Structure of PDB 7zk4 Chain A
Receptor sequence
>7zk4A (length=1176) Species:
10090
(Mus musculus) [
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SVLTMFRYAGWLDRLYMLVGTLAAIIHGVALPLMMLIFGDMTDSFASVGQ
VSKQSTQMSEADKRAMFAKLEEEMTTYAYYYTGIGAGVLIVAYIQVSFWA
LAAGRQIHKIRQKFFHAIMNQEIGWFDVHDVGELNTRLTDDVSKINEGIG
DKIGMFFQAMATFFGGFIIGFTRGWKLTLVILAISPVLGLSAGIWAKILS
SFTDKELHAYAKAGAVAEEVLAAIRTVIAFGGQKKELERYNNNLEEAKRL
GIKKAITANISMGAAFLLIYASYALAFWYGTSLVISKEYSIGQVLTVFFS
VCIGAFSVGQASPNIEAFANARGAAYEVFKIIDNKPSIDSFSKSGHKPDN
IQGNLEFKNIHFSYPSRKEVQILKGLNLKVKSGQTVALVGNSGGGKSTTV
QLMQRLYDPLDGMVSIDGQDIRTINVRYLREIIGVVSQEPVLFATTIAEN
IRYGREDVTMDEIEKAVKEANAYDFIMKLPHQFDTLVGERGAQLSGGQKQ
RIAIARALVRNPKILLLDEATSALDTESEAVVQAALDKAREGRTTIVIAH
RLSTVRNADVIAGFDGGVIVEQGNHDELMREKGIYFKLVMTQEDVPPASF
WRILKLNSTEWPYFVVGIFAAIINGGLQPAFSVIFSKVVGVFTNGGPPET
QRQNSNLFSLLFLILGIISFITFFLQGFTFGKAGEILTKRLRYMVFKSML
RQDVSWFDDPKNTTGALTTRLANDAAQVKGATGSRLAVIFQNIANLGTGI
IISLIYGWQLTLLLLAIVPIIAIAGVVEMKMLSGQALKDKKELEGSGKIA
TEAIENFRTVVSLTREQKFETMYAQSLQIPYRNAMKKAHVFGITFSFTQA
MMYFSYAAAFRFGAYLVTQQLMTFENVLLVFSAIVFGAMAVGQVSSFAPD
YAKATVSASHIIRIIEKTPEIDSYSTQGLKPNMLEGNVQFSGVVFNYPTR
PSIPVLQGLSLEVKKGQTLALVGSSGGGKSTVVQLLERFYDPMAGSVFLD
GKEIKQLNVQWLRAQLGIVSQEPILFDRSIAENIAYGDNSRVVSYEEIVR
AAKEANIHQFIDSLPDKYNTRVGDKGTQLSGGQKQRIAIARALVRQPHIL
LLDEATSALDTESEKVVQEALDKAREGRTVIVIAHRLSTIQNADLIVVIQ
NGKVKEHGTHQQLLAQKGIYFSMVSV
3D structure
PDB
7zk4
ABCB1 L335C mutant (mABCB1) in the outward facing state
Chain
A
Resolution
2.6 Å
3D
structure
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Enzymatic activity
Enzyme Commision number
7.6.2.1
: P-type phospholipid transporter.
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
Y397 R400 I405 S425 G426 G428 K429 S430 T431 Q471 Q1171 L1172 S1173 G1174 G1175 Q1176
Y364 R367 I372 S392 G393 G395 K396 S397 T398 Q438 Q1078 L1079 S1080 G1081 G1082 Q1083
BS02
MG
A
S430 Q471
S397 Q438
BS03
ATP
A
Q526 S528 G529 G530 Q531 Y1040 T1042 R1043 S1068 G1069 G1071 K1072 S1073 T1074 Q1114 H1228
Q493 S495 G496 G497 Q498 Y947 T949 R950 S975 G976 G978 K979 S980 T981 Q1021 H1135
BS04
MG
A
S1073 Q1114
S980 Q1021
BS05
Y01
A
F39 R40 R47 M50 F189 F351
F6 R7 R14 M17 F156 F318
BS06
Y01
A
Y49 F131 L134 Y924 H932
Y16 F98 L101 Y831 H839
BS07
Y01
A
L48 Y49
L15 Y16
BS08
Y01
A
T108 Y112 T115 F947 R954
T75 Y79 T82 F854 R861
BS09
Y01
A
E104 R954
E71 R861
Gene Ontology
Molecular Function
GO:0005524
ATP binding
GO:0008559
ABC-type xenobiotic transporter activity
GO:0015562
efflux transmembrane transporter activity
GO:0016887
ATP hydrolysis activity
GO:0022857
transmembrane transporter activity
GO:0042626
ATPase-coupled transmembrane transporter activity
GO:0042910
xenobiotic transmembrane transporter activity
GO:0090554
phosphatidylcholine floppase activity
GO:0090555
phosphatidylethanolamine flippase activity
GO:0099038
ceramide floppase activity
GO:0140326
ATPase-coupled intramembrane lipid transporter activity
GO:0140328
floppase activity
GO:0140359
ABC-type transporter activity
Biological Process
GO:0001666
response to hypoxia
GO:0001890
placenta development
GO:0007565
female pregnancy
GO:0007595
lactation
GO:0007623
circadian rhythm
GO:0009410
response to xenobiotic stimulus
GO:0009914
hormone transport
GO:0010046
response to mycotoxin
GO:0014070
response to organic cyclic compound
GO:0031667
response to nutrient levels
GO:0032355
response to estradiol
GO:0032496
response to lipopolysaccharide
GO:0032570
response to progesterone
GO:0033189
response to vitamin A
GO:0033280
response to vitamin D
GO:0033762
response to glucagon
GO:0035633
maintenance of blood-brain barrier
GO:0036146
cellular response to mycotoxin
GO:0043215
daunorubicin transport
GO:0045332
phospholipid translocation
GO:0046686
response to cadmium ion
GO:0046865
terpenoid transport
GO:0050892
intestinal absorption
GO:0055085
transmembrane transport
GO:0060856
establishment of blood-brain barrier
GO:0071217
cellular response to external biotic stimulus
GO:0071222
cellular response to lipopolysaccharide
GO:0071236
cellular response to antibiotic
GO:0071312
cellular response to alkaloid
GO:0071356
cellular response to tumor necrosis factor
GO:0071392
cellular response to estradiol stimulus
GO:0071475
cellular hyperosmotic salinity response
GO:0071548
response to dexamethasone
GO:0071549
cellular response to dexamethasone stimulus
GO:0097068
response to thyroxine
GO:0097305
response to alcohol
GO:0097327
response to antineoplastic agent
GO:0099040
ceramide translocation
GO:0140115
export across plasma membrane
GO:1902065
response to L-glutamate
GO:1902396
protein localization to bicellular tight junction
GO:1903416
response to glycoside
GO:1904057
negative regulation of sensory perception of pain
GO:1904148
cellular response to nonylphenol
GO:1904446
positive regulation of establishment of Sertoli cell barrier
GO:1904478
regulation of intestinal absorption
GO:1905231
cellular response to borneol
GO:1905232
cellular response to L-glutamate
GO:1905233
response to codeine
GO:1905235
response to quercetin
GO:1905237
response to cyclosporin A
GO:1990961
xenobiotic detoxification by transmembrane export across the plasma membrane
GO:1990962
xenobiotic transport across blood-brain barrier
GO:1990963
establishment of blood-retinal barrier
GO:2001025
positive regulation of response to drug
Cellular Component
GO:0005737
cytoplasm
GO:0005886
plasma membrane
GO:0016020
membrane
GO:0016324
apical plasma membrane
GO:0031526
brush border membrane
GO:0045177
apical part of cell
GO:0046581
intercellular canaliculus
View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB
RCSB:7zk4
,
PDBe:7zk4
,
PDBj:7zk4
PDBsum
7zk4
PubMed
38259172
UniProt
P21447
|MDR1A_MOUSE ATP-dependent translocase ABCB1 (Gene Name=Abcb1a)
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