Structure of PDB 6kmx Chain bB

Receptor sequence

>6kmxbB (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

PDB

6kmx Structural basis for the adaptation and function of chlorophyll f in photosystem I.

Chain

Resolution

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

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Molecular Function

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Biological Process

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Cellular Component

External links

PDB	RCSB:6kmx, PDBe:6kmx, PDBj:6kmx
PDBsum	6kmx
PubMed	31932639
UniProt	A0A1Z3HIL0

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