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Structure of PDB 2j7a Chain B

Receptor sequence >2j7aB (length=498) Species: 882 (Nitratidesulfovibrio vulgaris str. Hildenborough) [Search protein sequence] AGCSDVSTELKTPVYKTKLTAEEIRNSAFKPEFPKQYASYERNDETTVMT EYKGSVPFNKNDNVNPLPEGYRHAQPYLKNLWLGYPFMYEYREARGHTYA IQDFLHIDRINRYAEKGGLPATCWNCKTPKMMEWVKESGDGFWAKDVNEF RDKIDMKDHTIGCATCHDPQTMELRITSVPLTDYLVSQGKDPKKLPRNEM RALVCGQCHVEYYFNGPTMGVNKKPVFPWAEGFDPADMYRYYDKHGDLQV KGFEGKFADWTHPASKTPMIKAQHPEYETWINGTHGAAGVTCADCHMSYT RSDDKKKISSHWWTSPMKDPEMRACRQCHSDKTPDYLKSRVLFTQKRTFD LLLAAQEVSVKAHEAVRLANEYQGAKAAGYDDLMIQAREMVRKGQFFWDY VSAENSVGFHNPAKALDTLAQSQQFSQKAIDLAMEATQYGIGKDLSGDIK TIVPPILKMNRKLQQDPEFMKTHKWFQYLPVLPKADQVWDGQKRLVSA

3D structure PDB 2j7a X-Ray Structure of the Membrane-Bound Cytochrome C Quinol Dehydrogenase Nrfh Reveals Novel Haem Coordination. Chain B Resolution 2.3 Å 3D structure [Spin on] [Spin off] [Reset orientation] [High quality] [Low quality] [White background] [Black background] [Download] [Download structure with residue number starting from 1]

Enzymatic activity Enzyme Commision number 1.7.2.2: nitrite reductase (cytochrome; ammonia-forming).

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) Binding affinity BS01 HEC B H353 K356 H329 K332 BS02 HEC B R116 A118 F128 I131 R133 C147 C150 K151 C232 H233 Y236 H298 N429 R92 A94 F104 I107 R109 C123 C126 K127 C208 H209 Y212 H274 N405 BS03 HEC B Y39 F57 Q60 Y64 G186 C187 C190 H191 M196 L198 R221 R225 M321 I332 S333 H335 W337 Y15 F33 Q36 Y40 G162 C163 C166 H167 M172 L174 R197 R201 M297 I308 S309 H311 W313 BS04 HEC B S79 R119 H121 Y123 A124 D127 C150 I185 T189 C229 C232 H233 H320 W337 T338 S55 R95 H97 Y99 A100 D103 C126 I161 T165 C205 C208 H209 H296 W313 T314 BS05 HEC B T74 K77 G78 H233 W304 H309 T315 C316 C319 H320 S339 P340 M341 Q369 N429 S430 F433 H434 T50 K53 G54 H209 W280 H285 T291 C292 C295 H296 S315 P316 M317 Q345 N405 S406 F409 H410 BS06 HEC B H309 V314 C349 C352 H353 F433 H285 V290 C325 C328 H329 F409 BS07 CA B E235 Y236 K295 Q297 E211 Y212 K271 Q273 BS08 CA B G78 E117 A118 G54 E93 A94

Gene Ontology Molecular Function GO:0016491 oxidoreductase activity GO:0020037 heme binding GO:0042279 nitrite reductase (cytochrome, ammonia-forming) activity GO:0046872 metal ion binding

	Biological Process
GO:0019645	anaerobic electron transport chain

	Cellular Component
GO:0005886	plasma membrane
GO:0030288	outer membrane-bounded periplasmic space
GO:0042597	periplasmic space

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