Structure of PDB 1b4z Chain A Binding Site BS01

Receptor Information
>1b4z Chain A (length=517) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ADVPAGVQLADKQTLVRNNGSEVQSLDPHKIEGVPESNVSRDLFEGLLIS
DVEGHPSPGVAEKWENKDFKVWTFHLRENAKWSDGTPVTAHDFVYSWQRL
ADPNTASPYASYLQYGHIANIDDIIAGKKPATDLGVKALDDHTFEVTLSE
PVPYFYKLLVHPSVSPVPKSAVEKFGDKWTQPANIVTNGAYKLKNWVVNE
RIVLERNPQYWDNAKTVINQVTYLPISSEVTDVNRYRSGEIDMTYNNMPI
ELFQKLKKEIPNEVRVDPYLCTYYYEINNQKAPFNDVRVRTALKLALDRD
IIVNKVKNQGDLPAYSYTPPYTDGAKLVEPEWFKWSQQKRNEEAKKLLAE
AGFTADKPLTFDLLYNTSDLHKKLAIAVASIWKKNLGVNVNLENQEWKTF
LDTRHQGTFDVARAGWCADYNEPTSFLNTMLSDSSNNTAHYKSPAFDKLI
ADTLKVADDTQRSELYAKAEQQLDKDSAIVPVYYYVNARLVKPWVGGYTG
KDPLDNIYVKNLYIIKH
Ligand information
Receptor-Ligand Complex Structure
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PDB1b4z Crystallographic and calorimetric analysis of peptide binding to OppA protein.
Resolution1.75 Å
Binding residue
(original residue number in PDB)
E32 G33 V34 S37 Y109 Y245 N246 Y269 W397 R413 G415 W416 C417 D419
Binding residue
(residue number reindexed from 1)
E32 G33 V34 S37 Y109 Y245 N246 Y269 W397 R413 G415 W416 C417 D419
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:1904680 peptide transmembrane transporter activity
Biological Process
GO:0015031 protein transport
GO:0015833 peptide transport
GO:0055085 transmembrane transport
Cellular Component
GO:0030288 outer membrane-bounded periplasmic space
GO:0042597 periplasmic space
GO:0043190 ATP-binding cassette (ABC) transporter complex

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Molecular Function

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Biological Process

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Cellular Component
External links
PDB RCSB:1b4z, PDBe:1b4z, PDBj:1b4z
PDBsum1b4z
PubMed10438628
UniProtP06202|OPPA_SALTY Periplasmic oligopeptide-binding protein OppA (Gene Name=oppA)

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