Structure of PDB 6dqr Chain A Binding Site BS01

Receptor Information

>6dqr Chain A (length=515) Species: 281310 (Haemophilus influenzae 86-028NP) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

TQLDEKQHIVINNGAEPQSFDPHKTEGVPESNVAYQLLEGLVTSDSEGKL
QPGAAESWENTPDFKTWTFHLRKDAKWSNGDPVTAHDFVFAWRRLVDPAT
AAPYASYLSYLQVENAQDIIDGKKKPAELGVEAKDDYTFVVHATNPVPYA
VSLTTHQSLLPLPQKVVEKLGDAWVKKENYVGNGAYKLANHIINEKIEFE
RNPLYWNDKETVINSATFLAIENPSTDVARYRAGDLDMTSYGLPPEQFAK
LKKELLGEVYVTRTLGTYSYELNNKKAPFDNVNIRKALNLSLDRNVITDK
VLGQGQTPTYVFTPTYIEEGHLIQQPAYSKEPMAQRNEEAIKLLEEAGYS
KANPLKFSILYNTNENHKKVAIAAASMWKANTKGLIDVKLENQEWKTYID
SRRAGRYDVARAGWHADYNQATTFGNYFLSNSSNNTAKYANPEYDKAMAE
SYAATDAEGRAKAYAKAEEILGKDYGIVPIFNYVNPRLVKPYVKGYSGKD
PQDHIYLRNLYIIKH

Ligand information

>6dqr Chain B (length=3) Species: 281310 (Haemophilus influenzae 86-028NP) [Search peptide sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

MGG

Receptor-Ligand Complex Structure

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Structure summary

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PDB	6dqr Oligopeptide-binding protein from nontypeableHaemophilus influenzaehas ligand-specific sites to accommodate peptides and heme in the binding pocket.
Resolution	2.08 Å
Binding residue (original residue number in PDB)	E52 G53 V54 S57 Y130 Q183 Y267 W421 R437 G439 W440 H441 D443
Binding residue (residue number reindexed from 1)	E26 G27 V28 S31 Y104 Q157 Y241 W395 R411 G413 W414 H415 D417

Enzymatic activity

Enzyme Commision number

Gene Ontology

	Molecular Function
GO:1904680	peptide transmembrane transporter activity

	Biological Process
GO:0015833	peptide transport
GO:0055085	transmembrane transport

	Cellular Component
GO:0030288	outer membrane-bounded periplasmic space
GO:0043190	ATP-binding cassette (ABC) transporter complex

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External links

PDB	RCSB:6dqr, PDBe:6dqr, PDBj:6dqr
PDBsum	6dqr
PubMed	30455346
UniProt	Q4QLH0

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