eF-site ID 4tnh-A PDB Code 4tnh Chain A click to enlarge Title RT XFEL structure of Photosystem II in the dark state at 4.9 A resolution Classification ELECTRON TRANSPORT,PHOTOSYNTHESIS Compound Photosystem Q(B) protein 1 Source ORGANISM_SCIENTIFIC: Thermosynechococcus elongatus; Sequence A:  SANLWERFCNWVTSTDNRLYVGWFGVIMIPTLLAATICFV IAFIAAPPVDIDGIREPVSGSLLYGNNIITGAVVPSSNAI GLHFYPIWEAASLDEWLYNGGPYQLIIFHFLLGASCYMGR QWELSYRLGMRPWICVAYSAPLASAFAVFLIYPIGQGSFS DGMPLGISGTFNFMIVFQAEHNILMHPFHQLGVAGVFGGA LFCAMHGSLVTSSLIRETTETESANYGYKFGQEEETYNIV AAHGYFGRLIFQYASFNNSRSLHFFLAAWPVVGVWFTALG ISTMAFNLNGFNFNHSVIDAKGNVINTWADIINRANLGME VMHERNAHNFPLDLA Description Functional site 1) chain A residue 215 type sequence H description binding site for residue FE2 A 401 source : AC1 2) chain A residue 272 type sequence H description binding site for residue FE2 A 401 source : AC1 3) chain A residue 119 type sequence F description binding site for residue CLA A 402 source : AC2 4) chain A residue 147 type sequence Y description binding site for residue CLA A 402 source : AC2 5) chain A residue 150 type sequence P description binding site for residue CLA A 402 source : AC2 6) chain A residue 153 type sequence S description binding site for residue CLA A 402 source : AC2 7) chain A residue 157 type sequence V description binding site for residue CLA A 402 source : AC2 8) chain A residue 183 type sequence M description binding site for residue CLA A 402 source : AC2 9) chain A residue 186 type sequence F description binding site for residue CLA A 402 source : AC2 10) chain A residue 187 type sequence Q description binding site for residue CLA A 402 source : AC2 11) chain A residue 193 type sequence L description binding site for residue CLA A 402 source : AC2 12) chain A residue 198 type sequence H description binding site for residue CLA A 402 source : AC2 13) chain A residue 201 type sequence G description binding site for residue CLA A 402 source : AC2 14) chain A residue 205 type sequence V description binding site for residue CLA A 402 source : AC2 15) chain A residue 206 type sequence F description binding site for residue CLA A 402 source : AC2 16) chain A residue 283 type sequence V description binding site for residue CLA A 402 source : AC2 17) chain A residue 286 type sequence T description binding site for residue CLA A 402 source : AC2 18) chain A residue 290 type sequence I description binding site for residue CLA A 402 source : AC2 19) chain A residue 45 type sequence T description binding site for residue CLA A 403 source : AC3 20) chain A residue 157 type sequence V description binding site for residue CLA A 403 source : AC3 21) chain A residue 158 type sequence F description binding site for residue CLA A 403 source : AC3 22) chain A residue 172 type sequence M description binding site for residue CLA A 403 source : AC3 23) chain A residue 176 type sequence I description binding site for residue CLA A 403 source : AC3 24) chain A residue 179 type sequence T description binding site for residue CLA A 403 source : AC3 25) chain A residue 183 type sequence M description binding site for residue CLA A 403 source : AC3 26) chain A residue 199 type sequence Q description binding site for residue CLA A 404 source : AC4 27) chain A residue 202 type sequence V description binding site for residue CLA A 404 source : AC4 28) chain A residue 203 type sequence A description binding site for residue CLA A 404 source : AC4 29) chain A residue 278 type sequence W description binding site for residue CLA A 404 source : AC4 30) chain A residue 36 type sequence I description binding site for residue CLA A 405 source : AC5 31) chain A residue 39 type sequence P description binding site for residue CLA A 405 source : AC5 32) chain A residue 40 type sequence T description binding site for residue CLA A 405 source : AC5 33) chain A residue 93 type sequence F description binding site for residue CLA A 405 source : AC5 34) chain A residue 95 type sequence P description binding site for residue CLA A 405 source : AC5 35) chain A residue 96 type sequence I description binding site for residue CLA A 405 source : AC5 36) chain A residue 97 type sequence W description binding site for residue CLA A 405 source : AC5 37) chain A residue 114 type sequence L description binding site for residue CLA A 405 source : AC5 38) chain A residue 118 type sequence H description binding site for residue CLA A 405 source : AC5 39) chain A residue 121 type sequence L description binding site for residue CLA A 405 source : AC5 40) chain A residue 215 type sequence H description binding site for residue PL9 A 406 source : AC6 41) chain A residue 218 type sequence L description binding site for residue PL9 A 406 source : AC6 42) chain A residue 252 type sequence H description binding site for residue PL9 A 406 source : AC6 43) chain A residue 255 type sequence F description binding site for residue PL9 A 406 source : AC6 44) chain A residue 264 type sequence S description binding site for residue PL9 A 406 source : AC6 45) chain A residue 265 type sequence F description binding site for residue PL9 A 406 source : AC6 46) chain A residue 271 type sequence L description binding site for residue PL9 A 406 source : AC6 47) chain A residue 274 type sequence F description binding site for residue PL9 A 406 source : AC6 48) chain A residue 38 type sequence I description binding site for residue BCR A 407 source : AC7 49) chain A residue 42 type sequence L description binding site for residue BCR A 407 source : AC7 50) chain A residue 43 type sequence A description binding site for residue BCR A 407 source : AC7 51) chain A residue 93 type sequence F description binding site for residue DGD A 408 source : AC8 52) chain A residue 97 type sequence W description binding site for residue DGD A 408 source : AC8 53) chain A residue 98 type sequence E description binding site for residue DGD A 408 source : AC8 54) chain A residue 140 type sequence R description binding site for residue LHG A 409 source : AC9 55) chain A residue 142 type sequence W description binding site for residue LHG A 409 source : AC9 56) chain A residue 273 type sequence F description binding site for residue LHG A 409 source : AC9 57) chain A residue 232 type sequence S description binding site for residue LMG A 410 source : AD1 58) chain A residue 234 type sequence N description binding site for residue LMG A 410 source : AD1 59) chain A residue 181 type sequence N description binding site for residue CL A 411 source : AD2 60) chain A residue 333 type sequence E description binding site for residue CL A 411 source : AD2 61) chain A residue 170 type sequence D description binding site for residue OEX A 412 source : AD3 62) chain A residue 189 type sequence E description binding site for residue OEX A 412 source : AD3 63) chain A residue 332 type sequence H description binding site for residue OEX A 412 source : AD3 64) chain A residue 333 type sequence E description binding site for residue OEX A 412 source : AD3 65) chain A residue 337 type sequence H description binding site for residue OEX A 412 source : AD3 66) chain A residue 342 type sequence D description binding site for residue OEX A 412 source : AD3 67) chain A residue 344 type sequence A description binding site for residue OEX A 412 source : AD3 68) chain A residue 267 type sequence N description binding site for residue SQD A 413 source : AD4 69) chain A residue 270 type sequence S description binding site for residue SQD A 413 source : AD4 70) chain A residue 273 type sequence F description binding site for residue SQD A 413 source : AD4 71) chain A residue 274 type sequence F description binding site for residue SQD A 413 source : AD4 72) chain A residue 278 type sequence W description binding site for residue SQD A 413 source : AD4 73) chain A residue 20 type sequence W description binding site for residue SQD A 414 source : AD5 74) chain A residue 26 type sequence N description binding site for residue SQD A 414 source : AD5 75) chain A residue 27 type sequence R description binding site for residue SQD A 414 source : AD5 76) chain A residue 28 type sequence L description binding site for residue SQD A 414 source : AD5 77) chain A residue 30 type sequence V description binding site for residue SQD A 414 source : AD5 78) chain A residue 45 type sequence T description binding site for residue SQD A 414 source : AD5 79) chain A residue 72 type sequence L description binding site for residue LMG A 415 source : AD6 80) chain A residue 102 type sequence L description binding site for residue LMG A 415 source : AD6 81) chain A residue 103 type sequence D description binding site for residue LMG A 415 source : AD6 82) chain A residue 33 type sequence F description binding site for residue CLA C 504 source : AH2 83) chain A residue 127 type sequence M description binding site for residue CLA C 504 source : AH2 84) chain A residue 131 type sequence W description binding site for residue CLA C 504 source : AH2 85) chain A residue 91 type sequence L description binding site for residue DGD C 515 source : AI4 86) chain A residue 155 type sequence F description binding site for residue DGD C 515 source : AI4 87) chain A residue 163 type sequence I description binding site for residue DGD C 515 source : AI4 88) chain A residue 197 type sequence F description binding site for residue DGD C 516 source : AI5 89) chain A residue 278 type sequence W description binding site for residue DGD C 517 source : AI6 90) chain A residue 300 type sequence F description binding site for residue DGD C 517 source : AI6 91) chain A residue 301 type sequence N description binding site for residue DGD C 517 source : AI6 92) chain A residue 305 type sequence S description binding site for residue DGD C 517 source : AI6 93) chain A residue 266 type sequence N description binding site for residue LHG C 519 source : AI8 94) chain A residue 285 type sequence F description binding site for residue CLA C 520 source : AI9 95) chain A residue 44 type sequence A description binding site for residue PHO D 401 source : AJ2 96) chain A residue 45 type sequence T description binding site for residue PHO D 401 source : AJ2 97) chain A residue 115 type sequence I description binding site for residue PHO D 401 source : AJ2 98) chain A residue 126 type sequence Y description binding site for residue PHO D 401 source : AJ2 99) chain A residue 130 type sequence Q description binding site for residue PHO D 401 source : AJ2 100) chain A residue 147 type sequence Y description binding site for residue PHO D 401 source : AJ2 101) chain A residue 283 type sequence V description binding site for residue PHO D 401 source : AJ2 102) chain A residue 206 type sequence F description binding site for residue PHO D 402 source : AJ3 103) chain A residue 209 type sequence A description binding site for residue PHO D 402 source : AJ3 104) chain A residue 210 type sequence L description binding site for residue PHO D 402 source : AJ3 105) chain A residue 214 type sequence M description binding site for residue PHO D 402 source : AJ3 106) chain A residue 258 type sequence L description binding site for residue PHO D 402 source : AJ3 107) chain A residue 215 type sequence H description binding site for residue BCT D 403 source : AJ4 108) chain A residue 244 type sequence E description binding site for residue BCT D 403 source : AJ4 109) chain A residue 246 type sequence Y description binding site for residue BCT D 403 source : AJ4 110) chain A residue 272 type sequence H description binding site for residue BCT D 403 source : AJ4 111) chain A residue 206 type sequence F description binding site for residue CLA D 404 source : AJ5 112) chain A residue 52 type sequence F description binding site for residue PL9 D 406 source : AJ7 113) chain A residue 234 type sequence N description binding site for residue LMG D 407 source : AJ8 114) chain A residue 262 type sequence Y description binding site for residue LMG E 101 source : AK4 115) chain A residue 46 type sequence I description binding site for residue DGD b 601 source : AO1 116) chain A residue 161 type SITE sequence Y description Tyrosine radical intermediate => ECO:0000255|HAMAP-Rule:MF_01379, ECO:0000303|PubMed:11217865, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:19219048, ECO:0000303|PubMed:21367867, ECO:0000303|DOI:10.1039/B406989G source Swiss-Prot : SWS_FT_FI12 117) chain A residue 190 type SITE sequence H description Stabilizes free radical intermediate => ECO:0000255|HAMAP-Rule:MF_01379 source Swiss-Prot : SWS_FT_FI13 118) chain A residue 272 type MOD_RES sequence H description N-formylmethionine => ECO:0000269|PubMed:19219048, ECO:0000269|PubMed:20558739 source Swiss-Prot : SWS_FT_FI5 119) chain A residue 344 type BINDING sequence A description BINDING => ECO:0000255|HAMAP-Rule:MF_01379, ECO:0000269|PubMed:19219048, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:16355230, ECO:0000303|PubMed:20558739, ECO:0000303|PubMed:21367867, ECO:0000303|PubMed:23413188, ECO:0000303|PubMed:25043005 source Swiss-Prot : SWS_FT_FI11 120) chain A residue 191-217 type prosite sequence NILMHPFHQLGVAGVFGGALFCAMHGS description REACTION_CENTER Photosynthetic reaction center proteins signature. NilmhPfHqlGvagvfggalfcAmHGS source prosite : PS00244 121) chain A residue 344 type SITE sequence A description Cleavage; by CtpA => ECO:0000255|HAMAP-Rule:MF_01379 source Swiss-Prot : SWS_FT_FI14 122) chain A residue 332 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 123) chain A residue 333 type BINDING sequence E 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

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