Structure of PDB 6par Chain B

Receptor sequence

>6parB (length=584) Species: 279238 (Novosphingobium aromaticivorans DSM 12444)

WQTLKRFLPYLWPADNAVLRRRVVGAILMVLLGKATTLALPFAYKKAVDA
MTLGGGAQPALTVALAFVLAYALGRFSGVLFDNLRNIVFERVGQDATRHL
AENVFARLHKLSLRFHLARRTGEVTKVIERGTKSIDTMLYFLLFNIAPTV
IELTAVIVIFWLNFGLGLVTATILAVIAYVWTTRTITEWRTHLREKMNRL
DGQALARAVDSLLNYETVKYFGAESREEARYASAARAYADAAVKSENSLG
LLNIAQALIVNLLMAGAMAWTVYGWSQGKLTVGDLVFVNTYLTQLFRPLD
MLGMVYRTIRQGLIDMAEMFRLIDTHIEVADVPNAPALVVNRPSVTFDNV
VFGYDRDREILHGLSFEVAAGSRVAIVGPSGAGKSTIARLLFRFYDPWEG
RILIDGQDIAHVTQTSLRAALGIVPQDSVLFNDTIGYNIAYGRDGASRAE
VDAAAKGAAIADFIARLPQGYDTEVGERGLKLSGGEKQRVAIARTLVKNP
PILLFDEATSALDTRTEQDILSTMRAVASHRTTISIAHRLSTIADSDTIL
VLDQGRLAEQGSHLDLLRRDGLYAEMWARQAAES

3D structure

• PDB: 6par A structural framework for unidirectional transport by a bacterial ABC exporter.
• Chain: B
• Resolution: 3.35 Å

Enzymatic activity

• Enzyme Commision number: 7.-.-.-

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	ANP	B	K497 S499 G500 E502	K481 S483 G484 E486
BS02	ANP	B	Y370 R374 S396 G397 G399 K400 S401 T402 Q442 H554	Y354 R358 S380 G381 G383 K384 S385 T386 Q426 H538
BS03	MG	B	S401 Q442	S385 Q426

Gene Ontology

Molecular Function

• GO:0005524 ATP binding
• GO:0016887 ATP hydrolysis activity
• GO:0042626 ATPase-coupled transmembrane transporter activity
• GO:0140359 ABC-type transporter activity

Biological Process

• GO:0006811 monoatomic ion transport
• GO:0046689 response to mercury ion
• GO:0055085 transmembrane transport

Cellular Component

• GO:0005886 plasma membrane
• GO:0016020 membrane

External links

• PDB: RCSB:6par, PDBe:6par, PDBj:6par
• PDBsum: 6par
• PubMed: 32703810
• UniProt: Q2G506|ATM1_NOVAD ATM1-type heavy metal exporter (Gene Name=atm1)