Structure of PDB 6tcl Chain A

Receptor sequence
>6tclA (length=740) Species: 103690 (Nostoc sp. PCC 7120 = FACHB-418) [Search protein sequence]
KARVIVDKDPVPTSFEKWAQPGHFDRTLARGPKTTTWIWNLHALAHDFDT
HTSDLEDISRKIFAAHFGHLAVVTIWLSGMIFHGAKFSNYEAWLSDPLNV
RPSAQVVWPIVGQDILNGDVGGGFHGIQITSGLFQVWRGWGITNSFQLYC
TAIGGLVLAGLFLFAGWFHYHKRAPKLEWFQNVESMLNHHLQVLLGCGSL
GWAGHLIHVSAPINKLMDAGVAVKDIPLPHEFILNKSLLIDLFPGFAAGL
TPFFTLNWGQYADFLTFKGGLNPVTGGLWMTDIAHHHLAIAVVFIIAGHQ
YRTNWGIGHSIKEILENHKGPFTGEGHKGLYENLTTSWHAQLATNLAFLG
SLTIIIAHHMYAMPPYPYLATDYATQLCIFTHHIWIGGFLIVGGAAHAAI
FMVRDYDPVVNQNNVLDRVIRHRDAIISHLNWVCIFLGFHSFGLYIHNDT
MRALGRPQDMFSDTAIQLQPVFAQWVQNLHTLAPGGTAPNALEPVSYAFG
GGVLAVGGKVAMMPIALGTADFLIHHIHAFTIHVTVLILLKGVLFARSSR
LIPDKANLGFRFPCDGPGRGGTCQVSGWDHVFLGLFWMYNSLSIVIFHFS
WKMQSDVWGTVDAAGNVSHITGGNFAQSAITINGWLRDFLWAQASQVINS
YGSALSAYGLMFLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKVA
PAIQPRALSITQGRAVGVAHYLLGGIATTWAFFHAHILSV
3D structure
PDB6tcl Distinct structural modulation of photosystem I and lipid environment stabilizes its tetrameric assembly.
ChainA
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 CLA A N442 I446 F541 I549 F597 W598 N431 I435 F530 I538 F586 W587
BS02 AJP A F483 W486 F472 W475
BS03 CL0 A I538 Y600 I605 F608 W646 I659 F673 H677 W680 G736 F743 I527 Y589 I594 F597 W635 I648 F662 H666 W669 G725 F732
BS04 CLA A F678 A681 F682 M685 Y693 W694 L697 F667 A670 F671 M674 Y682 W683 L686
BS05 CLA A I49 L52 H53 I38 L41 H42
BS06 CLA A F35 H53 A56 H57 G79 F24 H42 A45 H46 G68
BS07 CLA A H57 F59 I73 H77 H80 L81 W349 H350 L353 N356 H46 F48 I62 H66 H69 L70 W338 H339 L342 N345
BS08 CLA A H57 H80 W87 H46 H69 W76
BS09 CLA A W87 G90 F93 H94 F98 W119 W76 G79 F82 H83 F87 W108
BS10 CLA A W87 M91 H94 Q116 I140 S142 Y669 W76 M80 H83 Q105 I129 S131 Y658
BS11 CLA A Q116 W119 Q124 L127 Q105 W108 Q113 L116
BS12 CLA A V15 L172 A176 F179 H180 R184 W190 V4 L161 A165 F168 H169 R173 W179
BS13 CLA A T24 S25 F26 K28 W29 H34 K72 G177 W178 Y181 H182 T13 S14 F15 K17 W18 H23 K61 G166 W167 Y170 H171
BS14 CLA A A13 R14 W190 H200 W316 A2 R3 W179 H189 W305
BS15 CLA A F74 H77 L81 W190 M197 H200 H201 V204 L205 F63 H66 L70 W179 M186 H189 H190 V193 L194
BS16 CLA A W151 Q158 G212 W213 H216 V220 P240 W140 Q147 G201 W202 H205 V209 P229
BS17 CLA A I218 H219 K247 F257 L261 I207 H208 K236 F246 L250
BS18 CLA A F157 H241 L245 F146 H230 L234
BS19 CLA A W269 Y272 L276 H296 L299 A300 V303 W258 Y261 L265 H285 L288 A289 V292
BS20 CLA A F278 G280 D293 H296 H297 I301 H370 M374 V506 F267 G269 D282 H285 H286 I290 H359 M363 V495
BS21 CLA A W151 L206 W213 H297 H298 I367 H370 P376 Y377 W140 L195 W202 H286 H287 I356 H359 P365 Y366
BS22 CLA A Q203 H310 T314 W316 I318 Q192 H299 T303 W305 I307
BS23 CLA A L202 F305 A308 Q311 Y312 L191 F294 A297 Q300 Y301
BS24 CLA A I307 Q311 I318 G319 H320 I296 Q300 I307 G308 H309
BS25 CLA A H320 N328 H329 H309 N317 H318
BS26 CLA A L326 H338 L341 V426 L427 L315 H327 L330 V415 L416
BS27 CLA A V194 M197 L198 H201 L345 T346 S348 W349 Q352 N356 F359 V183 M186 L187 H190 L334 T335 S337 W338 Q341 N345 F348
BS28 CLA A I365 H369 I402 V547 M599 I354 H358 I391 V536 M588
BS29 CLA A L363 I366 H370 A373 M374 V506 F510 L352 I355 H359 A362 M363 V495 F499
BS30 CLA A W87 S142 T392 H393 W396 M672 I737 W741 W76 S131 T381 H382 W385 M661 I726 W730
BS31 CLA A L144 T364 I367 M371 Y377 I390 H393 H394 L133 T353 I356 M360 Y366 I379 H382 H383
BS32 CLA A A54 H57 D58 L357 F400 H408 I411 R415 F571 R572 W589 A43 H46 D47 L346 F389 H397 I400 R404 F560 R561 W578
BS33 CLA A F333 T334 V426 R429 H433 H440 F322 T323 V415 R418 H422 H429
BS34 CLA A H440 W443 H429 W432
BS35 CLA A W443 F447 F450 H451 W432 F436 F439 H440
BS36 CLA A F450 G454 L455 H458 M462 R467 D470 F472 F439 G443 L444 H447 M451 R456 D459 F461
BS37 CLA A L490 H491 A494 T498 L479 H480 A483 T487
BS38 CLA A F278 T498 A499 P500 N501 F267 T487 A488 P489 N490
BS39 CLA A H369 Y372 F483 A484 Q488 I526 H536 H539 H609 H358 Y361 F472 A473 Q477 I515 H525 H528 H598
BS40 CLA A L448 P481 F483 A484 F533 H537 L437 P470 F472 A473 F522 H526
BS41 CLA A I437 L441 V444 H544 I426 L430 V433 H533
BS42 CLA A F682 V727 H731 F671 V716 H720
BS43 PQN A M685 F686 G690 R691 W694 A718 L719 M674 F675 G679 R680 W683 A707 L708
BS44 CLA A K330 P332 F333 K319 P321 F322
BS45 CLA A L671 L674 G675 H677 F678 A681 L660 L663 G664 H666 F667 A670
BS46 CLA A F453 I457 D460 F541 F597 W598 N601 I643 W680 Y732 F442 I446 D449 F530 F586 W587 N590 I632 W669 Y721
BS47 CLA A I701 H705 V710 I690 H694 V699
BS48 CLA A S439 W443 S428 W432
BS49 SF4 A C575 C584 I721 C564 C573 I710
BS50 CLA A T46 H705 V710 P716 T35 H694 V699 P705
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
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:6tcl, PDBe:6tcl, PDBj:6tcl
PDBsum6tcl
PubMed32170279
UniProtP58576|PSAA_NOSS1 Photosystem I P700 chlorophyll a apoprotein A1 (Gene Name=psaA)

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