eF-site ID 4tnj-D PDB Code 4tnj Chain D click to enlarge Title RT XFEL structure of Photosystem II 500 ms after the 2nd illumination (2F) at 4.5 A resolution Classification ELECTRON TRANSPORT,PHOTOSYNTHESIS Compound Photosystem Q(B) protein 1 Source ORGANISM_SCIENTIFIC: Thermosynechococcus elongatus; Sequence D:  GWFDILDDWLKRDRFVFVGWSGILLFPCAYLALGGWLTGT TFVTSWYTHGLASSYLEGCNFLTVAVSTPANSMGHSLLLL WGPEAQGDFTRWCQLGGLWTFIALHGAFGLIGFMLRQFEI ARLVGVRPYNAIAFSAPIAVFVSVFLIYPLGQSSWFFAPS FGVAAIFRFLLFFQGFHNWTLNPFHMMGVAGVLGGALLCA IHGATVENTLFQDGEGASTFRAFNPTQAEETYSMVTANRF WSQIFGIAFSNKRWLHFFMLFVPVTGLWMSAIGVVGLALN LRSYDFISQEIRAAEDPEFETFYTKNLLLNEGIRAWMAPQ DQPHENFVFPEEVLPRGNAL Description Functional site 1) chain D residue 214 type sequence H description binding site for residue FE2 A 401 source : AC1 2) chain D residue 268 type sequence H description binding site for residue FE2 A 401 source : AC1 3) chain D residue 182 type sequence L description binding site for residue CLA A 402 source : AC2 4) chain D residue 205 type sequence L description binding site for residue CLA A 402 source : AC2 5) chain D residue 198 type sequence M description binding site for residue CLA A 403 source : AC3 6) chain D residue 201 type sequence V description binding site for residue CLA A 403 source : AC3 7) chain D residue 202 type sequence A description binding site for residue CLA A 403 source : AC3 8) chain D residue 157 type sequence F description binding site for residue CLA A 404 source : AC4 9) chain D residue 175 type sequence V description binding site for residue CLA A 404 source : AC4 10) chain D residue 178 type sequence I description binding site for residue CLA A 404 source : AC4 11) chain D residue 179 type sequence F description binding site for residue CLA A 404 source : AC4 12) chain D residue 181 type sequence F description binding site for residue CLA A 404 source : AC4 13) chain D residue 182 type sequence L description binding site for residue CLA A 404 source : AC4 14) chain D residue 38 type sequence F description binding site for residue PL9 A 406 source : AC6 15) chain D residue 41 type sequence A description binding site for residue PL9 A 406 source : AC6 16) chain D residue 42 type sequence Y description binding site for residue PL9 A 406 source : AC6 17) chain D residue 220 type sequence N description binding site for residue LHG A 409 source : AC9 18) chain D residue 229 type sequence A description binding site for residue LHG A 409 source : AC9 19) chain D residue 230 type sequence S description binding site for residue LHG A 409 source : AC9 20) chain D residue 231 type sequence T description binding site for residue LHG A 409 source : AC9 21) chain D residue 232 type sequence F description binding site for residue LHG A 409 source : AC9 22) chain D residue 266 type sequence W description binding site for residue LMG A 410 source : AD1 23) chain D residue 269 type sequence F description binding site for residue LMG A 410 source : AD1 24) chain D residue 273 type sequence F description binding site for residue LMG A 410 source : AD1 25) chain D residue 317 type sequence K description binding site for residue CL A 411 source : AD2 26) chain D residue 232 type sequence F description binding site for residue SQD A 413 source : AD4 27) chain D residue 233 type sequence R description binding site for residue SQD A 413 source : AD4 28) chain D residue 304 type sequence R description binding site for residue LMG A 415 source : AD6 29) chain D residue 281 type sequence M description binding site for residue CLA B 606 source : AE3 30) chain D residue 120 type sequence F description binding site for residue CLA B 607 source : AE4 31) chain D residue 123 type sequence I description binding site for residue CLA B 607 source : AE4 32) chain D residue 126 type sequence M description binding site for residue CLA B 607 source : AE4 33) chain D residue 127 type sequence L description binding site for residue CLA B 607 source : AE4 34) chain D residue 130 type sequence F description binding site for residue CLA B 607 source : AE4 35) chain D residue 87 type sequence H description binding site for residue DGD B 620 source : AF8 36) chain D residue 162 type sequence L description binding site for residue DGD B 620 source : AF8 37) chain D residue 284 type sequence I description binding site for residue LMG B 621 source : AF9 38) chain D residue 16 type sequence D description binding site for residue LMT B 623 source : AG2 39) chain D residue 19 type sequence D description binding site for residue LMT B 623 source : AG2 40) chain D residue 139 type sequence R description binding site for residue LMG B 624 source : AG3 41) chain D residue 141 type sequence Y description binding site for residue LMG B 624 source : AG3 42) chain D residue 269 type sequence F description binding site for residue LMG B 624 source : AG3 43) chain D residue 273 type sequence F description binding site for residue LMG B 624 source : AG3 44) chain D residue 205 type sequence L description binding site for residue PHO D 401 source : AJ3 45) chain D residue 208 type sequence A description binding site for residue PHO D 401 source : AJ3 46) chain D residue 209 type sequence L description binding site for residue PHO D 401 source : AJ3 47) chain D residue 212 type sequence A description binding site for residue PHO D 401 source : AJ3 48) chain D residue 213 type sequence I description binding site for residue PHO D 401 source : AJ3 49) chain D residue 253 type sequence W description binding site for residue PHO D 401 source : AJ3 50) chain D residue 257 type sequence F description binding site for residue PHO D 401 source : AJ3 51) chain D residue 41 type sequence A description binding site for residue PHO D 402 source : AJ4 52) chain D residue 45 type sequence L description binding site for residue PHO D 402 source : AJ4 53) chain D residue 48 type sequence W description binding site for residue PHO D 402 source : AJ4 54) chain D residue 118 type sequence G description binding site for residue PHO D 402 source : AJ4 55) chain D residue 122 type sequence L description binding site for residue PHO D 402 source : AJ4 56) chain D residue 125 type sequence F description binding site for residue PHO D 402 source : AJ4 57) chain D residue 129 type sequence Q description binding site for residue PHO D 402 source : AJ4 58) chain D residue 142 type sequence N description binding site for residue PHO D 402 source : AJ4 59) chain D residue 146 type sequence F description binding site for residue PHO D 402 source : AJ4 60) chain D residue 153 type sequence F description binding site for residue PHO D 402 source : AJ4 61) chain D residue 173 type sequence F description binding site for residue PHO D 402 source : AJ4 62) chain D residue 275 type sequence P description binding site for residue PHO D 402 source : AJ4 63) chain D residue 279 type sequence L description binding site for residue PHO D 402 source : AJ4 64) chain D residue 23 type sequence K description binding site for residue SQD D 403 source : AJ5 65) chain D residue 32 type sequence W description binding site for residue SQD D 403 source : AJ5 66) chain D residue 134 type sequence R description binding site for residue SQD D 403 source : AJ5 67) chain D residue 135 type sequence L description binding site for residue SQD D 403 source : AJ5 68) chain D residue 244 type sequence Y description binding site for residue BCT D 404 source : AJ6 69) chain D residue 264 type sequence K description binding site for residue BCT D 404 source : AJ6 70) chain D residue 268 type sequence H description binding site for residue BCT D 404 source : AJ6 71) chain D residue 122 type sequence L description binding site for residue CLA D 405 source : AJ7 72) chain D residue 152 type sequence V description binding site for residue CLA D 405 source : AJ7 73) chain D residue 153 type sequence F description binding site for residue CLA D 405 source : AJ7 74) chain D residue 156 type sequence V description binding site for residue CLA D 405 source : AJ7 75) chain D residue 182 type sequence L description binding site for residue CLA D 405 source : AJ7 76) chain D residue 185 type sequence F description binding site for residue CLA D 405 source : AJ7 77) chain D residue 186 type sequence Q description binding site for residue CLA D 405 source : AJ7 78) chain D residue 191 type sequence W description binding site for residue CLA D 405 source : AJ7 79) chain D residue 192 type sequence T description binding site for residue CLA D 405 source : AJ7 80) chain D residue 197 type sequence H description binding site for residue CLA D 405 source : AJ7 81) chain D residue 200 type sequence G description binding site for residue CLA D 405 source : AJ7 82) chain D residue 201 type sequence V description binding site for residue CLA D 405 source : AJ7 83) chain D residue 204 type sequence V description binding site for residue CLA D 405 source : AJ7 84) chain D residue 279 type sequence L description binding site for residue CLA D 405 source : AJ7 85) chain D residue 282 type sequence S description binding site for residue CLA D 405 source : AJ7 86) chain D residue 283 type sequence A description binding site for residue CLA D 405 source : AJ7 87) chain D residue 286 type sequence V description binding site for residue CLA D 405 source : AJ7 88) chain D residue 43 type sequence L description binding site for residue CLA D 406 source : AJ8 89) chain D residue 89 type sequence L description binding site for residue CLA D 406 source : AJ8 90) chain D residue 90 type sequence L description binding site for residue CLA D 406 source : AJ8 91) chain D residue 91 type sequence L description binding site for residue CLA D 406 source : AJ8 92) chain D residue 92 type sequence L description binding site for residue CLA D 406 source : AJ8 93) chain D residue 93 type sequence W description binding site for residue CLA D 406 source : AJ8 94) chain D residue 112 type sequence T description binding site for residue CLA D 406 source : AJ8 95) chain D residue 113 type sequence F description binding site for residue CLA D 406 source : AJ8 96) chain D residue 117 type sequence H description binding site for residue CLA D 406 source : AJ8 97) chain D residue 120 type sequence F description binding site for residue CLA D 406 source : AJ8 98) chain D residue 199 type sequence M description binding site for residue PL9 D 407 source : AJ9 99) chain D residue 209 type sequence L description binding site for residue PL9 D 407 source : AJ9 100) chain D residue 214 type sequence H description binding site for residue PL9 D 407 source : AJ9 101) chain D residue 217 type sequence T description binding site for residue PL9 D 407 source : AJ9 102) chain D residue 253 type sequence W description binding site for residue PL9 D 407 source : AJ9 103) chain D residue 260 type sequence A description binding site for residue PL9 D 407 source : AJ9 104) chain D residue 261 type sequence F description binding site for residue PL9 D 407 source : AJ9 105) chain D residue 267 type sequence L description binding site for residue PL9 D 407 source : AJ9 106) chain D residue 270 type sequence F description binding site for residue PL9 D 407 source : AJ9 107) chain D residue 273 type sequence F description binding site for residue PL9 D 407 source : AJ9 108) chain D residue 274 type sequence V description binding site for residue PL9 D 407 source : AJ9 109) chain D residue 257 type sequence F description binding site for residue LMG D 408 source : AK1 110) chain D residue 259 type sequence I description binding site for residue LMG D 408 source : AK1 111) chain D residue 260 type sequence A description binding site for residue LMG D 408 source : AK1 112) chain D residue 261 type sequence F description binding site for residue LMG D 408 source : AK1 113) chain D residue 262 type sequence S description binding site for residue LMG D 408 source : AK1 114) chain D residue 263 type sequence N description binding site for residue LMG D 408 source : AK1 115) chain D residue 266 type sequence W description binding site for residue LMG D 408 source : AK1 116) chain D residue 100 type sequence D description binding site for residue DGD D 409 source : AK2 117) chain D residue 101 type sequence F description binding site for residue DGD D 409 source : AK2 118) chain D residue 102 type sequence T description binding site for residue DGD D 409 source : AK2 119) chain D residue 92 type sequence L description binding site for residue LMT D 410 source : AK3 120) chain D residue 93 type sequence W description binding site for residue LMT D 410 source : AK3 121) chain D residue 99 type sequence G description binding site for residue LMT D 410 source : AK3 122) chain D residue 42 type sequence Y description binding site for residue BCR D 411 source : AK4 123) chain D residue 47 type sequence G description binding site for residue BCR D 411 source : AK4 124) chain D residue 49 type sequence L description binding site for residue BCR D 411 source : AK4 125) chain D residue 50 type sequence T description binding site for residue BCR D 411 source : AK4 126) chain D residue 101 type sequence F description binding site for residue BCR D 411 source : AK4 127) chain D residue 67 type sequence Y description binding site for residue LMG D 412 source : AK5 128) chain D residue 70 type sequence G description binding site for residue LMG D 412 source : AK5 129) chain D residue 71 type sequence C description binding site for residue LMG D 412 source : AK5 130) chain D residue 72 type sequence N description binding site for residue LMG D 412 source : AK5 131) chain D residue 73 type sequence F description binding site for residue LMG D 412 source : AK5 132) chain D residue 27 type sequence F description binding site for residue LMG E 101 source : AK6 133) chain D residue 21 type sequence W description binding site for residue SQD F 102 source : AK8 134) chain D residue 24 type sequence R description binding site for residue SQD F 102 source : AK8 135) chain D residue 26 type sequence R description binding site for residue SQD F 102 source : AK8 136) chain D residue 154 type sequence V description binding site for residue CLA H 101 source : AK9 137) chain D residue 142 type BINDING sequence N description BINDING => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:25043005 source Swiss-Prot : SWS_FT_FI6 138) chain D residue 266-288 type TRANSMEM sequence WLHFFMLFVPVTGLWMSAIGVVG description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ source Swiss-Prot : SWS_FT_FI2 139) chain D residue 289-352 type TOPO_DOM sequence LALNLRSYDFISQEIRAAEDPEFETFYTKNLLLNEGIRAW MAPQDQPHENFVFPEEVLPRGNAL description Cytoplasmic => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ source Swiss-Prot : SWS_FT_FI3 140) chain D residue 268 type BINDING sequence H description BINDING => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:22665786, ECO:0000303|PubMed:23413188, ECO:0000303|PubMed:25006873, ECO:0000303|PubMed:25043005, ECO:0000303|DOI:10.1039/B406989G source Swiss-Prot : SWS_FT_FI10 141) chain D residue 197 type BINDING sequence H description axial binding residue => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:22665786, ECO:0000303|PubMed:23413188, ECO:0000303|PubMed:25043005, ECO:0000303|DOI:10.1039/B406989G source Swiss-Prot : SWS_FT_FI7 142) chain D residue 214 type BINDING sequence H description BINDING => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:22665786, ECO:0000303|PubMed:23413188, ECO:0000303|PubMed:25043005, ECO:0000303|DOI:10.1039/B406989G source Swiss-Prot : SWS_FT_FI8 143) chain D residue 261 type BINDING sequence F description BINDING => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:22665786, ECO:0000303|PubMed:23413188, ECO:0000303|PubMed:25006873, ECO:0000303|PubMed:25043005 source Swiss-Prot : SWS_FT_FI9 144) chain D residue 190-216 type prosite sequence NWTLNPFHMMGVAGVLGGALLCAIHGA description REACTION_CENTER Photosynthetic reaction center proteins signature. NwtlnPfHmmGvagvlggallcAiHGA source prosite : PS00244

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