HEADER MEMBRANE PROTEIN 16-APR-25 9O8L TITLE CRYOEM STRUCTURE OF GQ-COUPLED MRGPRX1 IN COMPLEX WITH DE NOVO PROTEIN TITLE 2 MM1_060 (E12) COMPND MOL_ID: 1; COMPND 2 MOLECULE: MAS-RELATED G-PROTEIN COUPLED RECEPTOR MEMBER X1; COMPND 3 CHAIN: R; COMPND 4 SYNONYM: SENSORY NEURON-SPECIFIC G-PROTEIN COUPLED RECEPTOR 3/4; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: DE NOVO PROTEIN MM1_060 (E12); COMPND 8 CHAIN: F; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: MINIGSQ71; COMPND 12 CHAIN: A; COMPND 13 ENGINEERED: YES; COMPND 14 MOL_ID: 4; COMPND 15 MOLECULE: SCFV16; COMPND 16 CHAIN: E; COMPND 17 ENGINEERED: YES; COMPND 18 MOL_ID: 5; COMPND 19 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 20 BETA-1; COMPND 21 CHAIN: B; COMPND 22 SYNONYM: TRANSDUCIN BETA CHAIN 1; COMPND 23 ENGINEERED: YES; COMPND 24 MOL_ID: 6; COMPND 25 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 26 GAMMA-2; COMPND 27 CHAIN: C; COMPND 28 SYNONYM: G GAMMA-I; COMPND 29 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: MRGPRX1, MRGX1, SNSR3, SNSR4; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 13 MOL_ID: 3; SOURCE 14 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 15 ORGANISM_TAXID: 562; SOURCE 16 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 17 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 18 MOL_ID: 4; SOURCE 19 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI; SOURCE 20 ORGANISM_TAXID: 562; SOURCE 21 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 23 MOL_ID: 5; SOURCE 24 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 25 ORGANISM_COMMON: HUMAN; SOURCE 26 ORGANISM_TAXID: 9606; SOURCE 27 GENE: GNB1; SOURCE 28 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 29 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 30 MOL_ID: 6; SOURCE 31 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 32 ORGANISM_COMMON: HUMAN; SOURCE 33 ORGANISM_TAXID: 9606; SOURCE 34 GENE: GNG2; SOURCE 35 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 36 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS GPCR, DE NOVO PROTEIN, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR B.E.KRUMM,B.L.ROTH REVDAT 1 21-OCT-26 9O8L 0 JRNL AUTH B.E.KRUMM,B.L.ROTH JRNL TITL CRYOEM STRUCTURE OF GQ-COUPLED MRGPRX1 IN COMPLEX WITH DE JRNL TITL 2 NOVO PROTEINS JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.13 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.130 REMARK 3 NUMBER OF PARTICLES : 201129 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 9O8L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-APR-25. REMARK 100 THE DEPOSITION ID IS D_1000295090. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : CRYOEM STRUCTURE OF GQ-COUPLED REMARK 245 MRGPRX1 IN COUPLED WITH DE NOVO REMARK 245 PROTEIN MM1_060 (E12) REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 5.00 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.40 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TALOS ARCTICA REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 100.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 4000.00 REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5400.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 200 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: HEXAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: HEXAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: R, F, A, E, B, C REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET R 1 REMARK 465 ASP R 2 REMARK 465 PRO R 3 REMARK 465 THR R 4 REMARK 465 ILE R 5 REMARK 465 SER R 6 REMARK 465 THR R 7 REMARK 465 LEU R 8 REMARK 465 ASP R 9 REMARK 465 THR R 10 REMARK 465 GLU R 11 REMARK 465 LEU R 12 REMARK 465 THR R 13 REMARK 465 PRO R 14 REMARK 465 ILE R 15 REMARK 465 ASN R 16 REMARK 465 GLY R 17 REMARK 465 THR R 18 REMARK 465 GLU R 19 REMARK 465 GLU R 20 REMARK 465 SER R 89 REMARK 465 VAL R 244 REMARK 465 ARG R 279 REMARK 465 GLN R 280 REMARK 465 ARG R 281 REMARK 465 GLN R 282 REMARK 465 ASN R 283 REMARK 465 ARG R 284 REMARK 465 GLN R 285 REMARK 465 ASN R 286 REMARK 465 LEU R 287 REMARK 465 LYS R 288 REMARK 465 LEU R 289 REMARK 465 VAL R 290 REMARK 465 LEU R 291 REMARK 465 GLN R 292 REMARK 465 ARG R 293 REMARK 465 ALA R 294 REMARK 465 LEU R 295 REMARK 465 GLN R 296 REMARK 465 ASP R 297 REMARK 465 ALA R 298 REMARK 465 SER R 299 REMARK 465 GLU R 300 REMARK 465 VAL R 301 REMARK 465 ASP R 302 REMARK 465 GLU R 303 REMARK 465 GLY R 304 REMARK 465 GLY R 305 REMARK 465 GLY R 306 REMARK 465 GLN R 307 REMARK 465 LEU R 308 REMARK 465 PRO R 309 REMARK 465 GLU R 310 REMARK 465 GLU R 311 REMARK 465 ILE R 312 REMARK 465 LEU R 313 REMARK 465 GLU R 314 REMARK 465 LEU R 315 REMARK 465 SER R 316 REMARK 465 GLY R 317 REMARK 465 SER R 318 REMARK 465 ARG R 319 REMARK 465 LEU R 320 REMARK 465 GLU R 321 REMARK 465 GLN R 322 REMARK 465 MET A 1 REMARK 465 GLY A 2 REMARK 465 SER A 3 REMARK 465 THR A 4 REMARK 465 LYS A 51 REMARK 465 GLN A 52 REMARK 465 MET A 53 REMARK 465 ARG A 54 REMARK 465 ILE A 55 REMARK 465 LEU A 56 REMARK 465 HIS A 57 REMARK 465 GLY A 58 REMARK 465 GLY A 59 REMARK 465 SER A 60 REMARK 465 GLY A 61 REMARK 465 GLY A 62 REMARK 465 SER A 63 REMARK 465 GLY A 64 REMARK 465 GLY A 65 REMARK 465 THR A 66 REMARK 465 SER A 67 REMARK 465 GLY A 181 REMARK 465 ASP E 1 REMARK 465 SER E 120A REMARK 465 GLY E 120B REMARK 465 GLY E 120C REMARK 465 GLY E 120D REMARK 465 GLY E 120E REMARK 465 SER E 120F REMARK 465 GLY E 120G REMARK 465 GLY E 120H REMARK 465 GLY E 120I REMARK 465 GLY E 120J REMARK 465 SER E 120K REMARK 465 GLY E 120L REMARK 465 GLY E 120M REMARK 465 GLY E 120N REMARK 465 GLY E 120O REMARK 465 LYS E 236 REMARK 465 ALA E 237 REMARK 465 ALA E 238 REMARK 465 ALA E 239 REMARK 465 LEU E 240 REMARK 465 GLU E 241 REMARK 465 VAL E 242 REMARK 465 LEU E 243 REMARK 465 PHE E 244 REMARK 465 GLN E 245 REMARK 465 GLY B -4 REMARK 465 PRO B -3 REMARK 465 GLY B -2 REMARK 465 SER B -1 REMARK 465 SER B 0 REMARK 465 GLY B 1 REMARK 465 SER B 2 REMARK 465 MET C 1 REMARK 465 ALA C 2 REMARK 465 SER C 3 REMARK 465 ASN C 4 REMARK 465 ASN C 5 REMARK 465 THR C 6 REMARK 465 ALA C 7 REMARK 465 SER C 8 REMARK 465 ILE C 9 REMARK 465 ALA C 10 REMARK 465 ARG C 62 REMARK 465 GLU C 63 REMARK 465 LYS C 64 REMARK 465 LYS C 65 REMARK 465 PHE C 66 REMARK 465 PHE C 67 REMARK 465 CYS C 68 REMARK 465 ALA C 69 REMARK 465 ILE C 70 REMARK 465 LEU C 71 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 CYS R 23 SG REMARK 470 TYR R 24 CG CD1 CD2 CE1 CE2 CZ OH REMARK 470 LYS R 25 CG CD CE NZ REMARK 470 GLN R 26 CG CD OE1 NE2 REMARK 470 ARG R 55 CG CD NE CZ NH1 NH2 REMARK 470 MET R 56 CG SD CE REMARK 470 ARG R 57 CG CD NE CZ NH1 NH2 REMARK 470 ILE R 81 CG1 CG2 CD1 REMARK 470 THR R 93 OG1 CG2 REMARK 470 ILE R 94 CG1 CG2 CD1 REMARK 470 LYS R 96 CG CD CE NZ REMARK 470 PHE R 163 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ARG R 207 CG CD NE CZ NH1 NH2 REMARK 470 LYS R 208 CG CD CE NZ REMARK 470 PHE R 239 CG CD1 CD2 CE1 CE2 CZ REMARK 470 ILE R 242 CD1 REMARK 470 ASP R 245 CG OD1 OD2 REMARK 470 ARG R 246 CG CD NE CZ NH1 NH2 REMARK 470 GLU R 247 CG CD OE1 OE2 REMARK 470 VAL R 248 CG1 CG2 REMARK 470 PHE R 278 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU F 3 CG CD OE1 OE2 REMARK 470 GLU F 6 CG CD OE1 OE2 REMARK 470 ARG F 7 CD NE CZ NH1 NH2 REMARK 470 GLU F 10 CG CD OE1 OE2 REMARK 470 GLU F 11 CD OE1 OE2 REMARK 470 ARG F 14 CG CD NE CZ NH1 NH2 REMARK 470 GLU F 20 CG CD OE1 OE2 REMARK 470 ASP F 33 CG OD1 OD2 REMARK 470 ASP F 40 CG OD1 OD2 REMARK 470 LYS F 43 CE NZ REMARK 470 LYS F 47 CD CE NZ REMARK 470 ASP A 42 CG OD1 OD2 REMARK 470 PHE A 70 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 71 CG CD OE1 OE2 REMARK 470 GLN A 75 OE1 NE2 REMARK 470 ASP A 77 CG OD1 OD2 REMARK 470 LYS A 78 CG CD CE NZ REMARK 470 ARG A 135 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 145 CE NZ REMARK 470 LYS A 152 CG CD CE NZ REMARK 470 LYS A 157 CG CD CE NZ REMARK 470 LYS A 159 CG CD CE NZ REMARK 470 GLU A 166 CG CD OE1 OE2 REMARK 470 ARG A 169 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 174 CG CD OE1 OE2 REMARK 470 ASP A 175 CG OD1 OD2 REMARK 470 THR A 177 OG1 CG2 REMARK 470 GLU A 182 CG CD OE1 OE2 REMARK 470 ASP A 183 CG OD1 OD2 REMARK 470 ASP A 206 CG OD1 OD2 REMARK 470 ARG A 208 CG CD NE CZ NH1 NH2 REMARK 470 VAL A 219 CG1 CG2 REMARK 470 ASP A 220 CG OD1 OD2 REMARK 470 GLU A 222 CG CD OE1 OE2 REMARK 470 LEU E 11 CG CD1 CD2 REMARK 470 GLU E 42 CG CD OE1 OE2 REMARK 470 LYS E 43 CG CD CE NZ REMARK 470 LYS E 76 CG CD CE NZ REMARK 470 GLU E 89 CG CD OE1 OE2 REMARK 470 VAL E 119 CG1 CG2 REMARK 470 THR E 132 OG1 CG2 REMARK 470 SER E 134 OG REMARK 470 VAL E 137 CG1 CG2 REMARK 470 THR E 138 OG1 CG2 REMARK 470 GLU E 141 CG CD OE1 OE2 REMARK 470 ARG E 206 CG CD NE CZ NH1 NH2 REMARK 470 GLU E 208 CG CD OE1 OE2 REMARK 470 GLU E 210 CG CD OE1 OE2 REMARK 470 GLU E 234 CG CD OE1 OE2 REMARK 470 GLU B 3 CG CD OE1 OE2 REMARK 470 LEU B 4 CG CD1 CD2 REMARK 470 ASP B 5 CG OD1 OD2 REMARK 470 GLN B 6 CG CD OE1 NE2 REMARK 470 LEU B 7 CG CD1 CD2 REMARK 470 ARG B 8 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 9 CG CD OE1 NE2 REMARK 470 GLU B 10 CG CD OE1 OE2 REMARK 470 GLU B 12 CG CD OE1 OE2 REMARK 470 GLN B 13 CG CD OE1 NE2 REMARK 470 LYS B 15 CG CD CE NZ REMARK 470 ASN B 16 CG OD1 ND2 REMARK 470 ARG B 19 CG CD NE CZ NH1 NH2 REMARK 470 ASP B 20 CG OD1 OD2 REMARK 470 LYS B 23 CG CD CE NZ REMARK 470 ASP B 38 CG OD1 OD2 REMARK 470 ARG B 42 CG CD NE CZ NH1 NH2 REMARK 470 GLN B 44 CG CD OE1 NE2 REMARK 470 ARG B 46 CG CD NE CZ NH1 NH2 REMARK 470 SER B 97 OG REMARK 470 ASP B 170 CG OD1 OD2 REMARK 470 GLU B 172 CG CD OE1 OE2 REMARK 470 THR B 173 OG1 CG2 REMARK 470 GLN B 175 CD OE1 NE2 REMARK 470 ARG B 197 CG CD NE CZ NH1 NH2 REMARK 470 ARG B 214 CG CD NE CZ NH1 NH2 REMARK 470 GLU B 215 CG CD OE1 OE2 REMARK 470 MET B 217 CG SD CE REMARK 470 THR B 221 OG1 CG2 REMARK 470 SER B 245 OG REMARK 470 SER B 265 OG REMARK 470 ASP B 267 CG OD1 OD2 REMARK 470 ASP B 303 CG OD1 OD2 REMARK 470 ASP B 312 CG OD1 OD2 REMARK 470 SER B 331 OG REMARK 470 GLN C 11 CG CD OE1 NE2 REMARK 470 ARG C 13 CG CD NE CZ NH1 NH2 REMARK 470 LYS C 14 CG CD CE NZ REMARK 470 LEU C 15 CG CD1 CD2 REMARK 470 GLU C 17 CG CD OE1 OE2 REMARK 470 LYS C 20 CG CD CE NZ REMARK 470 MET C 21 CG SD CE REMARK 470 ASN C 24 CG OD1 ND2 REMARK 470 ASP C 26 CG OD1 OD2 REMARK 470 LYS C 29 CG CD CE NZ REMARK 470 LYS C 46 CG CD CE NZ REMARK 470 VAL C 54 CG1 CG2 REMARK 470 SER C 57 OG REMARK 470 GLU C 58 CG CD OE1 OE2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU R 249 -61.30 -94.70 REMARK 500 ASN A 43 41.92 36.29 REMARK 500 GLU A 92 -9.04 73.70 REMARK 500 ASP A 206 10.51 59.10 REMARK 500 LYS E 19 116.44 -161.41 REMARK 500 VAL E 48 -61.94 -99.88 REMARK 500 MET E 180 2.40 58.00 REMARK 500 HIS E 220 16.67 -140.57 REMARK 500 THR B 87 -7.54 71.81 REMARK 500 ASP B 163 33.64 -95.93 REMARK 500 LEU B 261 -63.01 -94.40 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9O7N RELATED DB: PDB REMARK 900 RELATED ID: EMD-70230 RELATED DB: EMDB REMARK 900 CRYOEM STRUCTURE OF GQ-COUPLED MRGPRX1 IN COMPLEX WITH DE NOVO REMARK 900 PROTEIN MM1_060 (E12) DBREF 9O8L R 1 322 UNP Q96LB2 MRGX1_HUMAN 1 322 DBREF 9O8L F 1 50 PDB 9O8L 9O8L 1 50 DBREF 9O8L A 1 246 PDB 9O8L 9O8L 1 246 DBREF 9O8L E 1 245 PDB 9O8L 9O8L 1 245 DBREF 9O8L B 2 340 UNP P62873 GBB1_HUMAN 2 340 DBREF 9O8L C 1 71 UNP P59768 GBG2_HUMAN 1 71 SEQADV 9O8L GLY B -4 UNP P62873 EXPRESSION TAG SEQADV 9O8L PRO B -3 UNP P62873 EXPRESSION TAG SEQADV 9O8L GLY B -2 UNP P62873 EXPRESSION TAG SEQADV 9O8L SER B -1 UNP P62873 EXPRESSION TAG SEQADV 9O8L SER B 0 UNP P62873 EXPRESSION TAG SEQADV 9O8L GLY B 1 UNP P62873 EXPRESSION TAG SEQRES 1 R 322 MET ASP PRO THR ILE SER THR LEU ASP THR GLU LEU THR SEQRES 2 R 322 PRO ILE ASN GLY THR GLU GLU THR LEU CYS TYR LYS GLN SEQRES 3 R 322 THR LEU SER LEU THR VAL LEU THR CYS ILE VAL SER LEU SEQRES 4 R 322 VAL GLY LEU THR GLY ASN ALA VAL VAL LEU TRP LEU LEU SEQRES 5 R 322 GLY CYS ARG MET ARG ARG ASN ALA PHE SER ILE TYR ILE SEQRES 6 R 322 LEU ASN LEU ALA ALA ALA ASP PHE LEU PHE LEU SER GLY SEQRES 7 R 322 ARG LEU ILE TYR SER LEU LEU SER PHE ILE SER ILE PRO SEQRES 8 R 322 HIS THR ILE SER LYS ILE LEU TYR PRO VAL MET MET PHE SEQRES 9 R 322 SER TYR PHE ALA GLY LEU SER PHE LEU SER ALA VAL SER SEQRES 10 R 322 THR GLU ARG CYS LEU SER VAL LEU TRP PRO ILE TRP TYR SEQRES 11 R 322 ARG CYS HIS ARG PRO THR HIS LEU SER ALA VAL VAL CYS SEQRES 12 R 322 VAL LEU LEU TRP ALA LEU SER LEU LEU ARG SER ILE LEU SEQRES 13 R 322 GLU TRP MET LEU CYS GLY PHE LEU PHE SER GLY ALA ASP SEQRES 14 R 322 SER ALA TRP CYS GLN THR SER ASP PHE ILE THR VAL ALA SEQRES 15 R 322 TRP LEU ILE PHE LEU CYS VAL VAL LEU CYS GLY SER SER SEQRES 16 R 322 LEU VAL LEU LEU ILE ARG ILE LEU CYS GLY SER ARG LYS SEQRES 17 R 322 ILE PRO LEU THR ARG LEU TYR VAL THR ILE LEU LEU THR SEQRES 18 R 322 VAL LEU VAL PHE LEU LEU CYS GLY LEU PRO PHE GLY ILE SEQRES 19 R 322 GLN PHE PHE LEU PHE LEU TRP ILE HIS VAL ASP ARG GLU SEQRES 20 R 322 VAL LEU PHE CYS HIS VAL HIS LEU VAL SER ILE PHE LEU SEQRES 21 R 322 SER ALA LEU ASN SER SER ALA ASN PRO ILE ILE TYR PHE SEQRES 22 R 322 PHE VAL GLY SER PHE ARG GLN ARG GLN ASN ARG GLN ASN SEQRES 23 R 322 LEU LYS LEU VAL LEU GLN ARG ALA LEU GLN ASP ALA SER SEQRES 24 R 322 GLU VAL ASP GLU GLY GLY GLY GLN LEU PRO GLU GLU ILE SEQRES 25 R 322 LEU GLU LEU SER GLY SER ARG LEU GLU GLN SEQRES 1 F 50 MET ASN GLU ALA PHE GLU ARG ALA LEU GLU GLU ALA VAL SEQRES 2 F 50 ARG ALA GLY MET PRO ARG GLU ARG ALA GLU TYR TRP ALA SEQRES 3 F 50 ARG LYS LEU MET LEU THR ASP PRO PHE ILE LYS TYR GLU SEQRES 4 F 50 ASP LEU VAL LYS GLU LEU LYS LYS LEU ALA GLY SEQRES 1 A 246 MET GLY SER THR VAL SER ALA GLU ASP LYS ALA ALA ALA SEQRES 2 A 246 GLU ARG SER LYS MET ILE ASP LYS ASN LEU ARG GLU ASP SEQRES 3 A 246 GLY GLU LYS ALA ARG ARG THR LEU ARG LEU LEU LEU LEU SEQRES 4 A 246 GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 246 MET ARG ILE LEU HIS GLY GLY SER GLY GLY SER GLY GLY SEQRES 6 A 246 THR SER GLY ILE PHE GLU THR LYS PHE GLN VAL ASP LYS SEQRES 7 A 246 VAL ASN PHE HIS MET PHE ASP VAL GLY GLY GLN ARG ASP SEQRES 8 A 246 GLU ARG ARG LYS TRP ILE GLN CYS PHE ASN ASP VAL THR SEQRES 9 A 246 ALA ILE ILE PHE VAL VAL ASP SER SER ASP TYR ASN ARG SEQRES 10 A 246 LEU GLN GLU ALA LEU ASN ASP PHE LYS SER ILE TRP ASN SEQRES 11 A 246 ASN ARG TRP LEU ARG THR ILE SER VAL ILE LEU PHE LEU SEQRES 12 A 246 ASN LYS GLN ASP LEU LEU ALA GLU LYS VAL LEU ALA GLY SEQRES 13 A 246 LYS SER LYS ILE GLU ASP TYR PHE PRO GLU PHE ALA ARG SEQRES 14 A 246 TYR THR THR PRO GLU ASP ALA THR PRO GLU PRO GLY GLU SEQRES 15 A 246 ASP PRO ARG VAL THR ARG ALA LYS TYR PHE ILE ARG LYS SEQRES 16 A 246 GLU PHE VAL ASP ILE SER THR ALA SER GLY ASP GLY ARG SEQRES 17 A 246 HIS ILE CYS TYR PRO HIS PHE THR CYS ALA VAL ASP THR SEQRES 18 A 246 GLU ASN ALA ARG ARG ILE PHE ASN ASP CYS LYS ASP ILE SEQRES 19 A 246 ILE LEU GLN MET ASN LEU ARG GLU TYR ASN LEU VAL SEQRES 1 E 257 ASP VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 E 257 PRO GLY GLY SER ARG LYS LEU SER CYS SER ALA SER GLY SEQRES 3 E 257 PHE ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN SEQRES 4 E 257 ALA PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER SEQRES 5 E 257 SER GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS SEQRES 6 E 257 GLY ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR SEQRES 7 E 257 LEU PHE LEU GLN MET THR SER LEU ARG SER GLU ASP THR SEQRES 8 E 257 ALA MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY SEQRES 9 E 257 SER SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU SEQRES 10 E 257 THR VAL SER SER GLY GLY GLY GLY SER GLY GLY GLY GLY SEQRES 11 E 257 SER GLY GLY GLY GLY SER ASP ILE VAL MET THR GLN ALA SEQRES 12 E 257 THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SER SEQRES 13 E 257 ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER ASN SEQRES 14 E 257 GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO GLY SEQRES 15 E 257 GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN LEU SEQRES 16 E 257 ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SER SEQRES 17 E 257 GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU ALA SEQRES 18 E 257 GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU GLU SEQRES 19 E 257 TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU LEU SEQRES 20 E 257 LYS ALA ALA ALA LEU GLU VAL LEU PHE GLN SEQRES 1 B 345 GLY PRO GLY SER SER GLY SER GLU LEU ASP GLN LEU ARG SEQRES 2 B 345 GLN GLU ALA GLU GLN LEU LYS ASN GLN ILE ARG ASP ALA SEQRES 3 B 345 ARG LYS ALA CYS ALA ASP ALA THR LEU SER GLN ILE THR SEQRES 4 B 345 ASN ASN ILE ASP PRO VAL GLY ARG ILE GLN MET ARG THR SEQRES 5 B 345 ARG ARG THR LEU ARG GLY HIS LEU ALA LYS ILE TYR ALA SEQRES 6 B 345 MET HIS TRP GLY THR ASP SER ARG LEU LEU VAL SER ALA SEQRES 7 B 345 SER GLN ASP GLY LYS LEU ILE ILE TRP ASP SER TYR THR SEQRES 8 B 345 THR ASN LYS VAL HIS ALA ILE PRO LEU ARG SER SER TRP SEQRES 9 B 345 VAL MET THR CYS ALA TYR ALA PRO SER GLY ASN TYR VAL SEQRES 10 B 345 ALA CYS GLY GLY LEU ASP ASN ILE CYS SER ILE TYR ASN SEQRES 11 B 345 LEU LYS THR ARG GLU GLY ASN VAL ARG VAL SER ARG GLU SEQRES 12 B 345 LEU ALA GLY HIS THR GLY TYR LEU SER CYS CYS ARG PHE SEQRES 13 B 345 LEU ASP ASP ASN GLN ILE VAL THR SER SER GLY ASP THR SEQRES 14 B 345 THR CYS ALA LEU TRP ASP ILE GLU THR GLY GLN GLN THR SEQRES 15 B 345 THR THR PHE THR GLY HIS THR GLY ASP VAL MET SER LEU SEQRES 16 B 345 SER LEU ALA PRO ASP THR ARG LEU PHE VAL SER GLY ALA SEQRES 17 B 345 CYS ASP ALA SER ALA LYS LEU TRP ASP VAL ARG GLU GLY SEQRES 18 B 345 MET CYS ARG GLN THR PHE THR GLY HIS GLU SER ASP ILE SEQRES 19 B 345 ASN ALA ILE CYS PHE PHE PRO ASN GLY ASN ALA PHE ALA SEQRES 20 B 345 THR GLY SER ASP ASP ALA THR CYS ARG LEU PHE ASP LEU SEQRES 21 B 345 ARG ALA ASP GLN GLU LEU MET THR TYR SER HIS ASP ASN SEQRES 22 B 345 ILE ILE CYS GLY ILE THR SER VAL SER PHE SER LYS SER SEQRES 23 B 345 GLY ARG LEU LEU LEU ALA GLY TYR ASP ASP PHE ASN CYS SEQRES 24 B 345 ASN VAL TRP ASP ALA LEU LYS ALA ASP ARG ALA GLY VAL SEQRES 25 B 345 LEU ALA GLY HIS ASP ASN ARG VAL SER CYS LEU GLY VAL SEQRES 26 B 345 THR ASP ASP GLY MET ALA VAL ALA THR GLY SER TRP ASP SEQRES 27 B 345 SER PHE LEU LYS ILE TRP ASN SEQRES 1 C 71 MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG SEQRES 2 C 71 LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP SEQRES 3 C 71 ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA SEQRES 4 C 71 TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR SEQRES 5 C 71 PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS SEQRES 6 C 71 PHE PHE CYS ALA ILE LEU HELIX 1 AA1 THR R 27 ARG R 55 1 29 HELIX 2 AA2 ASN R 59 ILE R 88 1 30 HELIX 3 AA3 PRO R 91 TRP R 126 1 36 HELIX 4 AA4 TRP R 126 HIS R 133 1 8 HELIX 5 AA5 HIS R 137 CYS R 161 1 25 HELIX 6 AA6 SER R 170 GLY R 205 1 36 HELIX 7 AA7 LEU R 211 GLY R 229 1 19 HELIX 8 AA8 LEU R 230 ILE R 242 1 13 HELIX 9 AA9 HIS R 252 PHE R 273 1 22 HELIX 10 AB1 ASN F 2 ARG F 14 1 13 HELIX 11 AB2 PRO F 18 ASP F 33 1 16 HELIX 12 AB3 LYS F 37 GLY F 50 1 14 HELIX 13 AB4 SER A 6 ARG A 32 1 27 HELIX 14 AB5 LYS A 95 PHE A 100 5 6 HELIX 15 AB6 TYR A 115 ASN A 130 1 16 HELIX 16 AB7 LYS A 145 GLY A 156 1 12 HELIX 17 AB8 LYS A 159 TYR A 163 5 5 HELIX 18 AB9 PHE A 164 TYR A 170 5 7 HELIX 19 AC1 ASP A 183 SER A 204 1 22 HELIX 20 AC2 GLU A 222 TYR A 243 1 22 HELIX 21 AC3 SER E 53 GLY E 56 5 4 HELIX 22 AC4 ARG E 87 THR E 91 5 5 HELIX 23 AC5 LEU B 4 CYS B 25 1 22 HELIX 24 AC6 THR B 29 ASN B 36 1 8 HELIX 25 AC7 ALA C 12 ASN C 24 1 13 HELIX 26 AC8 LYS C 29 HIS C 44 1 16 HELIX 27 AC9 ALA C 45 ASP C 48 5 4 SHEET 1 AA1 6 THR A 72 VAL A 76 0 SHEET 2 AA1 6 VAL A 79 PHE A 84 -1 O VAL A 79 N VAL A 76 SHEET 3 AA1 6 LEU A 34 GLY A 40 1 N LEU A 38 O PHE A 84 SHEET 4 AA1 6 ALA A 105 ASP A 111 1 O ILE A 107 N LEU A 39 SHEET 5 AA1 6 SER A 138 ASN A 144 1 O PHE A 142 N PHE A 108 SHEET 6 AA1 6 CYS A 211 PHE A 215 1 O TYR A 212 N LEU A 141 SHEET 1 AA2 4 LEU E 4 SER E 7 0 SHEET 2 AA2 4 LYS E 19 ALA E 24 -1 O SER E 23 N VAL E 5 SHEET 3 AA2 4 THR E 78 MET E 83 -1 O LEU E 81 N LEU E 20 SHEET 4 AA2 4 PHE E 68 ASP E 73 -1 N THR E 69 O GLN E 82 SHEET 1 AA3 6 GLY E 10 VAL E 12 0 SHEET 2 AA3 6 THR E 115 VAL E 119 1 O THR E 118 N GLY E 10 SHEET 3 AA3 6 ALA E 92 SER E 99 -1 N TYR E 94 O THR E 115 SHEET 4 AA3 6 GLY E 33 GLN E 39 -1 N HIS E 35 O VAL E 97 SHEET 5 AA3 6 LEU E 45 ILE E 51 -1 O GLU E 46 N ARG E 38 SHEET 6 AA3 6 ILE E 58 TYR E 60 -1 O TYR E 59 N TYR E 50 SHEET 1 AA4 4 MET E 128 GLN E 130 0 SHEET 2 AA4 4 VAL E 143 SER E 149 -1 O ARG E 148 N THR E 129 SHEET 3 AA4 4 ALA E 199 ILE E 204 -1 O PHE E 200 N CYS E 147 SHEET 4 AA4 4 PHE E 191 SER E 196 -1 N SER E 194 O THR E 201 SHEET 1 AA5 6 SER E 134 PRO E 136 0 SHEET 2 AA5 6 THR E 231 GLU E 234 1 O LYS E 232 N VAL E 135 SHEET 3 AA5 6 GLY E 213 GLN E 219 -1 N TYR E 215 O THR E 231 SHEET 4 AA5 6 LEU E 162 GLN E 167 -1 N TYR E 163 O MET E 218 SHEET 5 AA5 6 GLN E 174 TYR E 178 -1 O LEU E 176 N TRP E 164 SHEET 6 AA5 6 ASN E 182 LEU E 183 -1 O ASN E 182 N TYR E 178 SHEET 1 AA6 4 THR B 47 LEU B 51 0 SHEET 2 AA6 4 LEU B 336 TRP B 339 -1 O ILE B 338 N ARG B 49 SHEET 3 AA6 4 VAL B 327 SER B 331 -1 N VAL B 327 O TRP B 339 SHEET 4 AA6 4 VAL B 315 VAL B 320 -1 N CYS B 317 O GLY B 330 SHEET 1 AA7 4 ILE B 58 TRP B 63 0 SHEET 2 AA7 4 LEU B 69 SER B 74 -1 O ALA B 73 N ALA B 60 SHEET 3 AA7 4 LYS B 78 ASP B 83 -1 O TRP B 82 N LEU B 70 SHEET 4 AA7 4 LYS B 89 PRO B 94 -1 O ILE B 93 N LEU B 79 SHEET 1 AA8 4 VAL B 100 TYR B 105 0 SHEET 2 AA8 4 TYR B 111 GLY B 116 -1 O GLY B 115 N MET B 101 SHEET 3 AA8 4 CYS B 121 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA8 4 ARG B 134 LEU B 139 -1 O SER B 136 N ILE B 123 SHEET 1 AA9 4 LEU B 146 PHE B 151 0 SHEET 2 AA9 4 GLN B 156 SER B 161 -1 O SER B 160 N CYS B 148 SHEET 3 AA9 4 THR B 165 ASP B 170 -1 O THR B 165 N SER B 161 SHEET 4 AA9 4 GLN B 175 THR B 181 -1 O THR B 177 N LEU B 168 SHEET 1 AB1 4 SER B 189 LEU B 192 0 SHEET 2 AB1 4 LEU B 198 GLY B 202 -1 O GLY B 202 N SER B 189 SHEET 3 AB1 4 ALA B 208 ASP B 212 -1 O TRP B 211 N PHE B 199 SHEET 4 AB1 4 MET B 217 PHE B 222 -1 O PHE B 222 N ALA B 208 SHEET 1 AB2 4 ILE B 229 PHE B 234 0 SHEET 2 AB2 4 ALA B 240 SER B 245 -1 O ALA B 242 N CYS B 233 SHEET 3 AB2 4 CYS B 250 ASP B 254 -1 O PHE B 253 N PHE B 241 SHEET 4 AB2 4 GLN B 259 TYR B 264 -1 O LEU B 261 N LEU B 252 SHEET 1 AB3 4 ILE B 273 PHE B 278 0 SHEET 2 AB3 4 LEU B 284 TYR B 289 -1 O GLY B 288 N SER B 275 SHEET 3 AB3 4 CYS B 294 ASP B 298 -1 O TRP B 297 N LEU B 285 SHEET 4 AB3 4 ARG B 304 LEU B 308 -1 O ALA B 305 N VAL B 296 SSBOND 1 CYS E 147 CYS E 217 1555 1555 2.04 CISPEP 1 TYR E 223 PRO E 224 0 -0.12 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 CONECT 5127 5660 CONECT 5660 5127 MASTER 404 0 0 27 54 0 0 6 8617 6 2 101 END