I351 V355 P364 Y365 W122 S185 S186 W189 M272 H275 H276 I336 V340 P349 Y350
BS24 CLA cB L179 F284 A287 M290 Y291 L178 F283 A286 M289 Y290
BS25 CLA cB N176 H177 A180 H289 T293 F295 N175 H176 A179 H288 T292 F294
BS26 CLA cB V286 H289 M290 I297 G298 H299 V285 H288 M289 I296 G297 H298
BS27 CLA cB E303 M304 E302 M303
BS28 CLA cB M304 H326 V414 M303 H311 V399
BS29 CLA cB A171 R174 L175 H178 Y330 Y333 W343 H344 C347 A170 R173 L174 H177 Y315 Y318 W328 H329 C332
BS30 F6C cB V350 S353 L354 Q357 Q383 M390 F394 L537 T541 M593 L597 V335 S338 L339 Q342 Q368 M375 F379 L522 T526 M578 L582
BS31 CLA cB W343 C347 V350 L354 Q357 H358 A361 M362 F519 W328 C332 V335 L339 Q342 H343 A346 M347 F504
BS32 CLA cB W60 S118 A377 T380 H381 Y384 I385 F388 M659 I727 G731 W59 S117 A362 T365 H366 Y369 I370 F373 M644 I712 G716
BS33 CLA cB W60 I61 G119 W123 T352 V355 M359 Y365 L378 H381 H382 W59 I60 G118 W122 T337 V340 M344 Y350 L363 H366 H367
BS34 CLA cB I25 A26 T27 H29 D30 L341 L345 F388 G392 H396 I399 R403 Y565 W583 F586 I24 A25 T26 H28 D29 L326 L330 F373 G377 H381 I384 R388 Y550 W568 F571
BS35 CLA cB R417 H421 R402 H406
BS36 CLA cB H428 W431 H413 W416
BS37 CLA cB W431 L434 F435 H439 W416 L419 F420 H424
BS38 CLA cB G442 V445 H446 E450 I460 G427 V430 H431 E435 I445
BS39 CLA cB F473 H474 L485 W503 W507 F458 H459 L470 W488 W492
BS40 CLA cB V491 A495 G500 N501 W503 V476 A480 G485 N486 W488
BS41 CLA cB W496 P497 N498 W481 P482 N483
BS42 CLA cB Q357 A467 Q471 L520 H530 V600 Y603 W604 K607 Q342 A452 Q456 L505 H515 V585 Y588 W589 K592
BS43 CLA cB F435 L436 P464 V465 F466 A467 L527 H530 H531 F420 L421 P449 V450 F451 A452 L512 H515 H516
BS44 CLA cB V432 A534 H538 V417 A519 H523
BS45 CLA cB T18 F22 L688 M689 H692 Y701 P702 K703 P706 T17 F21 L673 M674 H677 Y686 P687 K688 P691
BS46 CLA cB F662 L665 V669 F673 V717 T720 H721 F647 L650 V654 F658 V702 T705 H706
BS47 PQN cB M672 F673 T676 W677 R678 W681 A708 L709 A714 M657 F658 T661 W662 R663 W666 A693 L694 A699
BS48 F6C cB A94 Q95 A93 Q94
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
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Cellular Component
External links
PDB RCSB:6kmx, PDBe:6kmx, PDBj:6kmx
PDBsum6kmx
PubMed31932639
UniProtA0A1Z3HIL0

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