Structure of PDB 6hbu Chain A

Receptor sequence
>6hbuA (length=584) Species: 9606 (Homo sapiens) [Search protein sequence]
GAVLSFHNICYRVKLPVEKEILSNINGIMKPGLNAILGPTGGGKSSLLDV
LAARKDPSGLSGDVLINGAPRPANFKCNSGYVVQDDVVMGTLTVRENLQF
SAALRLATTMTNHEKNERINRVIQELGLDKVADSKVGTQFIRGVSGGERK
RTSIGMELITDPSILFLDQPTTGLDSSTANAVLLLLKRMSKQGRTIIFSI
HQPRYSIFKLFDSLTLLASGRLMFHGPAQEALGYFESAGYHCEAYNNPAD
FFLDIINGDSTAVALNREKPLIEKLAEIYVNSSFYKETKAELHQLSISYT
TSFCHQLRWVSKRSFKNLLGNPQASIAQIIVTVVLGLVIGAIYFGLKNDS
TGIQNRAGVLFFLTTNQCFSSVSAVELFVVEKKLFIHEYISGYYRVSSYF
LGKLLSDLLPMRMLPSIIFTCIVYFMLGLKPKADAFFVMMFTLMMVAYSA
SSMALAIAAGQSVVSVATLLMTICFVFMMIFSGLLVNLTTIASWLSWLQY
FSIPRYGFTALQHNEFLGQNFCPGLNATGNNPCNYATCTGEEYLVKQGID
LSPWGLWKNHVALACMIVIFLTIAYLKLLFLKKY
3D structure
PDB6hbu Cryo-EM structures of a human ABCG2 mutant trapped in ATP-bound and substrate-bound states.
ChainA
Resolution3.09 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 7.6.2.2: ABC-type xenobiotic transporter.
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 ATP A V46 I63 T82 G83 G85 K86 S87 S88 Q211 H243 V13 I21 T40 G41 G43 K44 S45 S46 Q169 H201
BS02 MG A K86 Q211 S241 K44 Q169 S199
BS03 ATP A R184 G185 S187 G189 E190 R142 G143 S145 G147 E148
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0005524 ATP binding
GO:0008514 organic anion transmembrane transporter activity
GO:0008559 ABC-type xenobiotic transporter activity
GO:0015143 urate transmembrane transporter activity
GO:0015225 biotin transmembrane transporter activity
GO:0015562 efflux transmembrane transporter activity
GO:0016887 ATP hydrolysis activity
GO:0032217 riboflavin transmembrane transporter activity
GO:0042626 ATPase-coupled transmembrane transporter activity
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
GO:0042910 xenobiotic transmembrane transporter activity
GO:0046624 sphingolipid transporter activity
GO:0046983 protein dimerization activity
GO:0140359 ABC-type transporter activity
Biological Process
GO:0006869 lipid transport
GO:0015711 organic anion transport
GO:0015747 urate transport
GO:0015878 biotin transport
GO:0030148 sphingolipid biosynthetic process
GO:0032218 riboflavin transport
GO:0046415 urate metabolic process
GO:0055085 transmembrane transport
GO:0070633 transepithelial transport
GO:0097744 renal urate salt excretion
GO:0140115 export across plasma membrane
GO:0150104 transport across blood-brain barrier
GO:1990748 cellular detoxification
GO:1990962 xenobiotic transport across blood-brain barrier
Cellular Component
GO:0005654 nucleoplasm
GO:0005739 mitochondrion
GO:0005886 plasma membrane
GO:0016020 membrane
GO:0016324 apical plasma membrane
GO:0031526 brush border membrane
GO:0031966 mitochondrial membrane
GO:0045121 membrane raft
GO:0098591 external side of apical plasma membrane

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6hbu, PDBe:6hbu, PDBj:6hbu
PDBsum6hbu
PubMed30405239
UniProtQ9UNQ0|ABCG2_HUMAN Broad substrate specificity ATP-binding cassette transporter ABCG2 (Gene Name=ABCG2)

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