S-arrestin - GPR75 complex model

GPCR CLASS (FAMILY)

A (Rhodopsin)

SPECIES

Homo sapiens

ARRESTIN FAMILY

Visual

DATE

2025-02-19

3D VIEW

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Tertiary structure confidence

Chain pLDDT score avg
GPR75 57.4
S-arrestin 79.7
Very high (>90)
Confident (90-70)
Low (70-50)
Very low (<50)
Disordered

PTM Score: 0.5
01
iPTM Score: 0.4
01
PAE mean: 20.9
031


GPCR - Arrestin interface interactions



The biflare plot is a modified version of a flareplot, where lines are drawn between an inner concentric circle (arrestin residues) and an outer concentric circle (GPCR residues) depicting the interface interactions.
Different interaction types are shown with different line types (aromatic - solid, hydrophobic - dashed, ionic - long dashed, polar - dotted, Van der Waals - dash-dot).
The interactive features include filtering on interaction type, segments, residues and backbone or sidechain interactions.


Interaction definitions:

Residue numbering:
Y12S5V07I08s5s6R02R03R09S6D06K09s8s9E02S11S04s15s16Y03S16R38s17s18V07R10S19ArrestinN6x24R8x51R7x55D-Y-P5x76F12x50T-Q-Q-V-F-A6x33A-GPCRInteractions:AromaticHydrophobicIonicPolarVan der waalsArrestin segments:S5s5s6S6s8s9S11s15s16S16s17s18S19GPCR segments:ICL1ICL2ICL3TM5TM6TM7H8C-term

GPCR-Arrestin backbone (bb) or sidechain (sc):





Structures

Sequence Color

ACDEFGHIKLMNPQRSTVWY-_+van-der-waalshydrophobicionicaromaticpolar
null12x4912x502x373x503x533x545x585x655x735x755x766x246x256x266x276x296x326x336x366x377x527x537x547x558x478x518x52C.S19.10C.S19.08C.S19.07C.S19.06C.S18.02C.s17s18.40C.s17s18.38C.s17s18.32C.s17s18.30C.s17s18.12C.S16.05C.S16.03C.S16.01C.s15s16.05C.s15s16.04C.s15s16.03C.s15s16.02C.s15s16.01C.s11s12.02C.S11.06C.S11.05C.S11.04C.S11.03C.S11.02C.S11.01C.s10s11.10C.s10s11.07N.s9s10.08N.s9s10.06N.s9s10.05N.s9s10.04N.s8s9.09N.s8s9.06N.s8s9.05N.s8s9.02N.S8.03N.s7s8.05N.S6.09N.S6.04N.S6.03N.S6.02N.S6.01N.s5s6.11N.s5s6.10N.s5s6.09N.s5s6.08N.s5s6.07N.s5s6.06N.s5s6.05N.s5s6.04N.s5s6.03N.S5.12Res. Pos.GPR75 (AFM_GPR75_HUMAN_ARRS_HUMAN)- (AFM_GPR75_HUMAN_ARRS_HUMAN)----------------------------KFTRMVYLKPPNLSTKKATCIYSRSRRKFTRMVYLKPPNLSTKKATCIYSRSRRYYKGLPDKDVIYLEDRARDFTDDGYDEAEAAWQLEVPRPRFVLSSTIRVRIYQ

Arrestin, GPCR
Interaction cut-off: strict (stick), loose (line)

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