Structure of PDB 3bk7 Chain A

Receptor sequence

>3bk7A (length=593) Species: 29292 (Pyrococcus abyssi)

MVRKMRIAVIDYDKCNPDKCGHFLCERVCPVNRMGGEAIIIDEENYKPII
QEASCTGCGICVHKCPFNAISIVNLPEQLDEDCVHRYGVNAFVLYRLPIV
KDGMVVGIVGPNGTGKTTAVKILAGQLIPNLCEDNDSWDNVIRAFRGNEL
QNYFERLKNGEIRPVVKPQYVDLLPKAVKGKVRELLKKVDEVGKFEEVVK
ELELENVLDRELHQLSGGELQRVAIAAALLRKAHFYFFDEPSSYLDIRQR
LKVARVIRRLANEGKAVLVVEHDLAVLDYLSDVIHVVYGEPGVYGIFSKP
KGTRNGINEFLQGYLKDENVRFRPYEIRFTKLSERVDVERETLVEYPRLV
KDYGSFKLEVEPGEIRKGEVIGIVGPNGIGKTTFVKMLAGVEEPTEGKVE
WDLTVAYKPQYIKAEYEGTVYELLSKIDSSKLNSNFYKTELLKPLGIIDL
YDRNVEDLSGGELQRVAIAATLLRDADIYLLDEPSAYLDVEQRLAVSRAI
RHLMEKNEKTALVVEHDVLMIDYVSDRLIVFEGEPGRHGRALPPMGMREG
MNRFLASVGITFRRDPDSGRPRANKEGSVKDREQKARGEYYYA

3D structure

• PDB: 3bk7 X-ray Structure of the Complete ABC Enzyme ABCE1 from Pyrococcus abyssi
• Chain: A
• Resolution: 2.8 Å

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	A	C29 P30 A38 I39 C55 T56 G57 C58 G59 C61	C29 P30 A38 I39 C55 T56 G57 C58 G59 C61
BS02	SF4	A	C15 N16 C20 C25 C65 I70	C15 N16 C20 C25 C65 I70
BS03	ADP	A	Y353 N377 G378 I379 G380 K381 T382 T383	Y353 N377 G378 I379 G380 K381 T382 T383
BS04	ADP	A	Y87 F92 N112 G113 T114 G115 K116 T117 T118 G292	Y87 F92 N112 G113 T114 G115 K116 T117 T118 G292

Gene Ontology

Molecular Function

• GO:0005506 iron ion binding
• GO:0005524 ATP binding
• GO:0016491 oxidoreductase activity
• GO:0016887 ATP hydrolysis activity
• GO:0043024 ribosomal small subunit binding
• GO:0046872 metal ion binding
• GO:0051539 4 iron, 4 sulfur cluster binding

Biological Process

• GO:0006413 translational initiation
• GO:0006415 translational termination

External links

• PDB: RCSB:3bk7, PDBe:3bk7, PDBj:3bk7
• PDBsum: 3bk7
• PubMed: 18160405
• UniProt: Q9UZA4