HEADER MEMBRANE PROTEIN 04-NOV-21 7VV5 TITLE CRYO-EM STRUCTURE OF PSEUDOALLERGEN RECEPTOR MRGPRX2 COMPLEX WITH TITLE 2 C48/80, STATE1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: ADENYLATE CYCLASE-INHIBITING G ALPHA PROTEIN; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 8 BETA-1; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: TRANSDUCIN BETA CHAIN 1; COMPND 11 ENGINEERED: YES; COMPND 12 MOL_ID: 3; COMPND 13 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 14 GAMMA-2; COMPND 15 CHAIN: G; COMPND 16 SYNONYM: G GAMMA-I; COMPND 17 ENGINEERED: YES; COMPND 18 MOL_ID: 4; COMPND 19 MOLECULE: SCFV; COMPND 20 CHAIN: S; COMPND 21 ENGINEERED: YES; COMPND 22 MOL_ID: 5; COMPND 23 MOLECULE: MAS-RELATED G-PROTEIN COUPLED RECEPTOR MEMBER X2; COMPND 24 CHAIN: R; COMPND 25 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: GNAI1; 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_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: GNB1; SOURCE 13 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 17 ORGANISM_COMMON: HUMAN; SOURCE 18 ORGANISM_TAXID: 9606; SOURCE 19 GENE: GNG2; SOURCE 20 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 22 MOL_ID: 4; SOURCE 23 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 24 ORGANISM_COMMON: HUMAN; SOURCE 25 ORGANISM_TAXID: 9606; SOURCE 26 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 27 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 28 MOL_ID: 5; SOURCE 29 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 30 ORGANISM_COMMON: HUMAN; SOURCE 31 ORGANISM_TAXID: 9606; SOURCE 32 GENE: MRGPRX2, MRGX2; SOURCE 33 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 34 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS G PROTEIN-COUPLED RECEPTOR, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Y.LI,F.YANG REVDAT 3 06-NOV-24 7VV5 1 REMARK REVDAT 2 20-JUL-22 7VV5 1 AUTHOR JRNL REVDAT 1 01-DEC-21 7VV5 0 JRNL AUTH F.YANG,L.GUO,Y.LI,G.WANG,J.WANG,C.ZHANG,G.X.FANG,X.CHEN, JRNL AUTH 2 L.LIU,X.YAN,Q.LIU,C.QU,Y.XU,P.XIAO,Z.ZHU,Z.LI,J.ZHOU,X.YU, JRNL AUTH 3 N.GAO,J.P.SUN JRNL TITL STRUCTURE, FUNCTION AND PHARMACOLOGY OF HUMAN ITCH RECEPTOR JRNL TITL 2 COMPLEXES. JRNL REF NATURE V. 600 164 2021 JRNL REFN ESSN 1476-4687 JRNL PMID 34789875 JRNL DOI 10.1038/S41586-021-04077-Y REMARK 2 REMARK 2 RESOLUTION. 2.76 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) : 2.760 REMARK 3 NUMBER OF PARTICLES : 264735 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 7VV5 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 17-NOV-21. REMARK 100 THE DEPOSITION ID IS D_1300025427. 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 : CRYO-EM STRUCTURE OF REMARK 245 PSEUDOALLERGEN RECEPTOR MRGPRX2 REMARK 245 COMPLEX WITH C48/80, STATE1 REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 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 TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 SUMMIT (4K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL 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) : 5800.00 REMARK 245 ILLUMINATION MODE : SPOT SCAN REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 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: PENTAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, G, S, R 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 A 1 REMARK 465 GLY A 2 REMARK 465 ILE A 56 REMARK 465 HIS A 57 REMARK 465 GLU A 58 REMARK 465 ALA A 59 REMARK 465 GLY A 60 REMARK 465 TYR A 61 REMARK 465 SER A 62 REMARK 465 GLU A 63 REMARK 465 GLU A 64 REMARK 465 GLU A 65 REMARK 465 CYS A 66 REMARK 465 LYS A 67 REMARK 465 GLN A 68 REMARK 465 TYR A 69 REMARK 465 LYS A 70 REMARK 465 ALA A 71 REMARK 465 VAL A 72 REMARK 465 VAL A 73 REMARK 465 TYR A 74 REMARK 465 SER A 75 REMARK 465 ASN A 76 REMARK 465 THR A 77 REMARK 465 ILE A 78 REMARK 465 GLN A 79 REMARK 465 SER A 80 REMARK 465 ILE A 81 REMARK 465 ILE A 82 REMARK 465 ALA A 83 REMARK 465 ILE A 84 REMARK 465 ILE A 85 REMARK 465 ARG A 86 REMARK 465 ALA A 87 REMARK 465 MET A 88 REMARK 465 GLY A 89 REMARK 465 ARG A 90 REMARK 465 LEU A 91 REMARK 465 LYS A 92 REMARK 465 ILE A 93 REMARK 465 ASP A 94 REMARK 465 PHE A 95 REMARK 465 GLY A 96 REMARK 465 ASP A 97 REMARK 465 SER A 98 REMARK 465 ALA A 99 REMARK 465 ARG A 100 REMARK 465 ALA A 101 REMARK 465 ASP A 102 REMARK 465 ASP A 103 REMARK 465 ALA A 104 REMARK 465 ARG A 105 REMARK 465 GLN A 106 REMARK 465 LEU A 107 REMARK 465 PHE A 108 REMARK 465 VAL A 109 REMARK 465 LEU A 110 REMARK 465 ALA A 111 REMARK 465 GLY A 112 REMARK 465 ALA A 113 REMARK 465 ALA A 114 REMARK 465 GLU A 115 REMARK 465 GLU A 116 REMARK 465 GLY A 117 REMARK 465 PHE A 118 REMARK 465 MET A 119 REMARK 465 THR A 120 REMARK 465 ALA A 121 REMARK 465 GLU A 122 REMARK 465 LEU A 123 REMARK 465 ALA A 124 REMARK 465 GLY A 125 REMARK 465 VAL A 126 REMARK 465 ILE A 127 REMARK 465 LYS A 128 REMARK 465 ARG A 129 REMARK 465 LEU A 130 REMARK 465 TRP A 131 REMARK 465 LYS A 132 REMARK 465 ASP A 133 REMARK 465 SER A 134 REMARK 465 GLY A 135 REMARK 465 VAL A 136 REMARK 465 GLN A 137 REMARK 465 ALA A 138 REMARK 465 CYS A 139 REMARK 465 PHE A 140 REMARK 465 ASN A 141 REMARK 465 ARG A 142 REMARK 465 SER A 143 REMARK 465 ARG A 144 REMARK 465 GLU A 145 REMARK 465 TYR A 146 REMARK 465 GLN A 147 REMARK 465 LEU A 148 REMARK 465 ASN A 149 REMARK 465 ASP A 150 REMARK 465 SER A 151 REMARK 465 ALA A 152 REMARK 465 ALA A 153 REMARK 465 TYR A 154 REMARK 465 TYR A 155 REMARK 465 LEU A 156 REMARK 465 ASN A 157 REMARK 465 ASP A 158 REMARK 465 LEU A 159 REMARK 465 ASP A 160 REMARK 465 ARG A 161 REMARK 465 ILE A 162 REMARK 465 ALA A 163 REMARK 465 GLN A 164 REMARK 465 PRO A 165 REMARK 465 ASN A 166 REMARK 465 TYR A 167 REMARK 465 ILE A 168 REMARK 465 PRO A 169 REMARK 465 THR A 170 REMARK 465 GLN A 171 REMARK 465 GLN A 172 REMARK 465 ASP A 173 REMARK 465 VAL A 174 REMARK 465 LEU A 175 REMARK 465 ARG A 176 REMARK 465 THR A 177 REMARK 465 ARG A 178 REMARK 465 VAL A 179 REMARK 465 LYS A 180 REMARK 465 THR A 181 REMARK 465 MET B -17 REMARK 465 HIS B -16 REMARK 465 HIS B -15 REMARK 465 HIS B -14 REMARK 465 HIS B -13 REMARK 465 HIS B -12 REMARK 465 HIS B -11 REMARK 465 LEU B -10 REMARK 465 GLU B -9 REMARK 465 VAL B -8 REMARK 465 LEU B -7 REMARK 465 PHE B -6 REMARK 465 GLN B -5 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 ASN G 5 REMARK 465 THR G 6 REMARK 465 MET S -36 REMARK 465 LEU S -35 REMARK 465 LEU S -34 REMARK 465 VAL S -33 REMARK 465 ASN S -32 REMARK 465 GLN S -31 REMARK 465 SER S -30 REMARK 465 HIS S -29 REMARK 465 GLN S -28 REMARK 465 GLY S -27 REMARK 465 PHE S -26 REMARK 465 ASN S -25 REMARK 465 LYS S -24 REMARK 465 GLU S -23 REMARK 465 HIS S -22 REMARK 465 THR S -21 REMARK 465 SER S -20 REMARK 465 LYS S -19 REMARK 465 MET S -18 REMARK 465 VAL S -17 REMARK 465 SER S -16 REMARK 465 ALA S -15 REMARK 465 ILE S -14 REMARK 465 VAL S -13 REMARK 465 LEU S -12 REMARK 465 TYR S -11 REMARK 465 VAL S -10 REMARK 465 LEU S -9 REMARK 465 LEU S -8 REMARK 465 ALA S -7 REMARK 465 ALA S -6 REMARK 465 ALA S -5 REMARK 465 ALA S -4 REMARK 465 HIS S -3 REMARK 465 SER S -2 REMARK 465 ALA S -1 REMARK 465 PHE S 0 REMARK 465 ALA S 1 REMARK 465 ALA S 120A REMARK 465 GLY S 120B REMARK 465 GLY S 120C REMARK 465 GLY S 120D REMARK 465 GLY S 120E REMARK 465 SER S 120F REMARK 465 GLY S 120G REMARK 465 GLY S 120H REMARK 465 GLY S 120I REMARK 465 GLY S 120J REMARK 465 SER S 120K REMARK 465 GLY S 120L REMARK 465 GLY S 120M REMARK 465 GLY S 120N REMARK 465 MET R 1 REMARK 465 ASP R 2 REMARK 465 PRO R 3 REMARK 465 THR R 4 REMARK 465 THR R 5 REMARK 465 PRO R 6 REMARK 465 ALA R 7 REMARK 465 TRP R 8 REMARK 465 GLY R 9 REMARK 465 THR R 10 REMARK 465 GLU R 11 REMARK 465 SER R 12 REMARK 465 THR R 13 REMARK 465 THR R 14 REMARK 465 VAL R 15 REMARK 465 ASN R 16 REMARK 465 GLY R 17 REMARK 465 ASN R 18 REMARK 465 ASP R 19 REMARK 465 GLN R 20 REMARK 465 ALA R 21 REMARK 465 ARG R 290 REMARK 465 LEU R 291 REMARK 465 GLN R 292 REMARK 465 GLN R 293 REMARK 465 PRO R 294 REMARK 465 ILE R 295 REMARK 465 LEU R 296 REMARK 465 LYS R 297 REMARK 465 LEU R 298 REMARK 465 ALA R 299 REMARK 465 LEU R 300 REMARK 465 GLN R 301 REMARK 465 ARG R 302 REMARK 465 ALA R 303 REMARK 465 LEU R 304 REMARK 465 GLN R 305 REMARK 465 ASP R 306 REMARK 465 ILE R 307 REMARK 465 ALA R 308 REMARK 465 GLU R 309 REMARK 465 VAL R 310 REMARK 465 ASP R 311 REMARK 465 HIS R 312 REMARK 465 SER R 313 REMARK 465 GLU R 314 REMARK 465 GLY R 315 REMARK 465 CYS R 316 REMARK 465 PHE R 317 REMARK 465 ARG R 318 REMARK 465 GLN R 319 REMARK 465 GLY R 320 REMARK 465 THR R 321 REMARK 465 PRO R 322 REMARK 465 GLU R 323 REMARK 465 MET R 324 REMARK 465 SER R 325 REMARK 465 ARG R 326 REMARK 465 SER R 327 REMARK 465 SER R 328 REMARK 465 LEU R 329 REMARK 465 VAL R 330 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 ILE A 55 CG1 CG2 CD1 REMARK 470 LYS A 209 CG CD CE NZ REMARK 470 ARG B 214 CG CD NE CZ NH1 NH2 REMARK 470 ASN B 237 CG OD1 ND2 REMARK 470 ASP G 26 CG OD1 OD2 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 LEU B 79 CA - CB - CG ANGL. DEV. = 14.8 DEGREES REMARK 500 LEU B 318 CA - CB - CG ANGL. DEV. = 15.2 DEGREES REMARK 500 LEU B 336 CA - CB - CG ANGL. DEV. = 16.0 DEGREES REMARK 500 LEU R 226 CA - CB - CG ANGL. DEV. = 17.1 DEGREES REMARK 500 LEU R 230 CA - CB - CG ANGL. DEV. = 15.4 DEGREES REMARK 500 REMARK 500 REMARK: NULL 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 THR A 4 52.22 -94.04 REMARK 500 LEU A 39 -169.52 -115.32 REMARK 500 ASP A 229 30.87 -92.67 REMARK 500 ASN A 294 53.14 -100.43 REMARK 500 THR B 34 40.04 -98.75 REMARK 500 LYS B 127 74.27 -104.30 REMARK 500 ASP B 153 -167.54 -123.70 REMARK 500 SER B 227 -169.11 -114.88 REMARK 500 PHE B 292 4.59 83.70 REMARK 500 GLU S 42 33.00 -143.42 REMARK 500 MET S 180 -20.31 73.46 REMARK 500 SER S 181 -18.52 -140.55 REMARK 500 THR S 198 -7.95 66.86 REMARK 500 ARG S 206 71.64 58.55 REMARK 500 CYS R 26 -50.89 -123.02 REMARK 500 ARG R 214 -34.75 -131.26 REMARK 500 LEU R 245 -37.72 -130.79 REMARK 500 PHE R 280 -50.04 -125.12 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-32138 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF PSEUDOALLERGEN RECEPTOR MRGPRX2 COMPLEX WITH REMARK 900 C48/80, STATE1 DBREF 7VV5 A 1 354 UNP P63096 GNAI1_HUMAN 1 354 DBREF 7VV5 B 2 340 UNP P62873 GBB1_HUMAN 2 340 DBREF 7VV5 G 5 62 UNP P59768 GBG2_HUMAN 5 62 DBREF 7VV5 S -36 235 PDB 7VV5 7VV5 -36 235 DBREF 7VV5 R 1 330 UNP Q96LB1 MRGX2_HUMAN 1 330 SEQADV 7VV5 MET B -17 UNP P62873 INITIATING METHIONINE SEQADV 7VV5 HIS B -16 UNP P62873 EXPRESSION TAG SEQADV 7VV5 HIS B -15 UNP P62873 EXPRESSION TAG SEQADV 7VV5 HIS B -14 UNP P62873 EXPRESSION TAG SEQADV 7VV5 HIS B -13 UNP P62873 EXPRESSION TAG SEQADV 7VV5 HIS B -12 UNP P62873 EXPRESSION TAG SEQADV 7VV5 HIS B -11 UNP P62873 EXPRESSION TAG SEQADV 7VV5 LEU B -10 UNP P62873 EXPRESSION TAG SEQADV 7VV5 GLU B -9 UNP P62873 EXPRESSION TAG SEQADV 7VV5 VAL B -8 UNP P62873 EXPRESSION TAG SEQADV 7VV5 LEU B -7 UNP P62873 EXPRESSION TAG SEQADV 7VV5 PHE B -6 UNP P62873 EXPRESSION TAG SEQADV 7VV5 GLN B -5 UNP P62873 EXPRESSION TAG SEQADV 7VV5 GLY B -4 UNP P62873 EXPRESSION TAG SEQADV 7VV5 PRO B -3 UNP P62873 EXPRESSION TAG SEQADV 7VV5 GLY B -2 UNP P62873 EXPRESSION TAG SEQADV 7VV5 SER B -1 UNP P62873 EXPRESSION TAG SEQADV 7VV5 SER B 0 UNP P62873 EXPRESSION TAG SEQADV 7VV5 GLY B 1 UNP P62873 EXPRESSION TAG SEQRES 1 A 354 MET GLY CYS THR LEU SER ALA GLU ASP LYS ALA ALA VAL SEQRES 2 A 354 GLU ARG SER LYS MET ILE ASP ARG ASN LEU ARG GLU ASP SEQRES 3 A 354 GLY GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU LEU LEU SEQRES 4 A 354 GLY ALA GLY GLU SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 354 MET LYS ILE ILE HIS GLU ALA GLY TYR SER GLU GLU GLU SEQRES 6 A 354 CYS LYS GLN TYR LYS ALA VAL VAL TYR SER ASN THR ILE SEQRES 7 A 354 GLN SER ILE ILE ALA ILE ILE ARG ALA MET GLY ARG LEU SEQRES 8 A 354 LYS ILE ASP PHE GLY ASP SER ALA ARG ALA ASP ASP ALA SEQRES 9 A 354 ARG GLN LEU PHE VAL LEU ALA GLY ALA ALA GLU GLU GLY SEQRES 10 A 354 PHE MET THR ALA GLU LEU ALA GLY VAL ILE LYS ARG LEU SEQRES 11 A 354 TRP LYS ASP SER GLY VAL GLN ALA CYS PHE ASN ARG SER SEQRES 12 A 354 ARG GLU TYR GLN LEU ASN ASP SER ALA ALA TYR TYR LEU SEQRES 13 A 354 ASN ASP LEU ASP ARG ILE ALA GLN PRO ASN TYR ILE PRO SEQRES 14 A 354 THR GLN GLN ASP VAL LEU ARG THR ARG VAL LYS THR THR SEQRES 15 A 354 GLY ILE VAL GLU THR HIS PHE THR PHE LYS ASP LEU HIS SEQRES 16 A 354 PHE LYS MET PHE ASP VAL GLY GLY GLN ARG SER GLU ARG SEQRES 17 A 354 LYS LYS TRP ILE HIS CYS PHE GLU GLY VAL THR ALA ILE SEQRES 18 A 354 ILE PHE CYS VAL ALA LEU SER ASP TYR ASP LEU VAL LEU SEQRES 19 A 354 ALA GLU ASP GLU GLU MET ASN ARG MET HIS GLU SER MET SEQRES 20 A 354 LYS LEU PHE ASP SER ILE CYS ASN ASN LYS TRP PHE THR SEQRES 21 A 354 ASP THR SER ILE ILE LEU PHE LEU ASN LYS LYS ASP LEU SEQRES 22 A 354 PHE GLU GLU LYS ILE LYS LYS SER PRO LEU THR ILE CYS SEQRES 23 A 354 TYR PRO GLU TYR ALA GLY SER ASN THR TYR GLU GLU ALA SEQRES 24 A 354 ALA ALA TYR ILE GLN CYS GLN PHE GLU ASP LEU ASN LYS SEQRES 25 A 354 ARG LYS ASP THR LYS GLU ILE TYR THR HIS PHE THR CYS SEQRES 26 A 354 ALA THR ASP THR LYS ASN VAL GLN PHE VAL PHE ASP ALA SEQRES 27 A 354 VAL THR ASP VAL ILE ILE LYS ASN ASN LEU LYS ASP CYS SEQRES 28 A 354 GLY LEU PHE SEQRES 1 B 358 MET HIS HIS HIS HIS HIS HIS LEU GLU VAL LEU PHE GLN SEQRES 2 B 358 GLY PRO GLY SER SER GLY SER GLU LEU ASP GLN LEU ARG SEQRES 3 B 358 GLN GLU ALA GLU GLN LEU LYS ASN GLN ILE ARG ASP ALA SEQRES 4 B 358 ARG LYS ALA CYS ALA ASP ALA THR LEU SER GLN ILE THR SEQRES 5 B 358 ASN ASN ILE ASP PRO VAL GLY ARG ILE GLN MET ARG THR SEQRES 6 B 358 ARG ARG THR LEU ARG GLY HIS LEU ALA LYS ILE TYR ALA SEQRES 7 B 358 MET HIS TRP GLY THR ASP SER ARG LEU LEU VAL SER ALA SEQRES 8 B 358 SER GLN ASP GLY LYS LEU ILE ILE TRP ASP SER TYR THR SEQRES 9 B 358 THR ASN LYS VAL HIS ALA ILE PRO LEU ARG SER SER TRP SEQRES 10 B 358 VAL MET THR CYS ALA TYR ALA PRO SER GLY ASN TYR VAL SEQRES 11 B 358 ALA CYS GLY GLY LEU ASP ASN ILE CYS SER ILE TYR ASN SEQRES 12 B 358 LEU LYS THR ARG GLU GLY ASN VAL ARG VAL SER ARG GLU SEQRES 13 B 358 LEU ALA GLY HIS THR GLY TYR LEU SER CYS CYS ARG PHE SEQRES 14 B 358 LEU ASP ASP ASN GLN ILE VAL THR SER SER GLY ASP THR SEQRES 15 B 358 THR CYS ALA LEU TRP ASP ILE GLU THR GLY GLN GLN THR SEQRES 16 B 358 THR THR PHE THR GLY HIS THR GLY ASP VAL MET SER LEU SEQRES 17 B 358 SER LEU ALA PRO ASP THR ARG LEU PHE VAL SER GLY ALA SEQRES 18 B 358 CYS ASP ALA SER ALA LYS LEU TRP ASP VAL ARG GLU GLY SEQRES 19 B 358 MET CYS ARG GLN THR PHE THR GLY HIS GLU SER ASP ILE SEQRES 20 B 358 ASN ALA ILE CYS PHE PHE PRO ASN GLY ASN ALA PHE ALA SEQRES 21 B 358 THR GLY SER ASP ASP ALA THR CYS ARG LEU PHE ASP LEU SEQRES 22 B 358 ARG ALA ASP GLN GLU LEU MET THR TYR SER HIS ASP ASN SEQRES 23 B 358 ILE ILE CYS GLY ILE THR SER VAL SER PHE SER LYS SER SEQRES 24 B 358 GLY ARG LEU LEU LEU ALA GLY TYR ASP ASP PHE ASN CYS SEQRES 25 B 358 ASN VAL TRP ASP ALA LEU LYS ALA ASP ARG ALA GLY VAL SEQRES 26 B 358 LEU ALA GLY HIS ASP ASN ARG VAL SER CYS LEU GLY VAL SEQRES 27 B 358 THR ASP ASP GLY MET ALA VAL ALA THR GLY SER TRP ASP SEQRES 28 B 358 SER PHE LEU LYS ILE TRP ASN SEQRES 1 G 58 ASN THR ALA SER ILE ALA GLN ALA ARG LYS LEU VAL GLU SEQRES 2 G 58 GLN LEU LYS MET GLU ALA ASN ILE ASP ARG ILE LYS VAL SEQRES 3 G 58 SER LYS ALA ALA ALA ASP LEU MET ALA TYR CYS GLU ALA SEQRES 4 G 58 HIS ALA LYS GLU ASP PRO LEU LEU THR PRO VAL PRO ALA SEQRES 5 G 58 SER GLU ASN PRO PHE ARG SEQRES 1 S 285 MET LEU LEU VAL ASN GLN SER HIS GLN GLY PHE ASN LYS SEQRES 2 S 285 GLU HIS THR SER LYS MET VAL SER ALA ILE VAL LEU TYR SEQRES 3 S 285 VAL LEU LEU ALA ALA ALA ALA HIS SER ALA PHE ALA VAL SEQRES 4 S 285 GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN PRO GLY SEQRES 5 S 285 GLY SER ARG LYS LEU SER CYS SER ALA SER GLY PHE ALA SEQRES 6 S 285 PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN ALA PRO SEQRES 7 S 285 GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER SER GLY SEQRES 8 S 285 SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS GLY ARG SEQRES 9 S 285 PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR LEU PHE SEQRES 10 S 285 LEU GLN MET THR SER LEU ARG SER GLU ASP THR ALA MET SEQRES 11 S 285 TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY SER SER SEQRES 12 S 285 PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU THR VAL SEQRES 13 S 285 SER ALA GLY GLY GLY GLY SER GLY GLY GLY GLY SER GLY SEQRES 14 S 285 GLY GLY GLY SER ALA ASP ILE VAL MET THR GLN ALA THR SEQRES 15 S 285 SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SER ILE SEQRES 16 S 285 SER CYS ARG SER SER LYS SER LEU LEU HIS SER ASN GLY SEQRES 17 S 285 ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO GLY GLN SEQRES 18 S 285 SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN LEU ALA SEQRES 19 S 285 SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SER GLY SEQRES 20 S 285 THR ALA PHE THR LEU THR ILE SER ARG LEU GLU ALA GLU SEQRES 21 S 285 ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU GLU TYR SEQRES 22 S 285 PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU LEU SEQRES 1 R 330 MET ASP PRO THR THR PRO ALA TRP GLY THR GLU SER THR SEQRES 2 R 330 THR VAL ASN GLY ASN ASP GLN ALA LEU LEU LEU LEU CYS SEQRES 3 R 330 GLY LYS GLU THR LEU ILE PRO VAL PHE LEU ILE LEU PHE SEQRES 4 R 330 ILE ALA LEU VAL GLY LEU VAL GLY ASN GLY PHE VAL LEU SEQRES 5 R 330 TRP LEU LEU GLY PHE ARG MET ARG ARG ASN ALA PHE SER SEQRES 6 R 330 VAL TYR VAL LEU SER LEU ALA GLY ALA ASP PHE LEU PHE SEQRES 7 R 330 LEU CYS PHE GLN ILE ILE ASN CYS LEU VAL TYR LEU SER SEQRES 8 R 330 ASN PHE PHE CYS SER ILE SER ILE ASN PHE PRO SER PHE SEQRES 9 R 330 PHE THR THR VAL MET THR CYS ALA TYR LEU ALA GLY LEU SEQRES 10 R 330 SER MET LEU SER THR VAL SER THR GLU ARG CYS LEU SER SEQRES 11 R 330 VAL LEU TRP PRO ILE TRP TYR ARG CYS ARG ARG PRO ARG SEQRES 12 R 330 HIS LEU SER ALA VAL VAL CYS VAL LEU LEU TRP ALA LEU SEQRES 13 R 330 SER LEU LEU LEU SER ILE LEU GLU GLY LYS PHE CYS GLY SEQRES 14 R 330 PHE LEU PHE SER ASP GLY ASP SER GLY TRP CYS GLN THR SEQRES 15 R 330 PHE ASP PHE ILE THR ALA ALA TRP LEU ILE PHE LEU PHE SEQRES 16 R 330 MET VAL LEU CYS GLY SER SER LEU ALA LEU LEU VAL ARG SEQRES 17 R 330 ILE LEU CYS GLY SER ARG GLY LEU PRO LEU THR ARG LEU SEQRES 18 R 330 TYR LEU THR ILE LEU LEU THR VAL LEU VAL PHE LEU LEU SEQRES 19 R 330 CYS GLY LEU PRO PHE GLY ILE GLN TRP PHE LEU ILE LEU SEQRES 20 R 330 TRP ILE TRP LYS ASP SER ASP VAL LEU PHE CYS HIS ILE SEQRES 21 R 330 HIS PRO VAL SER VAL VAL LEU SER SER LEU ASN SER SER SEQRES 22 R 330 ALA ASN PRO ILE ILE TYR PHE PHE VAL GLY SER PHE ARG SEQRES 23 R 330 LYS GLN TRP ARG LEU GLN GLN PRO ILE LEU LYS LEU ALA SEQRES 24 R 330 LEU GLN ARG ALA LEU GLN ASP ILE ALA GLU VAL ASP HIS SEQRES 25 R 330 SER GLU GLY CYS PHE ARG GLN GLY THR PRO GLU MET SER SEQRES 26 R 330 ARG SER SER LEU VAL HET CLR R 401 28 HET 6IB R 402 38 HETNAM CLR CHOLESTEROL HETNAM 6IB 2-[4-METHOXY-3-[[2-METHOXY-3-[[2-METHOXY-5-[2- HETNAM 2 6IB (METHYLAMINO)ETHYL]PHENYL]METHYL]-5-[2-(METHYLAMINO) HETNAM 3 6IB ETHYL]PHENYL]METHYL]PHENYL]-~{N}-METHYL-ETHANAMINE FORMUL 6 CLR C27 H46 O FORMUL 7 6IB C32 H45 N3 O3 HELIX 1 AA1 SER A 6 ARG A 32 1 27 HELIX 2 AA2 GLY A 45 ILE A 55 1 11 HELIX 3 AA3 GLU A 207 GLU A 216 5 10 HELIX 4 AA4 SER A 228 TYR A 230 5 3 HELIX 5 AA5 ASN A 241 ASN A 255 1 15 HELIX 6 AA6 LYS A 270 ILE A 278 1 9 HELIX 7 AA7 THR A 295 ASP A 309 1 15 HELIX 8 AA8 LYS A 330 CYS A 351 1 22 HELIX 9 AA9 GLU B 3 ALA B 24 1 22 HELIX 10 AB1 THR B 29 THR B 34 1 6 HELIX 11 AB2 SER G 8 ASN G 24 1 17 HELIX 12 AB3 LYS G 29 ALA G 43 1 15 HELIX 13 AB4 ALA S 28 PHE S 32 5 5 HELIX 14 AB5 SER S 53 GLY S 56 5 4 HELIX 15 AB6 ARG S 87 THR S 91 5 5 HELIX 16 AB7 GLU S 208 VAL S 212 5 5 HELIX 17 AB8 THR R 30 PHE R 57 1 28 HELIX 18 AB9 ASN R 62 PHE R 94 1 33 HELIX 19 AC1 PHE R 104 TRP R 133 1 30 HELIX 20 AC2 TRP R 133 CYS R 139 1 7 HELIX 21 AC3 HIS R 144 CYS R 168 1 25 HELIX 22 AC4 ASP R 176 GLY R 212 1 37 HELIX 23 AC5 PRO R 217 GLY R 236 1 20 HELIX 24 AC6 GLY R 236 LEU R 245 1 10 HELIX 25 AC7 LEU R 245 TRP R 250 1 6 HELIX 26 AC8 LEU R 256 PHE R 280 1 25 HELIX 27 AC9 PHE R 280 PHE R 285 1 6 HELIX 28 AD1 ARG R 286 GLN R 288 5 3 SHEET 1 AA1 6 VAL A 185 THR A 190 0 SHEET 2 AA1 6 HIS A 195 ASP A 200 -1 O MET A 198 N THR A 187 SHEET 3 AA1 6 GLU A 33 LEU A 39 1 N LEU A 36 O PHE A 199 SHEET 4 AA1 6 ALA A 220 ALA A 226 1 O ILE A 222 N LEU A 37 SHEET 5 AA1 6 SER A 263 ASN A 269 1 O ASN A 269 N VAL A 225 SHEET 6 AA1 6 ILE A 319 PHE A 323 1 O TYR A 320 N LEU A 266 SHEET 1 AA2 4 THR B 47 LEU B 51 0 SHEET 2 AA2 4 LEU B 336 TRP B 339 -1 O ILE B 338 N ARG B 48 SHEET 3 AA2 4 VAL B 327 SER B 331 -1 N VAL B 327 O TRP B 339 SHEET 4 AA2 4 VAL B 315 VAL B 320 -1 N GLY B 319 O ALA B 328 SHEET 1 AA3 4 ILE B 58 TRP B 63 0 SHEET 2 AA3 4 LEU B 69 SER B 74 -1 O VAL B 71 N HIS B 62 SHEET 3 AA3 4 LYS B 78 ASP B 83 -1 O TRP B 82 N LEU B 70 SHEET 4 AA3 4 ASN B 88 PRO B 94 -1 O ILE B 93 N LEU B 79 SHEET 1 AA4 4 VAL B 100 TYR B 105 0 SHEET 2 AA4 4 TYR B 111 GLY B 116 -1 O GLY B 115 N MET B 101 SHEET 3 AA4 4 ILE B 120 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA4 4 ARG B 134 ALA B 140 -1 O ARG B 137 N ILE B 123 SHEET 1 AA5 4 LEU B 146 PHE B 151 0 SHEET 2 AA5 4 GLN B 156 SER B 161 -1 O VAL B 158 N ARG B 150 SHEET 3 AA5 4 THR B 165 ASP B 170 -1 O ALA B 167 N THR B 159 SHEET 4 AA5 4 GLN B 176 THR B 181 -1 O PHE B 180 N CYS B 166 SHEET 1 AA6 4 VAL B 187 LEU B 192 0 SHEET 2 AA6 4 LEU B 198 ALA B 203 -1 O VAL B 200 N SER B 191 SHEET 3 AA6 4 ALA B 208 ASP B 212 -1 O TRP B 211 N PHE B 199 SHEET 4 AA6 4 CYS B 218 PHE B 222 -1 O ARG B 219 N LEU B 210 SHEET 1 AA7 4 ILE B 229 PHE B 234 0 SHEET 2 AA7 4 ALA B 240 SER B 245 -1 O ALA B 242 N CYS B 233 SHEET 3 AA7 4 CYS B 250 ASP B 254 -1 O PHE B 253 N PHE B 241 SHEET 4 AA7 4 GLN B 259 TYR B 264 -1 O TYR B 264 N CYS B 250 SHEET 1 AA8 4 ILE B 273 PHE B 278 0 SHEET 2 AA8 4 LEU B 284 TYR B 289 -1 O GLY B 288 N SER B 275 SHEET 3 AA8 4 CYS B 294 ASP B 298 -1 O TRP B 297 N LEU B 285 SHEET 4 AA8 4 ASP B 303 LEU B 308 -1 O ASP B 303 N ASP B 298 SHEET 1 AA9 4 GLN S 3 SER S 7 0 SHEET 2 AA9 4 SER S 17 SER S 25 -1 O SER S 21 N SER S 7 SHEET 3 AA9 4 THR S 78 THR S 84 -1 O LEU S 79 N CYS S 22 SHEET 4 AA9 4 PHE S 68 ASP S 73 -1 N SER S 71 O PHE S 80 SHEET 1 AB1 6 LEU S 11 VAL S 12 0 SHEET 2 AB1 6 THR S 115 VAL S 119 1 O THR S 118 N VAL S 12 SHEET 3 AB1 6 ALA S 92 SER S 99 -1 N TYR S 94 O THR S 115 SHEET 4 AB1 6 GLY S 33 GLN S 39 -1 N VAL S 37 O TYR S 95 SHEET 5 AB1 6 LEU S 45 ILE S 51 -1 O VAL S 48 N TRP S 36 SHEET 6 AB1 6 ILE S 58 TYR S 60 -1 O TYR S 59 N TYR S 50 SHEET 1 AB2 4 LEU S 11 VAL S 12 0 SHEET 2 AB2 4 THR S 115 VAL S 119 1 O THR S 118 N VAL S 12 SHEET 3 AB2 4 ALA S 92 SER S 99 -1 N TYR S 94 O THR S 115 SHEET 4 AB2 4 PHE S 110 TRP S 111 -1 O PHE S 110 N ARG S 98 SHEET 1 AB3 4 MET S 128 THR S 129 0 SHEET 2 AB3 4 VAL S 143 SER S 149 -1 O ARG S 148 N THR S 129 SHEET 3 AB3 4 ALA S 199 ILE S 204 -1 O ILE S 204 N VAL S 143 SHEET 4 AB3 4 PHE S 191 GLY S 195 -1 N SER S 192 O THR S 203 SHEET 1 AB4 6 SER S 134 PRO S 136 0 SHEET 2 AB4 6 THR S 231 GLU S 234 1 O LYS S 232 N VAL S 135 SHEET 3 AB4 6 VAL S 214 GLN S 219 -1 N TYR S 215 O THR S 231 SHEET 4 AB4 6 LEU S 162 GLN S 167 -1 N TYR S 163 O MET S 218 SHEET 5 AB4 6 PRO S 173 TYR S 178 -1 O LEU S 176 N TRP S 164 SHEET 6 AB4 6 ASN S 182 LEU S 183 -1 O ASN S 182 N TYR S 178 SSBOND 1 CYS B 121 CYS B 149 1555 1555 2.06 SSBOND 2 CYS S 147 CYS S 217 1555 1555 2.05 SSBOND 3 CYS R 26 CYS R 258 1555 1555 2.04 SSBOND 4 CYS R 168 CYS R 180 1555 1555 2.03 CISPEP 1 TYR S 223 PRO S 224 0 5.43 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