The Structure of the moss PSI-LHCI reveals the evolution of the LHCI antenna

2026-08-12 REL RCSB INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin _em_admin.last_update REMEDIATION REPOSITORY Metalloprotein remediation STRUCTURE_SUMMARY chem_comp chem_comp_atom database_PDB_caveat em_admin pdbx_modification_feature pdbx_nonpoly_atom_coordination pdbx_nonpoly_atom_coordination_sphere pdbx_nonpoly_atom_coordination_sphere_order pdbx_validate_chiral _chem_comp.formula _chem_comp_atom.pdbx_stereo_config _database_PDB_caveat.text _em_admin.last_update RCSB RCSB 2020-11-25 2022-03-30 2022-03-30 2026-08-12 Not funded The Structure of the moss PSI-LHCI reveals the evolution of the LHCI antenna Riddle R Gorski C PSI, electron transport, photosynthesis, chlorophyll, Antenna, light harvesting, membrane protein Gorski C Riddle R Toporik H Da Z Dobson Z Williams D Mazor Y The structure of the Physcomitrium patens photosystem I reveals a unique Lhca2 paralogue replacing Lhca4. Nat.Plants UK 8 307 316 2022 35190662 doi:10.1038/s41477-022-01099-w 2055-0278 7kux FULLOVERLAP PDB 7KSQ unspecified

7KSQ is a composite map of this and the map from PsaO

EMDB EMD-23040 associated EM volume

PSI PSI 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Physcomitrium patens Photosystem I P700 chlorophyll a apoprotein A1 Physcomitrium patens 0.082313422 1 LEVO EVKIMVEKDPVKTSFEKWAKPGHFSRTLAKGPNTTTWIWNLHADAHDFDSHTNDLEEISRKVFSAHFGQLAVIFIWLSGM YFHGARFSNYEAWLSDPTHIKPSAQVVWPIVGQKILNGDVGGGFQGIQITSGFFQLWRASGITSELQLYTTAIGGLIFAA LMLFAGWFHYHKAAPKLAWFQNVESMLNHHLAGLLGLGSLAWAGHQVHVSLPINRLLDAGVDPKEIPLPHEFILNRDLLA QLYPSFSKGLTPFFTLNWSEYSDFLTFRGGLNPVTGGLWLTDTAHHHLAIAVLFLVAGHMYRTNFGIGHSMKEILEAHKG PFTGEGHKGLYEILTTSWHAQLAINLAMLGSLTIIVAHHMYAMPPYPYLATDYATQLSLFTHHMWIGGFLVVGAAAHAAI FMVRDYDPTTQYNNLLDRVLRHRDAIISHLNWVCIFLGFHSFGLYIHNDTMSALGRPQDMFSDTAIQLQPVFAQWIQNTH ALAPSLTAPNATASTSLTWGGGDLVAVGGKVALLPIPLGTADFLVHHIHAFTIHVTVLILLKGVLFARSSRLIPDKANLG FRFPCDGPGRGGTCQVSAWDHVFLGLFWMYNAISVVIFHFSWKMQSDVWGSISDQGVVTHITGGNFAQSSITINGWLRDF LWAQASQVIQSYGSSLSAYGLLFLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKVAPAIQPRALSIVQGRAVGVA HYLLGGIATTWAFFLARIISVG Q8MFA3 1.97.1.12 Photosystem I P700 chlorophyll a apoprotein A2 Physcomitrium patens 0.082245477 1 LEVO SRFPKFSRGLSQDPTTRRIWFGIATAHDFESHDDMTEERLYQKIFASHFGQLAIIFLWTSGNLFHVAWQGNFEAWGQDPL HVRPIAHAIWDPHFGQPAVEAFTRGGASGPVNIAYSGVYQWWYTIGLRTNQDLYGGSIFLLFVSALFLIAGWLHLQPKWK PSVSWFKNAESRLNHHLSGLFGVSSLAWTGHLVHVAIPESRGEHVRWNNLLTALPHPQGLGPFFAGQWNVYAQNPDSNSH LFGTSEGAGTAILTFLGGFHPQTQSLWLTDMAHHHLAIAVIFIIAGHMYRTNFGIGHSMKEILEAHTPPGGRLGRGHKGL YDTINNSLHFQLGLALASLGVITSLVAQHMYSLPPYAFLAQDFTTQAALYTHHQYIAGFIMTGAFAHGAIFFIRDYNPEQ NKDNVLARMLEHKEAIISHLSWASLFLGFHTLGLYVHNDVMLAFGTPEKQILIEPVFAQWIQSAHGKALYGFDVLLSSAD SPAFNAGQTLWLPGWLDAINNNSNSLFLTIGPGDFLVHHAIALGLHTTTLILVKGALDARGSKLMPDKKEFGYSFPCDGP GRGGTCDISAWDAFYLAVFWMLNTIGWVTFYWHWKHITLWQGNVAQFNESSTYLMGWLRDYLWLNSSQLINGYNPFGMNS LSVWAWMFLFGHLVWATGFMFLISWRGYWQELIETLAWAHERTPLANLVRWKDKPVALSIVQARLVGLAHFSVGYIFTYA AFLIASTSGKFG Q8MFA2 1.97.1.12 Chlorophyll a-b binding protein, chloroplastic Physcomitrium patens 0.020761584 1 LEVO EWLPGNPRPSYLDGSAPGDFGFDPLGLGEVPENLERFKESELIHARWAMLAVPGVLIPEALGYGNWVSAQKWAATPGGQA TYLGNPVPWGNLPVILAIEFLAIAFAESQRNGEPDPEKRKYPGGAFDPLGFSKGANLEELKLKEIKNGRLALVAFLGFAV QAIAYPGTGPLENLKTHLADPWHNTIAHVIIP A9T399 Chlorophyll a-b binding protein, chloroplastic Physcomitrium patens 0.022124144999999998 1 LEVO RPLWFPGSQPPEWLDGSLPGDFGFDPLGLGSDPELLKWFVQAELVHCRWAMLGAAGIFIPEALTKAGILNTPSWTVAGDQ QYFTDATTLFVIEIILFAWAEGRRWADIINPGCVNVDPVFPNNKLTGTDVGYPGGLWFDPLGWGQTGDAAKLKDLRTREI KNGRLAMLAVLGAVVQANYTHTGPIDNLLAHLADPGHNTIFAL A0A2K1IW94 Chlorophyll a-b binding protein, chloroplastic Physcomitrium patens 0.023834248 1 LEVO RSLIFASKQSLSYLDGTLPGDYGFDPLGLMDPEGAGGFIDPQWLPYAEIINGRFAMLGAAGAIAPEVLGRIGLIPQETAI PWFQSGVIPPVGNYSYWADPYTLFVLEMALMGFAEHRRAQDYYKPGSMGKQYFLGLEKFLGGSGNPAYPGGPIFNFLGFG KNEKELQELKVKEVKNGRLAMMAVLGYFTQAIFTGVGPFQNLLDHLADPVHNNVLTNL A9TEM8 Chlorophyll a-b binding protein, chloroplastic Physcomitrium patens 0.022305465 1 LEVO RPLWLPGSEAPKWLDGSLPGDYGFDPLDLAAEPGRLNWMVQAELVHCRWAMLGAAGIFIPELLTKIGILNTPSWYKAGDA TYFADQGTLFIVELLLMAWAESRRWADIARPGSVNTDPIFPNNKLTGTDVGYPGGLWFDPLGWGSGSEDKLKEIRTKEVK NGRLAMLAVLGAFVQANVTHVGPIDNLFAHLADPYHTTILQSL A9RW10 Photosystem I iron-sulfur center Physcomitrium patens 0.008649957 1 LEVO AHSVKIYDTCIGCTQCVRACPTDVLEMVPWDGCKASQIASAPRTEDCVGCKRCESACPTDFLSVRVYLGAETTRSMGLAY Q6YXQ2 1.97.1.12 PsaD Physcomitrium patens 0.015789038 1 LEVO FTPPTLNADTPAPIFGGSTGGLLRKAQVEEFYVITWESPKEQIFEMPTGGAAIMRSGPNLLKLARKEQCLALGARLRTKF KIQYQFYRVFPNGEVQYLHPKDGVYPEKVNAGRTAVGVNNRSIGQNANPAELKFAHKQAYDL A9REG3 PsaE Physcomitrium patens 0.007081935 1 LEVO IGPKRGSIVKVLRRESYWFNDTGKVVAVDQAPGVRYPVVVRFDKVNYAGVSTNNYSPDELEQS A9SPD7 PSI-F Physcomitrium patens 0.017646625 1 LEVO VAGLTPCKESKGFAKRQKQEIKKLEGRLKLYAPDSAPALAINATIEKTKRRFEFYGNQGLLCGTDGLPHLIVDGDQAHLG EFVYPGLVFLYIAGWIGWVGRAYLIDVRTSKKPTEKEIIIDVPLALRIMSKGLTWPVAAIGELRSGKLVEKSSNITVSPR A0A2K1IN36 PSI-G Physcomitrium patens 0.009728969999999998 1 LEVO ANTALTITLSTGALLFLGRFVFLPFQRDNVSRQGLPVQNGVTHFDAGDSRAQEVTSFLKTNDPAGFTIVDVLAWGALGHA VGFFILATINN A9SJ10 PsaH Physcomitrium patens 0.009491606999999999 1 LEVO YFDLGEIDNTTGNWDLYGNDDPNRYNGFQNKFFETFAGAFTKRGLLLKFLVLGGATTIGYLGSTSSGDLLAIKNGPKQAP IMGPRGR A9TCU9 Photosystem I reaction center subunit VIII Physcomitrium patens 0.003791472 1 LEVO MTASYLPSIFVPLIGLVFPAITMASLFIYIEQDE Q6YXR3 Photosystem I reaction center subunit IX Physcomitrium patens 0.00459746 1 LEVO MQDVKTYLSTAPVLATLWFGFLAGLLIEINRFFPDALVLPL Q6YXM2 PsaK Physcomitrium patens 0.008106364999999999 1 LEVO YIGSSTNLIMVASTTLMLFAGRFGLAPSANRKSTAGLKLVDRDSGLQTGDPAGFTATDTLACGAMGHVIGVGIVLGLKAT A A0A2K1JLW2 PSI subunit V Physcomitrium patens 0.016692316 1 LEVO QVIEPLNGDPFIGGLETPVTSSPLIAWYLSNLPAYRTAVAPLLRGVEIGLAHGYLLVGPFVLAGPLRNSAVRGEAGSLAA AGLVAILTMCLTIYGIASFKEGEASKAPSLTLTGRQKAADKLQTAEGWAGFTGGFFFGGLSGVAWAYILLYVLNLPYPVK A9S1E1 Photosystem I reaction center subunit XII Physcomitrium patens 0.003179751 1 LEVO SISDSQIIVALVSAFITGILALRLGKSLYQ Q6YXK4 CHLOROPHYLL A ISOMER 0.000893489 1 CL0 CHLOROPHYLL A 0.000893489 141 CLA PHYLLOQUINONE 0.000450696 2 PQN IRON/SULFUR CLUSTER 0.00035163999999999996 3 SF4 BETA-CAROTENE 0.000536873 26 BCR 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE 0.00072297 7 LHG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE 0.0007871579999999999 4 LMG DODECYL-BETA-D-MALTOSIDE 0.000510615 6 LMT DIGALACTOSYL DIACYL GLYCEROL (DGDG) 0.0009492989999999999 1 DGD CHLOROPHYLL B 0.000907472 14 CHL (3R,3'R,6S)-4,5-DIDEHYDRO-5,6-DIHYDRO-BETA,BETA-CAROTENE-3,3'-DIOL 0.000568871 10 LUT water 1.8015e-05 45 HOH singleParticle particle 8.0 ETHANE FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 GATAN K2 SUMMIT (4k x 4k) 1.6 1 PHASE FLIPPING AND AMPLITUDE CORRECTION 5L8R 2.8 FSC 0.143 CUT-OFF 114608 MAXIMUM LIKELIHOOD MAXIMUM LIKELIHOOD RELION 3.1 emd_23040.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 280 280 280 0 0 0 280 280 280 291.2 291.2 291.2 90.0 90.0 90.0 X Y Z -3.4054306 4.882017 -0.000000000016682 0.14418158 1.0400001 1.0400001 1.0400001 0.5 EMDB ::::EMDATABANK.org::::EMD-23040::::