eF-site ID 2axt-d
PDB Code 2axt
Chain d

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Title Crystal Structure of Photosystem II from Thermosynechococcus elongatus
Classification ELECTRON TRANSPORT
Compound Photosystem Q(B) protein
Source ORGANISM_SCIENTIFIC: Thermosynechococcus elongatus;
Sequence d:  GWFDILDDWLKRDRFVFVGWSGILLFPCAYLALGGWLTGT
TFVTSWYTHGLASSYLEGCNFLTVAVSTPANSMGHSLLLL
WGPEAQGDFTRWCQLGGLWTFIALHGAFGLIGFMLRQFEI
ARLVGVRPYNAIAFSAPIAVFVSVFLIYPLGQSSWFFAPS
FGVAAIFRFLLFFQGFHNWTLNPFHMMGVAGVLGGALLCA
IHGATVENTLFQDGEGASTFRAFNPTQAEETYSMVTANRF
WSQIFGIAFSNKRWLHFFMLFVPVTGLWMSAIGVVGLALN
LRSYDFISQEIRAAEDPEFETFYTKNLLLNEGIRAWMAPQ
DQPHENFVFPEEVLPRGNAL
Description (1)  Photosystem


Functional site

1) chain d
residue 5214
type
sequence H
description BINDING SITE FOR RESIDUE FE2 a 5557
source : AC5

2) chain d
residue 5268
type
sequence H
description BINDING SITE FOR RESIDUE FE2 a 5557
source : AC5

3) chain d
residue 5214
type
sequence H
description BINDING SITE FOR RESIDUE BCT d 5353
source : AC6

4) chain d
residue 5244
type
sequence Y
description BINDING SITE FOR RESIDUE BCT d 5353
source : AC6

5) chain d
residue 5264
type
sequence K
description BINDING SITE FOR RESIDUE BCT d 5353
source : AC6

6) chain d
residue 5268
type
sequence H
description BINDING SITE FOR RESIDUE BCT d 5353
source : AC6

7) chain d
residue 5182
type
sequence L
description BINDING SITE FOR RESIDUE CLA a 5558
source : IC5

8) chain d
residue 5152
type
sequence V
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

9) chain d
residue 5156
type
sequence V
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

10) chain d
residue 5181
type
sequence F
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

11) chain d
residue 5182
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

12) chain d
residue 5185
type
sequence F
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

13) chain d
residue 5186
type
sequence Q
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

14) chain d
residue 5191
type
sequence W
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

15) chain d
residue 5192
type
sequence T
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

16) chain d
residue 5197
type
sequence H
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

17) chain d
residue 5200
type
sequence G
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

18) chain d
residue 5201
type
sequence V
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

19) chain d
residue 5204
type
sequence V
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

20) chain d
residue 5279
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

21) chain d
residue 5282
type
sequence S
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

22) chain d
residue 5283
type
sequence A
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

23) chain d
residue 5286
type
sequence V
description BINDING SITE FOR RESIDUE CLA d 5354
source : IC6

24) chain d
residue 5198
type
sequence M
description BINDING SITE FOR RESIDUE CLA a 5559
source : IC7

25) chain d
residue 5201
type
sequence V
description BINDING SITE FOR RESIDUE CLA a 5559
source : IC7

26) chain d
residue 5202
type
sequence A
description BINDING SITE FOR RESIDUE CLA a 5559
source : IC7

27) chain d
residue 5206
type
sequence G
description BINDING SITE FOR RESIDUE CLA a 5559
source : IC7

28) chain d
residue 5209
type
sequence L
description BINDING SITE FOR RESIDUE CLA a 5559
source : IC7

29) chain d
residue 5157
type
sequence F
description BINDING SITE FOR RESIDUE CLA a 5560
source : IC8

30) chain d
residue 5175
type
sequence V
description BINDING SITE FOR RESIDUE CLA a 5560
source : IC8

31) chain d
residue 5179
type
sequence F
description BINDING SITE FOR RESIDUE CLA a 5560
source : IC8

32) chain d
residue 5182
type
sequence L
description BINDING SITE FOR RESIDUE CLA a 5560
source : IC8

33) chain d
residue 5205
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

34) chain d
residue 5208
type
sequence A
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

35) chain d
residue 5209
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

36) chain d
residue 5213
type
sequence I
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

37) chain d
residue 5253
type
sequence W
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

38) chain d
residue 5257
type
sequence F
description BINDING SITE FOR RESIDUE PHO a 5561
source : IC9

39) chain d
residue 5037
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

40) chain d
residue 5041
type
sequence A
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

41) chain d
residue 5045
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

42) chain d
residue 5048
type
sequence W
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

43) chain d
residue 5118
type
sequence G
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

44) chain d
residue 5122
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

45) chain d
residue 5125
type
sequence F
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

46) chain d
residue 5129
type
sequence Q
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

47) chain d
residue 5142
type
sequence N
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

48) chain d
residue 5146
type
sequence F
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

49) chain d
residue 5149
type
sequence P
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

50) chain d
residue 5153
type
sequence F
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

51) chain d
residue 5275
type
sequence P
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

52) chain d
residue 5279
type
sequence L
description BINDING SITE FOR RESIDUE PHO a 5562
source : JC1

53) chain d
residue 5036
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

54) chain d
residue 5039
type
sequence P
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

55) chain d
residue 5043
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

56) chain d
residue 5089
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

57) chain d
residue 5090
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

58) chain d
residue 5091
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

59) chain d
residue 5092
type
sequence L
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

60) chain d
residue 5093
type
sequence W
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

61) chain d
residue 5112
type
sequence T
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

62) chain d
residue 5113
type
sequence F
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

63) chain d
residue 5117
type
sequence H
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

64) chain d
residue 5120
type
sequence F
description BINDING SITE FOR RESIDUE CLA d 5355
source : JC3

65) chain d
residue 5158
type
sequence L
description BINDING SITE FOR RESIDUE CLA b 5512
source : JC5

66) chain d
residue 5159
type
sequence I
description BINDING SITE FOR RESIDUE CLA b 5512
source : JC5

67) chain d
residue 5196
type
sequence F
description BINDING SITE FOR RESIDUE CLA b 5517
source : KC1

68) chain d
residue 5281
type
sequence M
description BINDING SITE FOR RESIDUE CLA b 5517
source : KC1

69) chain d
residue 5123
type
sequence I
description BINDING SITE FOR RESIDUE CLA b 5518
source : KC2

70) chain d
residue 5126
type
sequence M
description BINDING SITE FOR RESIDUE CLA b 5518
source : KC2

71) chain d
residue 5127
type
sequence L
description BINDING SITE FOR RESIDUE CLA b 5518
source : KC2

72) chain d
residue 5130
type
sequence F
description BINDING SITE FOR RESIDUE CLA b 5518
source : KC2

73) chain d
residue 5209
type
sequence L
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

74) chain d
residue 5210
type
sequence L
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

75) chain d
residue 5214
type
sequence H
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

76) chain d
residue 5217
type
sequence T
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

77) chain d
residue 5253
type
sequence W
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

78) chain d
residue 5260
type
sequence A
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

79) chain d
residue 5261
type
sequence F
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

80) chain d
residue 5267
type
sequence L
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

81) chain d
residue 5270
type
sequence F
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

82) chain d
residue 5274
type
sequence V
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

83) chain d
residue 5277
type
sequence T
description BINDING SITE FOR RESIDUE PQ9 d 5356
source : MC8

84) chain d
residue 5042
type
sequence Y
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

85) chain d
residue 5043
type
sequence L
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

86) chain d
residue 5046
type
sequence G
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

87) chain d
residue 5047
type
sequence G
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

88) chain d
residue 5049
type
sequence L
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

89) chain d
residue 5050
type
sequence T
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

90) chain d
residue 5101
type
sequence F
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

91) chain d
residue 5113
type
sequence F
description BINDING SITE FOR RESIDUE BCR d 5357
source : NC8

92) chain d
residue 5219
type
sequence E
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

93) chain d
residue 5220
type
sequence N
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

94) chain d
residue 5229
type
sequence A
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

95) chain d
residue 5230
type
sequence S
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

96) chain d
residue 5231
type
sequence T
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

97) chain d
residue 5232
type
sequence F
description BINDING SITE FOR RESIDUE LHG a 5567
source : OC6

98) chain d
residue 5230
type
sequence S
description BINDING SITE FOR RESIDUE SQD d 5358
source : OC7

99) chain d
residue 5232
type
sequence F
description BINDING SITE FOR RESIDUE SQD d 5358
source : OC7

100) chain d
residue 5233
type
sequence R
description BINDING SITE FOR RESIDUE SQD d 5358
source : OC7

101) chain d
residue 5067
type
sequence Y
description BINDING SITE FOR RESIDUE MGE d 5359
source : PC1

102) chain d
residue 5070
type
sequence G
description BINDING SITE FOR RESIDUE MGE d 5359
source : PC1

103) chain d
residue 5071
type
sequence C
description BINDING SITE FOR RESIDUE MGE d 5359
source : PC1

104) chain d
residue 5073
type
sequence F
description BINDING SITE FOR RESIDUE MGE d 5359
source : PC1

105) chain d
residue 5087
type
sequence H
description BINDING SITE FOR RESIDUE DGD h 5208
source : PC2

106) chain d
residue 5123
type
sequence I
description BINDING SITE FOR RESIDUE DGD h 5208
source : PC2

107) chain d
residue 5162
type
sequence L
description BINDING SITE FOR RESIDUE DGD h 5208
source : PC2

108) chain d
residue 5165
type
sequence S
description BINDING SITE FOR RESIDUE DGD h 5208
source : PC2

109) chain d
residue 5139
type
sequence R
description BINDING SITE FOR RESIDUE MGE d 5360
source : PC3

110) chain d
residue 5141
type
sequence Y
description BINDING SITE FOR RESIDUE MGE d 5360
source : PC3

111) chain d
residue 5269
type
sequence F
description BINDING SITE FOR RESIDUE MGE d 5360
source : PC3

112) chain d
residue 5273
type
sequence F
description BINDING SITE FOR RESIDUE MGE d 5360
source : PC3

113) chain d
residue 5266
type
sequence W
description BINDING SITE FOR RESIDUE MGE l 5210
source : PC4

114) chain d
residue 5270
type
sequence F
description BINDING SITE FOR RESIDUE MGE l 5210
source : PC4

115) chain d
residue 5273
type
sequence F
description BINDING SITE FOR RESIDUE MGE l 5210
source : PC4

116) chain d
residue 5259
type
sequence I
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

117) chain d
residue 5260
type
sequence A
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

118) chain d
residue 5261
type
sequence F
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

119) chain d
residue 5262
type
sequence S
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

120) chain d
residue 5263
type
sequence N
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

121) chain d
residue 5266
type
sequence W
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

122) chain d
residue 5270
type
sequence F
description BINDING SITE FOR RESIDUE MGE d 5361
source : PC5

123) chain d
residue 5304
type
sequence R
description BINDING SITE FOR RESIDUE LMT a 5568
source : PC9

124) chain d
residue 5117
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|DOI:10.1039/B406989G
source Swiss-Prot : SWS_FT_FI4

125) chain d
residue 5132-5140
type TOPO_DOM
sequence IARLVGVRP
description Cytoplasmic => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI1

126) chain d
residue 5218-5265
type TOPO_DOM
sequence VENTLFQDGEGASTFRAFNPTQAEETYSMVTANRFWSQIF
GIAFSNKR
description Cytoplasmic => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI1

127) chain d
residue 5032-5053
type TRANSMEM
sequence WSGILLFPCAYLALGGWLTGTT
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

128) chain d
residue 5109-5131
type TRANSMEM
sequence GLWTFIALHGAFGLIGFMLRQFE
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

129) chain d
residue 5141-5160
type TRANSMEM
sequence YNAIAFSAPIAVFVSVFLIY
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

130) chain d
residue 5194-5217
type TRANSMEM
sequence NPFHMMGVAGVLGGALLCAIHGAT
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

131) chain d
residue 5266-5288
type TRANSMEM
sequence WLHFFMLFVPVTGLWMSAIGVVG
description Helical => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI2

132) chain d
residue 5054-5108
type TOPO_DOM
sequence FVTSWYTHGLASSYLEGCNFLTVAVSTPANSMGHSLLLLW
GPEAQGDFTRWCQLG
description Lumenal => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI3

133) chain d
residue 5161-5193
type TOPO_DOM
sequence PLGQSSWFFAPSFGVAAIFRFLLFFQGFHNWTL
description Lumenal => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI3

134) chain d
residue 5289-5352
type TOPO_DOM
sequence LALNLRSYDFISQEIRAAEDPEFETFYTKNLLLNEGIRAW
MAPQDQPHENFVFPEEVLPRGNAL
description Lumenal => ECO:0000269|PubMed:33846594, ECO:0007744|PDB:7NHQ
source Swiss-Prot : SWS_FT_FI3

135) chain d
residue 5268
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

136) chain d
residue 5129
type BINDING
sequence Q
description BINDING => ECO:0000255|HAMAP-Rule:MF_01383, ECO:0000269|PubMed:16355230, ECO:0000303|PubMed:14764885, ECO:0000303|PubMed:25043005
source Swiss-Prot : SWS_FT_FI5

137) chain d
residue 5142
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 5197
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

139) chain d
residue 5214
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

140) chain d
residue 5261
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


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