4UB8: Photosystem Q protein
Native structure of photosystem II (dataset-2) by a femtosecond X-ray laser. Determined by X-ray diffraction at 1.95 Å resolution. Released 3 Dec 2014.
- Method
- X-ray diffraction
- Resolution
- 1.95 Å
- Organism
- Thermosynechococcus vulcanus
- Chains
- 39
- Atoms
- 53,958
- Mol. weight
- 729.5 kDa
- Ligands
- FE2, BCT, CLA, PHO
- Released
- 3 Dec 2014
Explore 4UB8 in 3D
Show helices and sheets
RCSB PDB
PDBe
Secondary structure: helices and β-sheets
4UB8 contains 304 α-helices and 172 β-strands across 39 chains. Residue ranges use author residue numbering, as in the PDB file, from PDBe. To see them in 3D, choose the Cartoon representation with Secondary structure coloring: helices, sheets and coils get different colors.
Chain a: 22 helices, 11 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 13-21 | 9 | |
| α-helix | 31-54 | 24 | |
| α-helix | 55-57 | 3 | |
| β-strand | 58 | 1 | 43 |
| β-strand | 67 | 1 | 43 |
| α-helix | 71-73 | 3 | |
| β-strand | 81-82 | 2 | 44 |
| α-helix | 83-86 | 4 | |
| α-helix | 96-98 | 3 | |
| α-helix | 102-107 | 6 | |
| α-helix | 110-136 | 27 | |
| α-helix | 143-155 | 13 | |
| α-helix | 156-160 | 5 | |
| α-helix | 161-165 | 5 | |
| α-helix | 168-170 | 3 | |
| α-helix | 172-173 | 2 | |
| β-strand | 174-175 | 2 | 44 |
| α-helix | 176-190 | 15 | |
| α-helix | 192-194 | 3 | |
| α-helix | 196-221 | 26 | |
| β-strand | 223 | 1 | 45 |
| β-strand | 224 | 1 | 46 |
| α-helix | 225 | 1 | |
| α-helix | 233-236 | 4 | |
| β-strand | 243 | 1 | 47 |
| β-strand | 246 | 1 | 45 |
| α-helix | 248-258 | 11 | |
| α-helix | 261-263 | 3 | |
| α-helix | 268-293 | 26 | |
| β-strand | 297-298 | 2 | 48 |
| β-strand | 307 | 1 | 49 |
| β-strand | 313 | 1 | 49 |
| α-helix | 317-331 | 15 | |
Chain A: 24 helices, 11 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 13-21 | 9 | |
| α-helix | 31-54 | 24 | |
| α-helix | 55-57 | 3 | |
| β-strand | 58 | 1 | 1 |
| α-helix | 66 | 1 | |
| β-strand | 67 | 1 | 1 |
| α-helix | 68 | 1 | |
| α-helix | 71-73 | 3 | |
| β-strand | 81-82 | 2 | 2 |
| α-helix | 83-86 | 4 | |
| α-helix | 96-98 | 3 | |
| α-helix | 102-107 | 6 | |
| α-helix | 110-136 | 27 | |
| α-helix | 143-155 | 13 | |
| α-helix | 156-160 | 5 | |
| α-helix | 161-165 | 5 | |
| α-helix | 168-170 | 3 | |
| α-helix | 172-173 | 2 | |
| β-strand | 174-175 | 2 | 2 |
| α-helix | 176-190 | 15 | |
| α-helix | 192-194 | 3 | |
| α-helix | 196-221 | 26 | |
| β-strand | 223 | 1 | 3 |
| β-strand | 224 | 1 | 4 |
| α-helix | 225 | 1 | |
| α-helix | 233-236 | 4 | |
| β-strand | 243 | 1 | 5 |
| β-strand | 246 | 1 | 3 |
| α-helix | 248-258 | 11 | |
| α-helix | 261-263 | 3 | |
| α-helix | 268-293 | 26 | |
| β-strand | 297-298 | 2 | 6 |
| β-strand | 307 | 1 | 7 |
| β-strand | 313 | 1 | 7 |
| α-helix | 317-331 | 15 | |
Chain b: 28 helices, 24 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 3-4 | 2 | 50 |
| α-helix | 5-12 | 8 | |
| α-helix | 16-44 | 29 | |
| α-helix | 55-57 | 3 | |
| α-helix | 63-68 | 6 | |
| β-strand | 73 | 1 | 51 |
| β-strand | 79 | 1 | 51 |
| α-helix | 93-116 | 24 | |
| β-strand | 120 | 1 | 52 |
| α-helix | 121-123 | 3 | |
| β-strand | 124 | 1 | 53 |
| β-strand | 131 | 1 | 53 |
| α-helix | 135-152 | 18 | |
| α-helix | 153-158 | 6 | |
| β-strand | 166-168 | 3 | 54 |
| β-strand | 177-179 | 3 | 54 |
| α-helix | 182-184 | 3 | |
| α-helix | 187-190 | 4 | |
| α-helix | 195-218 | 24 | |
| α-helix | 220-221 | 2 | |
| β-strand | 222 | 1 | 55 |
| α-helix | 223-228 | 6 | |
| α-helix | 234-258 | 25 | |
| α-helix | 265-268 | 4 | |
| α-helix | 272-276 | 5 | |
| α-helix | 279-293 | 15 | |
| α-helix | 298-303 | 6 | |
| α-helix | 307-312 | 6 | |
| β-strand | 314 | 1 | 56 |
| α-helix | 315-317 | 3 | |
| β-strand | 323 | 1 | 57 |
| α-helix | 330-332 | 3 | |
| β-strand | 336-342 | 7 | 58 |
| β-strand | 343-347 | 5 | 59 |
| β-strand | 353-354 | 2 | 59 |
| β-strand | 355-356 | 2 | 60 |
| α-helix | 357-360 | 4 | |
| β-strand | 369-371 | 3 | 60 |
| β-strand | 377-380 | 4 | 60 |
| β-strand | 391 | 1 | 60 |
| α-helix | 392-395 | 4 | |
| β-strand | 398-402 | 5 | 59 |
| β-strand | 410-411 | 2 | 59 |
| α-helix | 414-424 | 11 | |
| β-strand | 427 | 1 | 56 |
| β-strand | 429-433 | 5 | 58 |
| α-helix | 447-474 | 28 | |
| α-helix | 476-478 | 3 | |
| β-strand | 482 | 1 | 46 |
| α-helix | 488-490 | 3 | |
| β-strand | 498 | 1 | 61 |
| α-helix | 502-504 | 3 | |
Chain B: 28 helices, 24 β-strands
| Element | Residues | Length | Sheet |
|---|
| β-strand | 3-4 | 2 | 8 |
| α-helix | 5-12 | 8 | |
| α-helix | 16-44 | 29 | |
| α-helix | 55-57 | 3 | |
| α-helix | 63-68 | 6 | |
| β-strand | 73 | 1 | 9 |
| β-strand | 79 | 1 | 9 |
| α-helix | 93-116 | 24 | |
| β-strand | 120 | 1 | 10 |
| α-helix | 121-123 | 3 | |
| β-strand | 124 | 1 | 11 |
| β-strand | 131 | 1 | 11 |
| α-helix | 135-152 | 18 | |
| α-helix | 153-158 | 6 | |
| β-strand | 166-168 | 3 | 12 |
| β-strand | 177-179 | 3 | 12 |
| α-helix | 187-190 | 4 | |
| α-helix | 195-218 | 24 | |
| α-helix | 220-221 | 2 | |
| β-strand | 222 | 1 | 13 |
| α-helix | 223-228 | 6 | |
| α-helix | 234-258 | 25 | |
| α-helix | 265-268 | 4 | |
| α-helix | 272-276 | 5 | |
| α-helix | 279-293 | 15 | |
| α-helix | 298-303 | 6 | |
| α-helix | 307-312 | 6 | |
| β-strand | 314 | 1 | 14 |
| α-helix | 315-317 | 3 | |
| α-helix | 319-321 | 3 | |
| β-strand | 323 | 1 | 15 |
| α-helix | 330-332 | 3 | |
| β-strand | 336-342 | 7 | 16 |
| β-strand | 343-347 | 5 | 17 |
| β-strand | 353-354 | 2 | 17 |
| β-strand | 355-356 | 2 | 18 |
| α-helix | 357-360 | 4 | |
| β-strand | 369-371 | 3 | 18 |
| β-strand | 377-380 | 4 | 18 |
| β-strand | 391 | 1 | 18 |
| α-helix | 392-395 | 4 | |
| β-strand | 398-402 | 5 | 17 |
| β-strand | 410-411 | 2 | 17 |
| α-helix | 414-424 | 11 | |
| β-strand | 427 | 1 | 14 |
| β-strand | 429-433 | 5 | 16 |
| α-helix | 447-474 | 28 | |
| α-helix | 476-478 | 3 | |
| β-strand | 482 | 1 | 4 |
| α-helix | 488-490 | 3 | |
| β-strand | 498 | 1 | 19 |
| α-helix | 502-504 | 3 | |
Chain c: 25 helices, 15 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 28-31 | 4 | |
| α-helix | 35-42 | 8 | |
| α-helix | 46-73 | 28 | |
| α-helix | 81-83 | 3 | |
| α-helix | 88-94 | 7 | |
| β-strand | 99 | 1 | 62 |
| α-helix | 101-103 | 3 | |
| β-strand | 105 | 1 | 62 |
| α-helix | 109-130 | 22 | |
| α-helix | 131-135 | 5 | |
| α-helix | 154-181 | 28 | |
| β-strand | 185-187 | 3 | 63 |
| β-strand | 195-197 | 3 | 63 |
| α-helix | 206-213 | 8 | |
| α-helix | 223-226 | 4 | |
| α-helix | 230-253 | 24 | |
| α-helix | 258-263 | 6 | |
| α-helix | 268-292 | 25 | |
| α-helix | 299-302 | 4 | |
| α-helix | 306-324 | 19 | |
| β-strand | 332 | 1 | 64 |
| β-strand | 338 | 1 | 64 |
| β-strand | 341-343 | 3 | 65 |
| β-strand | 349-351 | 3 | 65 |
| α-helix | 354-358 | 5 | |
| α-helix | 367-369 | 3 | |
| β-strand | 370-371 | 2 | 65 |
| β-strand | 374-375 | 2 | 65 |
| α-helix | 377-382 | 6 | |
| α-helix | 386-396 | 11 | |
| β-strand | 402-403 | 2 | 48 |
| β-strand | 407 | 1 | 66 |
| β-strand | 408 | 1 | 48 |
| α-helix | 413-414 | 2 | |
| β-strand | 418 | 1 | 66 |
| α-helix | 422-453 | 32 | |
| β-strand | 459 | 1 | 67 |
| α-helix | 461-463 | 3 | |
| α-helix | 465-468 | 4 | |
| α-helix | 470-471 | 2 | |
Chain C: 26 helices, 15 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 28-31 | 4 | |
| α-helix | 35-42 | 8 | |
| α-helix | 46-73 | 28 | |
| α-helix | 81-83 | 3 | |
| α-helix | 88-94 | 7 | |
| β-strand | 99 | 1 | 20 |
| α-helix | 101-103 | 3 | |
| β-strand | 105 | 1 | 20 |
| α-helix | 109-130 | 22 | |
| α-helix | 131-135 | 5 | |
| α-helix | 154-181 | 28 | |
| β-strand | 185-187 | 3 | 21 |
| β-strand | 195-197 | 3 | 21 |
| α-helix | 206-209 | 4 | |
| α-helix | 212-214 | 3 | |
| α-helix | 223-226 | 4 | |
| α-helix | 230-253 | 24 | |
| α-helix | 258-263 | 6 | |
| α-helix | 268-292 | 25 | |
| α-helix | 299-302 | 4 | |
| α-helix | 306-323 | 18 | |
| β-strand | 332 | 1 | 22 |
| β-strand | 338 | 1 | 22 |
| β-strand | 341-343 | 3 | 23 |
| β-strand | 349-351 | 3 | 23 |
| α-helix | 354-358 | 5 | |
| α-helix | 367-369 | 3 | |
| β-strand | 370-371 | 2 | 23 |
| β-strand | 374-375 | 2 | 23 |
| α-helix | 377-382 | 6 | |
| α-helix | 386-396 | 11 | |
| β-strand | 402-403 | 2 | 6 |
| β-strand | 407 | 1 | 24 |
| β-strand | 408 | 1 | 6 |
| α-helix | 413-414 | 2 | |
| β-strand | 418 | 1 | 24 |
| α-helix | 422-453 | 32 | |
| β-strand | 459 | 1 | 25 |
| α-helix | 461-463 | 3 | |
| α-helix | 465-468 | 4 | |
| α-helix | 470-471 | 2 | |
Chain d: 23 helices, 10 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 14-22 | 9 | |
| β-strand | 24 | 1 | 61 |
| α-helix | 31-54 | 24 | |
| β-strand | 57 | 1 | 68 |
| α-helix | 58-61 | 4 | |
| β-strand | 63 | 1 | 68 |
| α-helix | 67-69 | 3 | |
| β-strand | 77-78 | 2 | 69 |
| α-helix | 79-82 | 4 | |
| α-helix | 83-85 | 3 | |
| α-helix | 101-106 | 6 | |
| α-helix | 109-136 | 28 | |
| α-helix | 141-154 | 14 | |
| α-helix | 155-159 | 5 | |
| α-helix | 160-163 | 4 | |
| α-helix | 167-169 | 3 | |
| α-helix | 171-172 | 2 | |
| β-strand | 173-174 | 2 | 69 |
| α-helix | 175-184 | 10 | |
| α-helix | 185-189 | 5 | |
| α-helix | 191-193 | 3 | |
| α-helix | 195-220 | 26 | |
| β-strand | 222 | 1 | 70 |
| β-strand | 223 | 1 | 67 |
| β-strand | 241 | 1 | 47 |
| β-strand | 244 | 1 | 70 |
| α-helix | 246-257 | 12 | |
| α-helix | 264-289 | 26 | |
| β-strand | 294 | 1 | 57 |
| α-helix | 299-307 | 9 | |
| α-helix | 314-333 | 20 | |
| α-helix | 335-337 | 3 | |
| α-helix | 343-345 | 3 | |
Chain D: 21 helices, 10 β-strands
| Element | Residues | Length | Sheet |
|---|
| α-helix | 14-22 | 9 | |
| β-strand | 24 | 1 | 19 |
| α-helix | 32-54 | 23 | |
| β-strand | 57 | 1 | 26 |
| β-strand | 63 | 1 | 26 |
| α-helix | 67-69 | 3 | |
| β-strand | 77-78 | 2 | 27 |
| α-helix | 79-82 | 4 | |
| α-helix | 83-85 | 3 | |
| α-helix | 101-106 | 6 | |
| α-helix | 109-136 | 28 | |
| α-helix | 141-154 | 14 | |
| α-helix | 155-159 | 5 | |
| α-helix | 160-163 | 4 | |
| α-helix | 167-169 | 3 | |
| α-helix | 171-172 | 2 | |
| β-strand | 173-174 | 2 | 27 |
| α-helix | 175-189 | 15 | |
| α-helix | 191-193 | 3 | |
| α-helix | 195-220 | 26 | |
| β-strand | 222 | 1 | 28 |
| β-strand | 223 | 1 | 25 |
| β-strand | 241 | 1 | 5 |
| β-strand | 244 | 1 | 28 |
| α-helix | 246-257 | 12 | |
| α-helix | 264-289 | 26 | |
| β-strand | 294 | 1 | 15 |
| α-helix | 299-307 | 9 | |
| α-helix | 314-333 | 20 | |
| α-helix | 335-337 | 3 | |
| α-helix | 343-345 | 3 | |
21 more chain groups are not listed. Open the entry in the viewer and use the sequence panel to see them.
Molecules and chains
| Molecule | Chains | Type | Length | Organism | UniProt |
|---|
| Photosystem Q(B) protein | A, a | protein | 344 | Thermosynechococcus vulcanus | P51765 (AlphaFold model) |
| Photosystem II CP47 chlorophyll apoprotein | B, b | protein | 505 | Thermosynechococcus vulcanus | D0VWR1 (AlphaFold model) |
| Photosystem II 44 kDa reaction center protein | C, c | protein | 455 | Thermosynechococcus vulcanus | D0VWR7 (AlphaFold model) |
| Photosystem II D2 protein | D, d | protein | 342 | Thermosynechococcus vulcanus | D0VWR8 (AlphaFold model) |
| Cytochrome b559 subunit alpha | E, e | protein | 84 | Thermosynechococcus vulcanus | P12238 |
| Cytochrome b559 subunit beta | F, f | protein | 44 | Thermosynechococcus vulcanus | P12239 |
| Photosystem II reaction center protein H | H, h | protein | 65 | Thermosynechococcus vulcanus | P19052 |
| Photosystem II reaction center protein I | I, i | protein | 38 | Thermosynechococcus vulcanus | P12240 |
| Photosystem II reaction center protein J | J, j | protein | 39 | Thermosynechococcus vulcanus | Q7DGD4 |
| Photosystem II reaction center protein K | K, k | protein | 37 | Thermosynechococcus vulcanus | P19054 |
| Photosystem II reaction center protein L | L, l | protein | 37 | Thermosynechococcus vulcanus | P12241 |
| Photosystem II reaction center protein M | M, m | protein | 36 | Thermosynechococcus vulcanus | P12312 |
8 more molecules are not listed.
Sequence of entity 1 (A, a), FASTA
>4UB8_1 Photosystem Q(B) protein (chains A, a)
MTTTLQRRESANLWERFCNWVTSTDNRLYVGWFGVIMIPTLLAATICFVIAFIAAPPVDI
DGIREPVSGSLLYGNNIITGAVVPSSNAIGLHFYPIWEAASLDEWLYNGGPYQLIIFHFL
LGASCYMGRQWELSYRLGMRPWICVAYSAPLASAFAVFLIYPIGQGSFSDGMPLGISGTF
NFMIVFQAEHNILMHPFHQLGVAGVFGGALFCAMHGSLVTSSLIRETTETESANYGYKFG
QEEETYNIVAAHGYFGRLIFQYASFNNSRSLHFFLAAWPVVGVWFAALGISTMAFNLNGF
NFNHSVIDAKGNVINTWADIINRANLGMEVMHERNAHNFPLDLA
Sequence of entity 2 (B, b), FASTA
>4UB8_2 Photosystem II CP47 chlorophyll apoprotein (chains B, b)
GLPWYRVHTVLINDPGRLIAAHLMHTALVAGWAGSMALYELATFDPSDPVLNPMWRQGMF
VLPFMARLGVTGSWSGWSITGETGIDPGFWSFEGVALAHIVLSGLLFLAACWHWVYWDLE
LFRDPRTGEPALDLPKMFGIHLFLAGLLCFGFGAFHLTGLFGPGMWVSDPYGLTGSVQPV
APEWGPDGFNPYNPGGVVAHHIAAGIVGIIAGLFHILVRPPQRLYKALRMGNIETVLSSS
IAAVFFAAFVVAGTMWYGSATTPIELFGPTRYQWDSSYFQQEINRRVQASLASGATLEEA
WSAIPEKLAFYDYIGNNPAKGGLFRTGPMNKGDGIAQAWKGHAVFRNKEGEELFVRRMPA
FFESFPVILTDKNGVVKADIPFRRAESKYSFEQQGVTVSFYGGELNGQTFTDPPTVKSYA
RKAIFGEIFEFDTETLNSDGIFRTSPRGWFTFAHAVFALLFFFGHIWHGARTLFRDVFSG
IDPELSPEQVEWGFYQKVGDVTTRK
Sequence of entity 3 (C, c), FASTA
>4UB8_3 Photosystem II 44 kDa reaction center protein (chains C, c)
NSIFATNRDQESSGFAWWAGNARLINLSGKLLGAHVAHAGLIVFWAGAMTLFELAHFIPE
KPMYEQGLILIPHIATLGWGVGPGGEVVDTFPFFVVGVVHLISSAVLGFGGVYHAIRGPE
TLEEYSSFFGYDWKDKNKMTTILGFHLIVLGIGALLLVAKAMFFGGLYDTWAPGGGDVRV
ITNPTLDPRVIFGYLLKSPFGGEGWIVSVNNLEDVVGGHIWIGLICIAGGIWHILTTPFG
WARRAFIWSGEAYLSYSLGALSMMGFIATCFVWFNNTVYPSEFYGPTGPEASQAQAMTFL
IRDQKLGANVGSAQGPTGLGKYLMRSPTGEIIFGGETMRFWDFRGPWLEPLRGPNGLDLN
KIKNDIQPWQERRAAEYMTHAPLGSLNSVGGVATEINSVNFVSPRSWLATSHFVLAFFFL
VGHLWHAGRARAAAAGFEKGIDRESEPVLSMPSLD
Sequence of entity 4 (D, d), FASTA
>4UB8_4 Photosystem II D2 protein (chains D, d)
ERGWFDILDDWLKRDRFVFVGWSGILLFPCAYLALGGWLTGTTFVTSWYTHGLASSYLEG
CNFLTVAVSTPANSMGHSLLLLWGPEAQGDFTRWCQLGGLWTFIALHGAFGLIGFMLRQF
EIARLVGVRPYNAIAFSAPIAVFVSVFLIYPLGQSSWFFAPSFGVAAIFRFLLFFQGFHN
WTLNPFHMMGVAGVLGGALLCAIHGATVENTLFQDGEGASTFRAFNPTQAEETYSMVTAN
RFWSQIFGIAFSNKRWLHFFMLFVPVTGLWMSAIGVVGLALNLRSYDFISQEIRAAEDPE
FETFYTKNLLLNEGIRAWMAPQDQPHENFVFPEEVLPRGNAL
Sequence of entity 5 (E, e), FASTA
>4UB8_5 Cytochrome b559 subunit alpha (chains E, e)
MAGTTGERPFSDIITSVRYWVIHSITIPALFIAGWLFVSTGLAYDVFGTPRPDSYYAQEQ
RSIPLVTDRFEAKQQVETFLEQLK
Sequence of entity 6 (F, f), FASTA
>4UB8_6 Cytochrome b559 subunit beta (chains F, f)
TSNTPNQEPVSYPIFTVRWVAVHTLAVPTIFFLGAIAAMQFIQR
Sequence of entity 7 (H, h), FASTA
>4UB8_7 Photosystem II reaction center protein H (chains H, h)
ARRTWLGDILRPLNSEYGKVAPGWGTTPLMAVFMGLFLVFLLIILEIYNSTLILDGVNVS
WKALG
Sequence of entity 8 (I, i), FASTA
>4UB8_8 Photosystem II reaction center protein I (chains I, i)
METLKITVYIVVTFFVLLFVFGFLSGDPARNPKRKDLE
Sequence of entity 9 (J, j), FASTA
>4UB8_9 Photosystem II reaction center protein J (chains J, j)
MSEGGRIPLWIVATVAGMGVIVIVGLFFYGAYAGLGSSL
Sequence of entity 10 (K, k), FASTA
>4UB8_10 Photosystem II reaction center protein K (chains K, k)
KLPEAYAIFDPLVDVLPVIPVLFLALAFVWQAAVGFR
Sequence of entity 11 (L, l), FASTA
>4UB8_11 Photosystem II reaction center protein L (chains L, l)
MEPNPNRQPVELNRTSLYLGLLLILVLALLFSSYFFN
Sequence of entity 12 (M, m), FASTA
>4UB8_12 Photosystem II reaction center protein M (chains M, m)
MEVNQLGLIATALFVLVPSVFLIILYVQTESQQKSS
Ligands and cofactors
| ID | Name | Formula | Copies |
|---|
| FE2 | FE (II) ion | Fe | 2 |
| BCT | Bicarbonate ion | C H O3 | 2 |
| CLA | Chlorophyll a | C55 H72 Mg N4 O5 | 70 |
| PHO | Pheophytin a | C55 H74 N4 O5 | 4 |
| BCR | Beta-carotene | C40 H56 | 22 |
| SQD | 1,2-di-O-acyl-3-O-[6-deoxy-6-sulfo-alpha-D-glucopyranosyl]-sn-glycerol | C41 H78 O12 S | 8 |
| LMT | Dodecyl-beta-D-maltoside | C24 H46 O11 | 14 |
| OEX | Ca-MN4-O5 cluster | Ca Mn4 O5 | 2 |
| PL9 | 2,3-dimethyl-5-(3,7,11,15,19,23,27,31,35-nonamethyl-2,6,10,14,18,22,26,30,34-he… | C53 H80 O2 | 4 |
| CA | Calcium ion | Ca | 7 |
| LMG | 1,2-distearoyl-monogalactosyl-diglyceride | C45 H86 O10 | 12 |
| HTG | heptyl 1-thio-beta-D-glucopyranoside | C13 H26 O5 S | 17 |
| DGD | Digalactosyl diacyl glycerol (DGDG) | C51 H96 O15 | 10 |
| LHG | 1,2-dipalmitoyl-phosphatidyl-glycerole | C38 H75 O10 P | 10 |
| HEM | Protoporphyrin IX containing FE | C34 H32 Fe N4 O4 | 2 |
| MG | Magnesium ion | Mg | 2 |
| HEC | Heme C | C34 H36 Fe N4 O4 | 2 |
Water and common crystallization additives (CL, GOL, UNL) are not listed.
Primary citation
Native structure of photosystem II at 1.95 angstrom resolution viewed by femtosecond X-ray pulses. Suga, M., Akita, F., Hirata, K. et al. Nature (2015) 517:99-103. DOI 10.1038/nature13991 · PubMed
Other PDB entries of the same protein (UniProt P51765 (AlphaFold model), which also has an AlphaFold model), best resolution first:
- 5B66 1.85 Å, Crystal structure analysis of Photosystem II complex
- 5B5E 1.87 Å, Crystal structure analysis of Photosystem II complex
- 3WU2 1.9 Å, Crystal structure analysis of Photosystem II complex
- 5V2C 1.9 Å, Re-refinement of crystal structure of photosystem II complex
- 4UB6 1.95 Å, Native structure of photosystem II (dataset-1) by a femtosecond X-ray laser
- 7D1T 1.95 Å, Cryo-EM Structure of PSII at 1.95 angstrom resolution
- 8GN2 1.95 Å, Crystal structure of PPBQ-bound photosystem II complex
- 9LP8 2.0 Å, Extrinsic-protein reconstituted PSII of Thermosynechococcus vulcanus NIES-2134
- 7D1U 2.08 Å, Cryo-EM Structure of PSII at 2.08 angstrom resolution
- 4IL6 2.1 Å, Structure of Sr-substituted photosystem II
- 8GN1 2.1 Å, Crystal structure of DBBQ-bound photosystem II complex
- 6JLJ 2.15 Å, XFEL structure of cyanobacterial photosystem II (dark state, dataset1)
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MolViewer shows 4UB8 directly in your browser with nothing to install. Switch between cartoon, ball-and-stick, spacefill and surface views, color by chain, secondary structure or B-factor, measure distances, angles and dihedrals, and share or embed the view.