Structure of PDB 7z6q Chain F

Receptor sequence

>7z6qF (length=359) Species: 194439 (Chlorobaculum tepidum TLS) [Search protein sequence]

DVTTAHSDYEIVLEGGSSSWGKVKARAKVNAPPASPLLPADCDVKLNVKP
LDPAKGFVRISAVFESIVDSTKNKLTIEADIANETKERRISVGEGMVSVG
DFSHTFSFEGSVVNLFYYRSDAVRRNVPNPIYMQGRQFHDILMKVPLDNN
DLIDTWEGTVKAIGSTGAFNDWIRDFWFIGPAFTALNEGGQRISRIEVNG
LNTESGPKGPVGVSRWRFSHGGSGMVDSISRWAELFPSDKLNRPAQVEAG
FRSDSQGIEVKVDGEFPGVSVDAGGGLRRILNHPLIPLVHHGMVGKFNNF
NVDAQLKVVLPKGYKIRYAAPQYRSQNLEEYRWSGGAYARWVEHVCKGGV
GQFEILYAQ

3D structure

PDB

7z6q Cryo-EM structure of the whole photosynthetic reaction center apparatus from the green sulfur bacterium Chlorobaculum tepidum.

Chain

Resolution

2.5 Å

3D
structure

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Enzymatic activity

Enzyme Commision number

Interaction with ligand

Site #	Ligand	Ligand chain	Binding residues on receptor (original residue number in PDB)	Binding residues on receptor (residue number reindexed from 1)
BS01	BCL	F	V134 P137	V127 P130
BS02	BCL	F	V104 V106 F109 H111 F113 M150 V152 L159 T162 T166 I180 F183 W184 S221 W223	V97 V99 F102 H104 F106 M143 V145 L152 T155 T159 I173 F176 W177 S214 W216
BS03	BCL	F	L44 S73 V75 N80 K81 L82 F113 F115 I148 F183 W184 I186	L37 S66 V68 N73 K74 L75 F106 F108 I141 F176 W177 I179
BS04	BCL	F	Y16 P40 A41 F258 I265 H298 V301 F307	Y9 P33 A34 F251 I258 H291 V294 F300
BS05	BCL	F	Y16 I18 V30 A32 V51 F258 L288 H290 P291 P294 H298 Y345 W348 C353 F360	Y9 I11 V23 A25 V44 F251 L281 H283 P284 P287 H291 Y338 W341 C346 F353
BS06	BCL	F	F71 E241 L242 F243 P244 V254 F273	F64 E234 L235 F236 P237 V247 F266
BS07	BCL	F	R96 I97 S98 V119 H146 I148 W184 H227 S235 W239 L242 V254	R89 I90 S91 V112 H139 I141 W177 H220 S228 W232 L235 V247
BS08	BCL	F	A41 S42 F185 P188 A189 A192 Q198 I293 P294 H297 M300	A34 S35 F178 P181 A182 A185 Q191 I286 P287 H290 M293
BS09	BCL	F	Y124 Y125 R126	Y117 Y118 R119
BS10	BCL	F	D161 T162 A169 S172 T173 F176 W179 I180 F183	D154 T155 A162 S165 T166 F169 W172 I173 F176

Gene Ontology

	Molecular Function
GO:0042314	bacteriochlorophyll binding
GO:0046872	metal ion binding

	Biological Process
GO:0015979	photosynthesis

View graph for
Molecular Function

View graph for
Biological Process

External links

PDB	RCSB:7z6q, PDBe:7z6q, PDBj:7z6q
PDBsum	7z6q
PubMed	36693097
UniProt	Q46393\|BCPA_CHLTE Bacteriochlorophyll a protein (Gene Name=fmoA)

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