Structure of PDB 7nta Chain B Binding Site BS01

Receptor Information
>7nta Chain B (length=1087) Species: 2697049 (Severe acute respiratory syndrome coronavirus 2) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QCVNLTTRTQLPPAYTNSFTRGVYYPDKVFRSSVLHSTQDLFLPFFSNVT
WFHAIHVSGTNGTKRFDNPVLPFNDGVYFASTEKSNIIRGWIFGTTLDSK
TQSLLIVNNATNVVIKVCEFQFCNDPFLGVYYHKNNKSWMESEFRVYSSA
NNCTFEYVSQPFLMDLEGKQGNFKNLREFVFKNIDGYFKIYSKHTPINLV
RDLPQGFSALEPLVDLPIGINITRFQTLLALHRSYLTPGDSSSGWTAGAA
AYYVGYLQPRTFLLKYNENGTITDAVDCALDPLSETKCTLKSFTVEKGIY
QTSNFRVQPTESIVRFPNITNLCPFGEVFNATRFASVYAWNRKRISNCVA
DYSVLYNSASFSTFKCYGVSPTKLNDLCFTNVYADSFVIRGDEVRQIAPG
QTGKIADYNYKLPDDFTGCVIAWNSNNLDSKVGGNYNYLYRLFRKSNLKP
FERDISTEIYQAGSTPCNGVEGFNCYFPLQSYGFQPTNGVGYQPYRVVVL
SFELLHAPATVCGPKKSTNLVKNKCVNFNFNGLTGTGVLTESNKKFLPFQ
QFGRDIADTTDAVRDPQTLEILDITPCSFGGVSVITPGTNTSNQVAVLYQ
DVNCWRVYSTGSNVFQTRAGCLIGAEHVNNSYECDIPIGAGICASYQTSQ
SIIAYTMSLGAENSVAYSNNSIAIPTNFTISVTTEILPVSMTKTSVDCTM
YICGDSTECSNLLLQYGSFCTQLNRALTGIAVEQDKNTQEVFAQVKQIYK
TPPIKDFGGFNFSQILPDPSKPSKRSFIEDLLFNKVTLDLICAQKFNGLT
VLPPLLTDEMIAQYTSALLAGTITSGWTFGAGAALQIPFAMQMAYRFNGI
GVTQNVLYENQKLIANQFNSAIGKIQDSLSSTASALGKLQDVVNQNAQAL
NTLVKQLSSNFGAISSVLNDILSRLDPPEAEVQIDRLITGRLQSLQTYVT
QQLIRAAEIRASANLAATKMSECVLGQSKRVDFCGKGYHLMSFPQSAPHG
VVFLHVTYVPAQEKNFTTAPAICHDGKAHFPREGVFVSNGTHWFVTQRNF
YEPQIITTDNTFVSGNCDVVIGIVNNTVYDPLQPELD
Ligand information
Ligand IDBLA
InChIInChI=1S/C33H34N4O6/c1-7-20-19(6)32(42)37-27(20)14-25-18(5)23(10-12-31(40)41)29(35-25)15-28-22(9-11-30(38)39)17(4)24(34-28)13-26-16(3)21(8-2)33(43)36-26/h7-8,13-15,34H,1-2,9-12H2,3-6H3,(H,36,43)(H,37,42)(H,38,39)(H,40,41)/b26-13-,27-14-,29-15-
InChIKeyGWZYPXHJIZCRAJ-SRVCBVSDSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0Cc1c(c([nH]c1\C=C/2\C(=C(C(=O)N2)C=C)C)\C=C/3\C(=C(C(=N3)\C=C/4\C(=C(C(=O)N4)C)C=C)C)CCC(=O)O)CCC(=O)O
OpenEye OEToolkits 1.5.0Cc1c(c([nH]c1C=C2C(=C(C(=O)N2)C=C)C)C=C3C(=C(C(=N3)C=C4C(=C(C(=O)N4)C)C=C)C)CCC(=O)O)CCC(=O)O
CACTVS 3.341Cc1c([nH]c(C=C2N=C(C=C3NC(=O)C(=C3C=C)C)C(=C2CCC(O)=O)C)c1CCC(O)=O)C=C4NC(=O)C(=C4C)C=C
CACTVS 3.341Cc1c([nH]c(\C=C2/N=C(\C=C3/NC(=O)C(=C3C=C)C)C(=C2CCC(O)=O)C)c1CCC(O)=O)\C=C4/NC(=O)C(=C4C)C=C
FormulaC33 H34 N4 O6
NameBILIVERDINE IX ALPHA
ChEMBL
DrugBank
ZINCZINC000103534374
PDB chain7nta Chain B Residue 1301 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7nta SARS-CoV-2 can recruit a heme metabolite to evade antibody immunity.
Resolution3.5 Å
Binding residue
(original residue number in PDB)
I101 R102 W104 N121 M177 R190 F192 H207 L226
Binding residue
(residue number reindexed from 1)
I88 R89 W91 N108 M164 R177 F179 H194 L213
Annotation score4
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Biological Process
GO:0019064 fusion of virus membrane with host plasma membrane
GO:0039654 fusion of virus membrane with host endosome membrane
GO:0046813 receptor-mediated virion attachment to host cell
GO:0075509 endocytosis involved in viral entry into host cell
Cellular Component
GO:0016020 membrane
GO:0019031 viral envelope
GO:0055036 virion membrane

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:7nta, PDBe:7nta, PDBj:7nta
PDBsum7nta
PubMed33888467
UniProtP0DTC2|SPIKE_SARS2 Spike glycoprotein (Gene Name=S)

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