Structure of PDB 7b04 Chain M

Receptor sequence

>7b04M (length=409) Species: 174633 (Candidatus Kuenenia stuttgartiensis)

TLVHNWHLGRRMEYPYFESRPKHQFAAVFNINRCIACQTCTMACKSTWTF
NKGQEFMWWNNVETKPYGGFPQSWDVKTLKLIDSPDNIWYTDDKDKETSQ
YGTGAPYGTYEGDTIFEVAKKKNINQWAVGYIPEDKEWRSPNFGEDTAKS
SNQPGEYSTLPEHSRWFFYLQRICNHCTYPGCLAACPRKAIYKRKEDGIV
LIDQKRCRGYRKCVEQCPYKKPMYRGLTRVSEKCIACYPRIEGRDSLTDG
RPMETRCMSACVGQIRLQGFLDDNPKNPITWLIRHQKIALPLYPQFGTEP
NIYYIPPRWAPRAYLRQMFGPGVDEAIEKFMVPSRELLAVMSLFRMTQTI
VYEYKIEEGPKVFETEIHGKKFTMYNDTVIGFGEDGKEVVRTTVEEPIHI
RPDKHYNSI

3D structure

• PDB: 7b04 Structural and functional characterization of the intracellular filament-forming nitrite oxidoreductase multiprotein complex
• Chain: M
• Resolution: 2.97 Å

Enzymatic activity

• Enzyme Commision number: 1.7.99.4: Transferred entry: 1.7.1.1, 1.7.1.2, 1.7.1.3, 1.7.5.1, 1.7.7.2 and 1.9.6.1.

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	SF4	M	C45 W49 W60 C235 I236 A237 C238 T256 C258	C44 W48 W59 C234 I235 A236 C237 T255 C257
BS02	SF4	M	C175 N176 H177 C178 P181 C183 C218 Y220 P223 K234	C174 N175 H176 C177 P180 C182 C217 Y219 P222 K233
BS03	SF4	M	C35 I36 A37 C38 Q39 C41 V63 Q172 C262 V263 I266 R267	C34 I35 A36 C37 Q38 C40 V62 Q171 C261 V262 I265 R266
BS04	F3S	M	C187 I192 C208 G210 Y211 R212 K213 C214 S232	C186 I191 C207 G209 Y210 R211 K212 C213 S231
BS05	HEM	M	R209 Y211	R208 Y210

Gene Ontology

Molecular Function

• GO:0009055 electron transfer activity
• GO:0016491 oxidoreductase activity
• GO:0046872 metal ion binding
• GO:0051538 3 iron, 4 sulfur cluster binding
• GO:0051539 4 iron, 4 sulfur cluster binding

Biological Process

• GO:0009061 anaerobic respiration

Cellular Component

• GO:0016020 membrane
• GO:0044222 anammoxosome

External links

• PDB: RCSB:7b04, PDBe:7b04, PDBj:7b04
• PDBsum: 7b04
• UniProt: Q1PZD5