The PSI-ACPI supercomplex from the cryptophyte Chroomonas placoidea

2026-01-07 REL PDBc INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY PDBj PDBc 2025-09-27 2026-01-07 2026-01-07 2026-01-07 Ministry of Science and Technology (MoST, China) 2022YFA0911900 China The PSI-ACPI supercomplex from the cryptophyte Chroomonas placoidea Li XY Mao ZY Han GY PHOTOSYNTHESIS, STRUCTURAL PROTEIN Li X Mao Z Li Z Shen L Li X Yang Y Wang W Kuang T Shen JR Han G Structural insights into a PSI-ACPI supercomplex from a cryptophyte alga Chroomonas placoidea. Photosynth.Res. NE 164 2 2 2025 41420767 doi:10.1007/s11120-025-01191-0 0166-8595 9wyp FULLOVERLAP EMDB EMD-66373 associated EM volume

Structure of PSI-ACPI supercomplex from cryptophyte algae Structure of PSI-ACPI supercomplex from cryptophyte algae 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Chroomonas placoidea ACPI-1 Chroomonas placoidea 0.023479366999999998 1 LEVO MLRLSLLAAIVACASAFAPTSLPMGSMRKAATKGPSMQLFGAGKLQGEGVTAIPFAGRPKTPAFDGTWAGDTGFDPLTIS AWLDIRFLREAELKHCRVAMLAAAGAIAQDAFTFPGTVETFGTGKMTALHDAAVKTGTMGQMLVWIGFAEIFSTAAILQW YTDGSTRKPGDFGFDPLGFSKGKDAARLELCELKNGRLAMIAIGGMIHHYLITGKGPLELLP ACPI-2 Chroomonas placoidea 0.023400123 1 LEVO MLRVALIAAILASASAFAPMGSLGLVKSARSGAAISPRMQSGDFSAAVPFLKRPSNLDGTLAGDVGFDPLGFSDVFDLRV LREAELKHGRFAMLAVLGFLVQEVYTFPFFPKMAPVDAHDYFVTQGGGSQIIFWISFVEIFGVVALFELIQGKRDAGDFA FDPLGLGKDEATLARYKVAEIKHARLAMIAIGGFIHQFWVTKQTVLEQLGNFQSLA ACPI-3 Chroomonas placoidea 0.024853103999999997 1 LEVO MLRTLALLAAVASASAFTAAPMLSTSTRAKAVSSVSGMRMQEKSASVPFLSKPEKLDGSMAGDVGFDPLGISYFIDVKWL REAELKHGRICMLATAGILVQEVIHLPGPAFSSKFALDAWSTAPRGGMVQILIAIGLIEMVSNRFAITATDMFANPNRKP GDLGFDPLSLGANPATRAKYELSEVIHGRAAMMGLSGMIHQMIVSKQPVIDQLLNFKPVDASFKLGGAAGTMGMG ACPI-4 Chroomonas placoidea 0.023548246 1 LEVO MLRSLALLCLVGAASAFAPGAAPLVRSNTRAAIARGPRMQEMSKAIPFAERPAKLDGKIPGDVGFDPLGFSDYYDLKYLR EAEIKHGRICMLGALGWLFPEFAKLPQFASLSTNPLKAATELGPAGWAQIFIFVGALESFSYEKIYYGDSAPGDLGFDPL RLGKNPVSRAHYEVAEIKNGRLAMIGLGGMIHHSLLTKQGAIEQIMSQNFYPSGFPQ ACPI-5 Chroomonas placoidea 0.024055030999999998 1 LEVO MLRLSLLAACIAAASAFAPVALPGMGMRAATRRPAVSMQLWEDGKVQGKGLKAIPFSDPPESLPSDMVGYVGFDPLGFST LFDIKFLREAELKHGRAAMLAAAGAIAQDIFTFPGVTSVIGDAKMTGAHDAFLKAAADGNPKANAMSQLFVWIGFFELVS MPALFETLNGGERAPGDFYFDPLGLGKGSGRARMELAEIKNGRLAMIGIGGMVHHYLLTGKGPIGTIVG ACPI-6 Chroomonas placoidea 0.022688563999999998 1 LEVO MLRVALISALVASASAFAPTALPAARASARAVSAGPKMQMSPSVPFLKRPVALDGSMVGDVGFDPLGLSSVGDIKFLREA ELKHCRLAMLAAAGSMAQDLYTFPGVDKVIGDAKMTAVHDKLVSQGAMGQLLVWIGFAEVFATMALFETLDGKRAPGDFK FDPLGFGKNPEALKRYQLAEIKNGRLAMLGFGGMVHGYFVTGKGPLELLTNFQAA ACPI-7 Chroomonas placoidea 0.024550401999999995 1 LEVO MLRVALLSALVASAAAFTAPAALFKAPTRSSRAMSVKMQDNSAAVPFLSRPAALDGSMVGDVGFDPLGFTGKYDLKWLRE AELKHGRVAMLASLGCLVQEFIHLPFEATSNPVASEAFFQVPSGGLWQIFTVIGVIEHVSNGFNMSGSTMFKSGRAPGNL GFDPLNFGKNPTARARYELAELKNGRLAMLGFAGMIHGCFITGKGPLAALTSLDWHQQIGRASCRERVGC ACPI-8 Chroomonas placoidea 0.023700525 1 LEVO MFARTLLLAACAASASAFAPGSFAPMGLRGSTAAVSRPMARAGLSSVSMAANPMTNAIEEFAESAPELASRGLGVTTNAE RWNGRHAMFGIFAIVMTAYFKGHGLIPDAEKILDVNQWGPLASAGQGQGITNERAIILIAHVHVLVVSVLAAFAPFQFQD TLVKEKGYTPEAPAGIIPPFKTGLTPEAELINGRLAMLGVISIIMASIFTGNSVIDVVNLGLGKILF ACPI-12 Chroomonas placoidea 0.023223098 1 LEVO MFRALLVLAAVAGASAFTAPAVLPGRSTARAATKGPSMQLYKEGSLQGKGVNCIPIFKRPDSLKGDAVGDMGFDPFGFSS WVDMNYVREAEIKHGRIAMLAFAGIVVEVLGIKAPGAGKILGSSTDIFEIHNAAVEKGSMGQILLWCGFFEMTAGLPAMQ QMLEGSGRTPGDFGFDPLGLGKKDFAQMQIKEIQNGRLAMLAVSGMVHHALINGKVQGLP Photosystem I P700 chlorophyll a apoprotein A1 Chroomonas placoidea 0.08349357 1 LEVO MTVSSTEQEAKKVSITVDKDPVATSFEKWAQPGHFSRTLAKGPKTTTWIWNLHADAHDFDSHTSSLEDISRKIFSAHFGQ LSIIFLWLSGMYFHGARFSNYSAWLSNPTAVKPSAQVVWPIVGQEVLNGDVGGGFQGVQITSGFFQIWRASGITSEVELY WCALAGLLMSGLMIFAGWFHYHKAAPKLEWFQNAESMLNHHLSGLLGLGCLSWAGHQIHVSLPINKLLDAGVAPQEIPLP HEFLVNRDLMAQLYPSFSKGLVPFFTLNWSEYSDFLTFKGGLNPVTGGLWLSDTAHHHLALAVLFIVAGHMYRTNWGIGH SMKEILEAHKGPFTGEGHKGLYEVLITSWHAQLSINLAMLGSLSIIIAHHMYAMPPYPYIATDYPTQLSLFTHHMWIGGF CVCGAAAHAGIFMVRDYNPAQNYNNLLDRVIRHRDAIISHLNWICIFLGFHSFGLYIHNDTMRALGRTQDMFSDTAIQLK PVFAQWVQNIHTVAPGNTTPNALATASYAFGGNVVSVGNKVAMMPISLGTADFMVHHIHAFTIHVTVLILLKGVLFSRNS RLIPDKANLGFRFPCDGPGRGGTCQSSAWDSVFLGLFWMYNCISVVIFHFSWKMQSDVWGTVQADNTVTHITGGNFAQSA ITINGWLRDFLWAQASQVIQSYGSSLSAYGLIFLGAHFIWAFSLMFLFSGRGYWQELIESVVWAHNKLNFAPAIQPRALS ITQGRAVGLAHYLLGGIGTTWAFFLARIISVG A0A222AIB4 1.97.1.12 Photosystem I P700 chlorophyll a apoprotein A2 Chroomonas placoidea 0.08221982 1 LEVO MATKFPKFSQALAQDPATRRIWYGLATAHDFESHDGMTEENLYQKIFASHFGHLAIIFLWTSGNLFHVAWQGNFEQWVLN PLKVKPVAHAIWDPHFGQPAVKAFTKGGVFYPVNIATSGVYHWWYTIGMRTNNDLYAGSLFLLFLSGVFLFAGWLHLQPK FRPGLSWFKNNESRLNHHLSGLFGFSSLAWAGHLIHIAIPEARGQHVGWDNFTKTLPHPAGLTPFFTGNWSLYADNPDTA NHIFGTSEGSGSAILTFLGGFHPQTQALWLTDIAHHHLAIGVVFIFAGHMYRTNWGIGHSLKEILDAHRPPGGRLGAGHK GLFETITNSLHFQLGLALASIGVITSLVAQHMYALPAYAFIAKDYTTQAALYTHHQYIAGFLMVGAFAHGAIFFVRDYDP EQNKNNVLARMLEHKEAIISHLSWVSLFLGFHTLGLYIHNDVVVAFGTPEKQILVEPVFAQWIQASSGKALYGFDVLLSS SNSVATNASNNIWLPGWLDAINSGKNSLFLPIGPGDFLVHHAIALGLHTTALILVKGALDARGSKLMPDKKDFGYSFPCD GPGRGGTCDISAWDAFYLSMFWMLNTIGWVTFYWHWKHVTIWQGNAGQFNESSTYIMGWLRDYLWLNSSPLINGYNPFGM NSLAVWAWMFLFGHLIWATGFMFLISWRGYWQELIETLAWAHERTPLANLVRWKDKPVALSIVQARLVGLIHFTVGYVFT YAAFVIASTTGKFG A0A222AI95 1.97.1.12 Photosystem I iron-sulfur center Chroomonas placoidea 0.008743131 1 LEVO MSHAVKVYDTCIGCTQCVRACPCDVLEMVSWDGCKAGQIASAPRTEDCIGCKRCETACPTDFLSVRVYLGGETTRSMGLA Y A0A222AI25 1.97.1.12 Photosystem I reaction center subunit II Chroomonas placoidea 0.015590765 1 LEVO MSETLNLQIPSPTFEGSTGGWLRAAEVEEKYAITWTSGKEQVFEMPTGGAAIMRKGENLLYLARKEQCLALGTQLKTGFK ITDYKIYRIFPSGEVQYLHPKDGVFPEKVNAGRIGVGNVSHSIGKNLNPSQIKFTNKSFNG A0A222AIA6 Photosystem I reaction center subunit IV Chroomonas placoidea 0.007352386999999999 1 LEVO MVKRGSQVRILRKESYWYQDVGTVATIDTSGIRYPVVVRFEKVSYSGVNTNNFSLDEVVEVVKK A0A222AIF3 Photosystem I reaction center subunit III Chroomonas placoidea 0.020393484 1 LEVO MKNWVSLVLIFSIVTTPYVAHADVAGLTPCKDSKDFQRRLDGSVKKLKTRLAKYEKGTPPALALEKQIERTQARFERYGK AGLLCGTDGLPHLITDGRWSHSGEFVIPGLFFLYIAGWIGWVGRSYVLFARESDKPTEKEIILDVPAALSFVSTGFIWPV SAFKEFTSGNLIADESEITVSPR A0A222AI52 Photosystem I reaction center subunit VIII Chroomonas placoidea 0.003975751 1 LEVO MTAAYLPSILVPLIGLIFPGFVMGFAFIYIEQEEIA A0A222AI78 Photosystem I reaction center subunit IX Chroomonas placoidea 0.004862727 1 LEVO MDSNFLKYLSTAPVLLTVWLSFTAGLVIEANRFFPDMLYFPM A0A222AI55 Photosystem I reaction center subunit PsaK Chroomonas placoidea 0.008836370999999999 1 LEVO MNADLLLAVVPQTAAWSAKTCSVMVISNLLCIVAGRYVIQVKGSGPSLPLTGSFSNFGLPELLATTSLGHIVGSGAILGL SYVGLLS A0A222AI34 Photosystem I reaction center subunit XI Chroomonas placoidea 0.016490883 1 LEVO MAQFVKPYNDDPFVGNLATPVSTSSFTRSFLSNLPAYRSGLSPLLRGLEIGMTHGYFLVGPFYKLGPLRNSDVALISGLF SSIGLIIILAACLAIYGVVSFNEDDNTDSLQTSRGWKQFTSGWLVGSIGGASFAYILISNIVFLQTSGLNLIK A0A222AI68 Photosystem I reaction center subunit XII Chroomonas placoidea 0.003247952 1 LEVO MISDTQIFVALILALVSLVLAIRLGTALYQ A0A222AI28 PsaO Chroomonas placoidea 0.016384226999999998 1 LEVO MMKVAFLVLLAAATANAFAPTAAFLPKAHGIAASKPAMALRAAPRAVAKPLAVQAKFEISDGVEFDLNPLVLAISFLGWS LPGLLPSNIPLYGGKGLTTALFAEIGEHLQTFPAPPPIGDPFWVILFIWHSGLFATMIFGTIGYNGYGPKSTTKY PsaR Chroomonas placoidea 0.014468675999999998 1 LEVO NSSPSKMVRALCFLALIASAAAFSTAPGLALRSSVRPATSTKTPMKMAGYSPVPSPDNTKETYWETKAPSSQVLGIGKDV SSGNYIVASVVAAVVGAACTGQCIPLTVSPNPVFILGSFLLPYSWALHVAAWIQRNNGK CCPI-S Chroomonas placoidea 0.029319770999999998 1 LEVO VKTAALVLLGAAVAEAFAPTPVALNRPGRADAVTSLRMAQAAPPSKLPENMAKKNALKVNKEQWGIEEAIKVDAKAAAPA PKAAAPAPKKAAPKKGAAPAEATVGFSGVPSDFCRPAPTAFPAEPAGMTVFGARGPRAEGHRDKFGSRHAAVSLACAALL WQPISQAGMYSIDSGSLAKKSFSEMEVPGFGDAKKVPTIESFFPFTKNGFDASPALFGKDSMIVFENPLGKCGAYASSCH TFLDEMGDMLKATPQEMPRSKAAPTYSFPWMYDHAAWKK ACPI-13/10 Chroomonas placoidea 0.022270991999999996 2 LEVO MIRAVILAGCVAAASAFAPGASLVGARAATRAVSAAGPKMQMSPSIPFLKKPDALDGTAAGDIGFDPLGFSSLADIKFLQ EAEIKHCRIAMLAAAGSIAQDIFTFPGYSALTGGAKMTAAHDKLVATGTMGQILFWVSFAEVFGTVALFDTLDGKRAPGD FKFDPLGMGKKNMADMQLKEIKNGRLAMLGIAGMTHGYFISGKGPLELLGNFPTA ACPI-14 Chroomonas placoidea 0.023755605 1 LEVO MFRAALLLACLASASAFAPGSLMMPKSATRAAISRGPRMQANDDLAVPFLERPPMLDGSYAGDIGFDPVGFSNYFDLRWL REAELKHGRVCMLGVVGFLVQEFVTLPMFSNGVTPVDDFFVVPATGLWQIFFTIGFVEAFSNGFKLTPSDMFADDRAPGD LGFDPLGCGKDPAALARRQLVEVKNGRLAMIAFGGMLHQQLLTKQGVIEQLTNFKAIM ACPI-9 Chroomonas placoidea 0.027212056999999998 1 LEVO MFRLSILAALVAAASAFAPGAMLPQGRAVARASAASGIRMQSKSAAIPFLEKPPMLDGSVPGDVGFDPLWVSSMLPDKGW YLFLQEAEIKHGRVAMLAAAGAIVQDIFTFPGVTDTIGNVKMTSAHDKFLSMEGAGGKVATMHQLLLWLGLLEVVSAFAT IQMFGGTSSRMPGEFGFDPLGFGKSEAAMKTYRLKEVKNGRLAMIGIGGMVHHYLLTGKGPLQFLGGIPNYKSCIEHPAS GLPYLMKAVGPVLPKIC ACPI-11 Chroomonas placoidea 0.022451303 1 LEVO MLRTVAILACLASASAFAPLASLPMTGTRATKAVGPRMQEQMAVPFLQPPSKLSSSMQGYAGFDPLGFSEKFDVNWLREA EIKNGRVAMLGVVGLLIPEFITLPMYSAGATPYDSAFTVPAWALIQITLGCGAAEYYMHKGKMTPDNMFDGSRAPGDFGW GKADPVMATKEIKNGRLAMLAFGGIMHQQLITKMGTFAHLVDFKPLVF PsaQ Chroomonas placoidea 0.024466158 1 LEVO AIFALGLACADAFHTPALNGVIGARMGAETPAISRKQLLQGAAGVAVGFLANQGAEAASFDPNTGFPKQDGKKDLLCNGS ADKGCQPMTQAASITDKQKAVLAGKITVAANKLSILDAEIAAMQVTKNKKKKPVLDTPYVLRYSALYLTPLVDAMEQYAA RDAKGSKMAGGAGLPKMGNSDKDAAKASPLYKYITEANTAIAAVSTAAKAGDFAGVTTASAAVKAAATGFLGAAKAPVIF N CHLOROPHYLL A 0.000893489 255 CLA Chlorophyll c2 0.000608926 20 KC2 (1~{R})-3,5,5-trimethyl-4-[(3~{E},5~{E},7~{E},9~{E},11~{E},13~{E},15~{E})-3,7,12,16-tetramethyl-18-[(4~{R})-2,6,6-trimethyl-4-oxidanyl-cyclohexen-1-yl]octadeca-3,5,7,9,11,13,15-heptaen-1,17-diynyl]cyclohex-3-en-1-ol 0.00056484 59 II0 (1~{R})-3,5,5-trimethyl-4-[(3~{E},5~{E},7~{E},9~{E},11~{E},13~{E},15~{E},17~{E})-3,7,12,16-tetramethyl-18-[(1~{R},4~{R})-2,6,6-trimethyl-4-oxidanyl-cyclohex-2-en-1-yl]octadeca-3,5,7,9,11,13,15,17-octaen-1-ynyl]cyclohex-3-en-1-ol 0.000566856 4 II3 (1~{R})-3,5,5-trimethyl-4-[(3~{E},5~{E},7~{E},9~{E},11~{E},13~{E},15~{E},17~{E})-3,7,12,16-tetramethyl-18-(2,6,6-trimethylcyclohexen-1-yl)octadeca-3,5,7,9,11,13,15,17-octaen-1-ynyl]cyclohex-3-en-1-ol 0.000550856 12 IHT 1,2-DIPALMITOYL-PHOSPHATIDYL-GLYCEROLE 0.00072297 33 LHG 1,2-DISTEAROYL-MONOGALACTOSYL-DIGLYCERIDE 0.0007871579999999999 7 LMG 1,2-DI-O-ACYL-3-O-[6-DEOXY-6-SULFO-ALPHA-D-GLUCOPYRANOSYL]-SN-GLYCEROL 0.0007951159999999999 7 SQD (6'R,11cis,11'cis,13cis,15cis)-4',5'-didehydro-5',6'-dihydro-beta,beta-carotene 0.000536873 25 8CT DIGALACTOSYL DIACYL GLYCEROL (DGDG) 0.0009492989999999999 2 DGD IRON/SULFUR CLUSTER 0.00035163999999999996 3 SF4 PHYLLOQUINONE 0.000450696 2 PQN singleParticle particle 7.5 ETHANE TFS KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 1.0 2.0 GATAN K3 BIOCONTINUUM (6k x 4k) 60.0 1 6LY5 2.25 FSC 0.143 CUT-OFF 171764 MAXIMUM LIKELIHOOD MAXIMUM LIKELIHOOD emd_66373.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 532.48 532.48 532.48 90.0 90.0 90.0 X Y Z -0.18963195 0.7088272 0.00039833688 0.012881332 1.04 1.04 1.04 0.1 AUTHOR ::::EMDATABANK.org::::EMD-66373:::: emd_66373_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 532.48 532.48 532.48 90.0 90.0 90.0 X Y Z -0.2079089 0.762423 0.0005757222 0.025278062 1.04 1.04 1.04 AUTHOR ::::EMDATABANK.org::::EMD-66373:::: emd_66373_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 532.48 532.48 532.48 90.0 90.0 90.0 X Y Z -0.22893189 0.79328525 0.00056324876 0.025291765 1.04 1.04 1.04 AUTHOR ::::EMDATABANK.org::::EMD-66373::::