PPIRE12154

Target Protein Information
Protein_Name Envelope glycoprotein gp160
Protein_Sequence MTVTMKVMKKNNRKSWSLYIAMALLIPCLSYSKQLYATVYSGVPVWEEAAPVLFCASDANLTSTEQHNIWASQACVPTDPNPHEFPLGNVTDNFDIWKNYMVDQMHEDIISLWEQSLKPCEKMTFLCVQMNCVDLQTNKTGLLNETINEMRNCSFNVTTVLTDKKEQKQALFYVSDLSKVNDSNAVNGTTYMLTNCNSTIIKQACPKVSFEPIPIHYCAPTGYAIFKCNDTDFNGTGLCHNISVVTCTHGIKPTVSTQLILNGTLSREKIRIMGKNITESAKNIIVTLNTPINMTCIREGIAEVQDIYTGPMRWRSMTLKRSNNTSPRSRVAYCTYNKTVWENALQQTAIRYLNLVNQTENVTIIFSRTSGGDAEVSHLHFNCHGEFFYCNTSGMFNYTFINCTKSGCQEIKGSNETNKNGTIPCKLRQLVRSWMKGESRIYAPPIPGNLTCHSNITGMILQLDQPWNSTGENTLRPVGGDMKDIWRTKLYNYKVVQIKPFSVAPTKMSRPIINIHTPHREKRAVGLGMLFLGVLSAAGSTMGAAATALTVRTHSVLKGIVQQQDNLLRAIQAQQHLLRLSVWGIRQLRARLQALETLIQNQQRLNLWGCKGKLICYTSVKWNTSWSGRYNDDSIWDNLTWQQWDQHINNVSSIIYDEIQAAQDQQEKNVKALLELDEWASLWNWFDITKWLWYIKIAIIIVGALIGIRVIMIILNLVKNIRQGYQPLSLQIPVPHRQEAETPGRTGEEGGEGDRPKWTALPPGFLQQLYTDLRTIILWTYHLLSNLISGIRRLIDYLGLGLWILGQKTIEACRLCGAVMQYWLQELKNSATNLLDTIAVSVANWTDGIILGLQRIGQGFLHIPRRIRQGAERILV
Organism_Source Human immunodeficiency virus type 1 group O (isolate MVP5180)
Functional_Classification envelope glycoprotein
Cellular_Localization Plasma membrane
Gene_Names env
UniProt_ID Q79670
Protein-Protein Interaction Networks
Peptide Basic Information
Peptide_Name SAH-MPER(671-683KKK)(q)
Peptide_Sequence NWFNITNXLWXIKKK
Peptide_Length 15
Peptide_SMILES CC[C@H](C)[C@H](NC(=O)CNC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@H](CC(C)C)NC(=O)CNC(=O)[C@H](CC(N)=O)NC(=O)[C@@H](NC(=O)[C@@H](NC(=O)[C@H](CC(N)=O)NC(=O)[C@H](Cc1ccccc1)NC(=O)[C@H](Cc1c[nH]c2ccccc12)NC(=O)[C@@H](N)CC(N)=O)[C@@H](C)CC)[C@@H](C)O)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)N[C@@H](CCCCN)C(=O)O
Chemical_Modification X8=R3; X11=S5
Cyclization_Method Main chain-main chain cyclization; X8<->X11; other bonds
Linear/Cyclic Cyclic
N-terminal_Modification Acetyl
C-terminal_Modification amide
Amino_Acid_Distribution
Peptide Physicochemical
Molecular_Weight 1819.14
Aliphatic_Index 78.00000
Aromaticity 0.20000
Average_Rotatable_Bonds 4.00000
Charge_at_pH_7 2.99710
Isoelectric_Point 11.10307
Number_of_Hydrogen_Bond_Acceptors 23
Number_of_Hydrogen_Bond_Donors 25
Topological_Polar_Surface_Area 729.86000
X_logP_energy -4.32870
Interaction Information
Affinity IC50=46 nM
Affinity_Assay ELISA
PDB_ID 4NHC
Type Affinity ligand
Structure
Reference Information
Document_Type Research Articles
Title Stapled HIV-1 peptides recapitulate antigenic structures and engage broadly neutralizing antibodies.
Release_Year 2014
PMID 25420104
DOI 10.1038/nsmb.2922