1RQK

Structure of the reaction centre from Rhodobacter sphaeroides carotenoidless strain R-26.1 reconstituted with 3,4-dihydrospheroidene

Functional Information from GO Data

Chain	GOid	namespace	contents
H	0015979	biological_process	photosynthesis
H	0016168	molecular_function	chlorophyll binding
H	0019684	biological_process	photosynthesis, light reaction
H	0030077	cellular_component	plasma membrane light-harvesting complex
H	0042314	molecular_function	bacteriochlorophyll binding
H	0042717	cellular_component	plasma membrane-derived chromatophore membrane
L	0009772	biological_process	photosynthetic electron transport in photosystem II
L	0015979	biological_process	photosynthesis
L	0016168	molecular_function	chlorophyll binding
L	0019684	biological_process	photosynthesis, light reaction
L	0030077	cellular_component	plasma membrane light-harvesting complex
L	0042314	molecular_function	bacteriochlorophyll binding
L	0042717	cellular_component	plasma membrane-derived chromatophore membrane
L	0046872	molecular_function	metal ion binding
M	0009772	biological_process	photosynthetic electron transport in photosystem II
M	0015979	biological_process	photosynthesis
M	0016168	molecular_function	chlorophyll binding
M	0019684	biological_process	photosynthesis, light reaction
M	0030077	cellular_component	plasma membrane light-harvesting complex
M	0042314	molecular_function	bacteriochlorophyll binding
M	0042717	cellular_component	plasma membrane-derived chromatophore membrane
M	0046872	molecular_function	metal ion binding

Functional Information from PDB Data

site_id	AC1
Number of Residues	5
Details	BINDING SITE FOR RESIDUE FE M 500

Chain	Residue
L	HIS190
L	HIS230
M	HIS219
M	GLU234
M	HIS266

---

site_id	AC2
Number of Residues	15
Details	BINDING SITE FOR RESIDUE BCL M 501

Chain	Residue
L	THR182
L	BCL302
L	HOH910
M	MET122
M	ILE179
M	HIS182
M	LEU183
M	THR186
M	BPH401
M	BCL502
M	SP2600
L	HIS168
L	MET174
L	ILE177
L	SER178

---

site_id	AC3
Number of Residues	19
Details	BINDING SITE FOR RESIDUE BCL L 302

Chain	Residue
L	PHE97
L	ALA124
L	ILE125
L	ALA127
L	TYR128
L	LEU131
L	VAL157
L	ASN166
L	HIS168
L	HIS173
L	ILE177
L	SER244
L	CYS247
L	MET248
L	BCL304
L	BPH402
M	TYR210
M	BCL501
M	BCL502

---

site_id	AC4
Number of Residues	22
Details	BINDING SITE FOR RESIDUE BCL M 502

Chain	Residue
L	VAL157
L	TYR162
L	BCL302
M	ALA153
M	LEU156
M	LEU160
M	THR186
M	ASN187
M	PHE189
M	SER190
M	LEU196
M	PHE197
M	HIS202
M	SER205
M	ILE206
M	TYR210
M	VAL276
M	GLY280
M	ILE284
M	BPH401
M	BCL501
M	LDA906

---

site_id	AC5
Number of Residues	14
Details	BINDING SITE FOR RESIDUE BCL L 304

Chain	Residue
L	ILE46
L	TYR128
L	ILE150
L	HIS153
L	LEU154
L	BCL302
L	BPH402
L	HOH916
M	PHE197
M	GLY203
M	ILE206
M	ALA207
M	TYR210
M	LDA902

---

site_id	AC6
Number of Residues	14
Details	BINDING SITE FOR RESIDUE BPH M 401

Chain	Residue
L	PHE181
L	LEU189
M	GLY63
M	LEU64
M	PHE67
M	ALA125
M	TRP129
M	ALA149
M	PHE150
M	ALA153
M	ALA273
M	THR277
M	BCL501
M	BCL502

---

site_id	AC7
Number of Residues	18
Details	BINDING SITE FOR RESIDUE BPH L 402

Chain	Residue
L	BCL302
L	BCL304
L	LDA904
M	TYR210
M	ALA213
M	LEU214
M	TRP252
M	MET256
L	PHE97
L	TRP100
L	GLU104
L	ILE117
L	ALA120
L	PHE121
L	TYR148
L	HIS153
L	LEU238
L	VAL241

---

site_id	AC8
Number of Residues	13
Details	BINDING SITE FOR RESIDUE U10 M 503

Chain	Residue
L	THR38
L	TRP100
M	HIS219
M	THR222
M	ALA248
M	ALA249
M	TRP252
M	MET256
M	ASN259
M	ALA260
M	MET262
M	ILE265
M	TRP268

---

site_id	AC9
Number of Residues	19
Details	BINDING SITE FOR RESIDUE U10 L 502

Chain	Residue
L	PHE123
L	LEU189
L	HIS190
L	LEU193
L	VAL194
L	GLU212
L	ASP213
L	PHE216
L	TYR222
L	SER223
L	ILE224
L	GLY225
L	THR226
L	ILE229
L	LEU235
L	SER239
L	PHE242
M	TRP41
M	LDA905

---

site_id	BC1
Number of Residues	10
Details	BINDING SITE FOR RESIDUE SP2 M 600

Chain	Residue
M	PHE67
M	ILE70
M	TRP75
M	SER119
M	TRP157
M	GLY178
M	ILE179
M	HIS182
M	BCL501
M	HOH931

---

site_id	BC2
Number of Residues	13
Details	BINDING SITE FOR RESIDUE CDL M 800

Chain	Residue
H	ILE22
H	TYR30
L	ASN199
L	PRO200
M	GLY143
M	LYS144
M	HIS145
M	TRP148
M	TRP155
M	ARG267
M	LEU278
M	HOH934
M	HOH944

---

site_id	BC3
Number of Residues	4
Details	BINDING SITE FOR RESIDUE LDA H 901

Chain	Residue
H	GLN32
H	TYR40
M	ARG253
M	LDA903

---

site_id	BC4
Number of Residues	3
Details	BINDING SITE FOR RESIDUE LDA M 902

Chain	Residue
H	HOH958
L	BCL304
M	PRO200

---

site_id	BC5
Number of Residues	4
Details	BINDING SITE FOR RESIDUE LDA M 903

Chain	Residue
H	LDA901
L	PRO28
M	MET256
M	GLY257

---

site_id	BC6
Number of Residues	2
Details	BINDING SITE FOR RESIDUE LDA L 904

Chain	Residue
L	ILE49
L	BPH402

---

site_id	BC7
Number of Residues	3
Details	BINDING SITE FOR RESIDUE LDA M 905

Chain	Residue
L	VAL220
L	U10502
M	LDA906

---

site_id	BC8
Number of Residues	2
Details	BINDING SITE FOR RESIDUE LDA M 906

Chain	Residue
M	BCL502
M	LDA905

---

site_id	BC9
Number of Residues	1
Details	BINDING SITE FOR RESIDUE LDA L 908

Chain	Residue
L	TYR115

---

Functional Information from PROSITE/UniProt

site_id	PS00244
Number of Residues	27
Details	REACTION_CENTER Photosynthetic reaction center proteins signature. NfhynPaHmiAisffftnalalAlHGA

Chain	Residue	Details
L	ASN166-ALA192
M	ASN195-ALA221

---

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	58
Details	Topological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"1645718","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI2
Number of Residues	278
Details	Transmembrane: {"description":"Helical"}

Chain

Residue

Details

---

site_id	SWS_FT_FI3
Number of Residues	87
Details	Topological domain: {"description":"Periplasmic","evidences":[{"source":"PubMed","id":"1645718","evidenceCode":"ECO:0000269"}]}

Chain

Residue

Details

---

site_id	SWS_FT_FI4
Number of Residues	4
Details	Binding site: {"description":"axial binding residue"}

Chain

Residue

Details

---

site_id	SWS_FT_FI5
Number of Residues	7
Details	Binding site: {}

Chain

Residue

Details

---