HEADER STRUCTURAL PROTEIN 21-JUL-22 7YK6 TITLE CRYO-EM STRUCTURE OF THE COMPOUND 4-BOUND HUMAN RELAXIN FAMILY PEPTIDE TITLE 2 RECEPTOR 4 (RXFP4)-GI COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 3 GAMMA-2; COMPND 4 CHAIN: G; COMPND 5 SYNONYM: G GAMMA-I; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-2; COMPND 9 CHAIN: I; COMPND 10 SYNONYM: ADENYLATE CYCLASE-INHIBITING G ALPHA PROTEIN; COMPND 11 ENGINEERED: YES; COMPND 12 MUTATION: YES; COMPND 13 MOL_ID: 3; COMPND 14 MOLECULE: RELAXIN-3 RECEPTOR 2; COMPND 15 CHAIN: R; COMPND 16 SYNONYM: RLN3 RECEPTOR 2,G-PROTEIN COUPLED RECEPTOR 100,G-PROTEIN COMPND 17 COUPLED RECEPTOR GPCR142,INSULIN-LIKE PEPTIDE INSL5 RECEPTOR,RELAXIN COMPND 18 FAMILY PEPTIDE RECEPTOR 4; COMPND 19 ENGINEERED: YES; COMPND 20 MOL_ID: 4; COMPND 21 MOLECULE: SCFV16; COMPND 22 CHAIN: S; COMPND 23 ENGINEERED: YES; COMPND 24 MOL_ID: 5; COMPND 25 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 26 BETA-1; COMPND 27 CHAIN: T; COMPND 28 SYNONYM: TRANSDUCIN BETA CHAIN 1; COMPND 29 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 3 ORGANISM_COMMON: CATTLE; SOURCE 4 ORGANISM_TAXID: 9913; SOURCE 5 GENE: GNG2; 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: GNAI2, GNAI2B; 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: RXFP4, GPCR142, GPR100, RLN3R2; SOURCE 20 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 21 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 22 MOL_ID: 4; SOURCE 23 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 24 ORGANISM_TAXID: 32630; SOURCE 25 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 26 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 27 MOL_ID: 5; SOURCE 28 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 29 ORGANISM_COMMON: HUMAN; SOURCE 30 ORGANISM_TAXID: 9606; SOURCE 31 GENE: GNB1; SOURCE 32 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 33 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS HUMAN RELAXIN FAMILY PEPTIDE RECEPTOR 4, G PROTEIN-COUPLED RECEPTOR, KEYWDS 2 LIGAND RECOGNITION, STRUCTURAL PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR Y.CHEN,Q.T.ZHOU,J.WANG,Y.W.XU,Y.WANG,J.H.YAN,Y.B.WANG,Q.ZHU,F.H.ZHAO, AUTHOR 2 C.H.LI,C.W.CHEN,X.Q.CAI,R.A.D.BATHGATE,C.SHEN,H.LIU,H.E.XU,D.H.YANG, AUTHOR 3 M.W.WANG REVDAT 2 30-OCT-24 7YK6 1 REMARK REVDAT 1 01-MAR-23 7YK6 0 JRNL AUTH Y.CHEN,Q.ZHOU,J.WANG,Y.XU,Y.WANG,J.YAN,Y.WANG,Q.ZHU,F.ZHAO, JRNL AUTH 2 C.LI,C.W.CHEN,X.CAI,R.A.D.BATHGATE,C.SHEN,H.ERIC XU,D.YANG, JRNL AUTH 3 H.LIU,M.W.WANG JRNL TITL LIGAND RECOGNITION MECHANISM OF THE HUMAN RELAXIN FAMILY JRNL TITL 2 PEPTIDE RECEPTOR 4 (RXFP4). JRNL REF NAT COMMUN V. 14 492 2023 JRNL REFN ESSN 2041-1723 JRNL PMID 36717591 JRNL DOI 10.1038/S41467-023-36182-Z REMARK 2 REMARK 2 RESOLUTION. 3.03 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) : 3.030 REMARK 3 NUMBER OF PARTICLES : 243800 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 7YK6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 03-AUG-22. REMARK 100 THE DEPOSITION ID IS D_1300031043. 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 THE HUMAN REMARK 245 RELAXIN FAMILY PEPTIDE RECEPTOR REMARK 245 4 IN COMPLEX WITH COMPOUND 4 REMARK 245 AND G PROTEIN; RELAXIN FAMILY REMARK 245 PEPTIDE RECEPTOR 4; G PROTEIN; REMARK 245 SCFV16 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 : 7.40 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 TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2200.00 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) : 8000.00 REMARK 245 ILLUMINATION MODE : OTHER REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : OTHER 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: G, I, R, S, T 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 G 1 REMARK 465 ALA G 2 REMARK 465 SER G 3 REMARK 465 ASN G 4 REMARK 465 ASN G 5 REMARK 465 THR G 6 REMARK 465 ALA G 7 REMARK 465 GLU G 63 REMARK 465 LYS G 64 REMARK 465 LYS G 65 REMARK 465 PHE G 66 REMARK 465 PHE G 67 REMARK 465 CYS G 68 REMARK 465 ALA G 69 REMARK 465 ILE G 70 REMARK 465 LEU G 71 REMARK 465 MET I 1 REMARK 465 GLY I 2 REMARK 465 CYS I 3 REMARK 465 THR I 4 REMARK 465 ALA I 41 REMARK 465 GLY I 42 REMARK 465 GLU I 43 REMARK 465 ILE I 55 REMARK 465 ILE I 56 REMARK 465 HIS I 57 REMARK 465 GLU I 58 REMARK 465 ASP I 59 REMARK 465 GLY I 60 REMARK 465 TYR I 61 REMARK 465 SER I 62 REMARK 465 GLU I 63 REMARK 465 GLU I 64 REMARK 465 GLU I 65 REMARK 465 CYS I 66 REMARK 465 ARG I 67 REMARK 465 GLN I 68 REMARK 465 TYR I 69 REMARK 465 ARG I 70 REMARK 465 ALA I 71 REMARK 465 VAL I 72 REMARK 465 VAL I 73 REMARK 465 TYR I 74 REMARK 465 SER I 75 REMARK 465 ASN I 76 REMARK 465 THR I 77 REMARK 465 ILE I 78 REMARK 465 GLN I 79 REMARK 465 SER I 80 REMARK 465 ILE I 81 REMARK 465 MET I 82 REMARK 465 ALA I 83 REMARK 465 ILE I 84 REMARK 465 VAL I 85 REMARK 465 LYS I 86 REMARK 465 ALA I 87 REMARK 465 MET I 88 REMARK 465 GLY I 89 REMARK 465 ASN I 90 REMARK 465 LEU I 91 REMARK 465 GLN I 92 REMARK 465 ILE I 93 REMARK 465 ASP I 94 REMARK 465 PHE I 95 REMARK 465 ALA I 96 REMARK 465 ASP I 97 REMARK 465 PRO I 98 REMARK 465 SER I 99 REMARK 465 ARG I 100 REMARK 465 ALA I 101 REMARK 465 ASP I 102 REMARK 465 ASP I 103 REMARK 465 ALA I 104 REMARK 465 ARG I 105 REMARK 465 GLN I 106 REMARK 465 LEU I 107 REMARK 465 PHE I 108 REMARK 465 ALA I 109 REMARK 465 LEU I 110 REMARK 465 SER I 111 REMARK 465 CYS I 112 REMARK 465 THR I 113 REMARK 465 ALA I 114 REMARK 465 GLU I 115 REMARK 465 GLU I 116 REMARK 465 GLN I 117 REMARK 465 GLY I 118 REMARK 465 VAL I 119 REMARK 465 LEU I 120 REMARK 465 PRO I 121 REMARK 465 ASP I 122 REMARK 465 ASP I 123 REMARK 465 LEU I 124 REMARK 465 SER I 125 REMARK 465 GLY I 126 REMARK 465 VAL I 127 REMARK 465 ILE I 128 REMARK 465 ARG I 129 REMARK 465 ARG I 130 REMARK 465 LEU I 131 REMARK 465 TRP I 132 REMARK 465 ALA I 133 REMARK 465 ASP I 134 REMARK 465 HIS I 135 REMARK 465 GLY I 136 REMARK 465 VAL I 137 REMARK 465 GLN I 138 REMARK 465 ALA I 139 REMARK 465 CYS I 140 REMARK 465 PHE I 141 REMARK 465 GLY I 142 REMARK 465 ARG I 143 REMARK 465 SER I 144 REMARK 465 ARG I 145 REMARK 465 GLU I 146 REMARK 465 TYR I 147 REMARK 465 GLN I 148 REMARK 465 LEU I 149 REMARK 465 ASN I 150 REMARK 465 ASP I 151 REMARK 465 SER I 152 REMARK 465 ALA I 153 REMARK 465 ALA I 154 REMARK 465 TYR I 155 REMARK 465 TYR I 156 REMARK 465 LEU I 157 REMARK 465 ASN I 158 REMARK 465 ASP I 159 REMARK 465 LEU I 160 REMARK 465 GLU I 161 REMARK 465 ARG I 162 REMARK 465 ILE I 163 REMARK 465 ALA I 164 REMARK 465 GLN I 165 REMARK 465 SER I 166 REMARK 465 ASP I 167 REMARK 465 TYR I 168 REMARK 465 ILE I 169 REMARK 465 PRO I 170 REMARK 465 THR I 171 REMARK 465 GLN I 172 REMARK 465 GLN I 173 REMARK 465 ASP I 174 REMARK 465 VAL I 175 REMARK 465 LEU I 176 REMARK 465 ARG I 177 REMARK 465 THR I 178 REMARK 465 ARG I 179 REMARK 465 VAL I 180 REMARK 465 LYS I 181 REMARK 465 THR I 182 REMARK 465 THR I 183 REMARK 465 VAL I 234 REMARK 465 LEU I 235 REMARK 465 ALA I 236 REMARK 465 GLU I 237 REMARK 465 ASP I 238 REMARK 465 GLU I 239 REMARK 465 GLU I 240 REMARK 465 MET I 241 REMARK 465 MET R 1 REMARK 465 PRO R 2 REMARK 465 THR R 3 REMARK 465 LEU R 4 REMARK 465 ASN R 5 REMARK 465 THR R 6 REMARK 465 SER R 7 REMARK 465 ALA R 8 REMARK 465 SER R 9 REMARK 465 PRO R 10 REMARK 465 PRO R 11 REMARK 465 THR R 12 REMARK 465 PHE R 13 REMARK 465 PHE R 14 REMARK 465 TRP R 15 REMARK 465 ALA R 16 REMARK 465 ASN R 17 REMARK 465 ALA R 18 REMARK 465 SER R 19 REMARK 465 GLY R 20 REMARK 465 GLY R 21 REMARK 465 SER R 22 REMARK 465 VAL R 23 REMARK 465 LEU R 24 REMARK 465 SER R 25 REMARK 465 ALA R 26 REMARK 465 ASP R 27 REMARK 465 ASP R 28 REMARK 465 ALA R 29 REMARK 465 PRO R 30 REMARK 465 MET R 31 REMARK 465 PRO R 32 REMARK 465 VAL R 33 REMARK 465 LYS R 34 REMARK 465 ASN R 66 REMARK 465 CYS R 67 REMARK 465 ALA R 68 REMARK 465 ARG R 69 REMARK 465 ARG R 70 REMARK 465 ALA R 71 REMARK 465 PRO R 72 REMARK 465 ASP R 326 REMARK 465 LEU R 327 REMARK 465 ARG R 328 REMARK 465 LEU R 329 REMARK 465 ARG R 330 REMARK 465 LEU R 331 REMARK 465 TRP R 332 REMARK 465 PRO R 333 REMARK 465 GLN R 334 REMARK 465 GLY R 335 REMARK 465 GLY R 336 REMARK 465 GLY R 337 REMARK 465 TRP R 338 REMARK 465 VAL R 339 REMARK 465 GLN R 340 REMARK 465 GLN R 341 REMARK 465 VAL R 342 REMARK 465 ALA R 343 REMARK 465 LEU R 344 REMARK 465 LYS R 345 REMARK 465 GLN R 346 REMARK 465 VAL R 347 REMARK 465 GLY R 348 REMARK 465 ARG R 349 REMARK 465 ARG R 350 REMARK 465 TRP R 351 REMARK 465 VAL R 352 REMARK 465 ALA R 353 REMARK 465 SER R 354 REMARK 465 ASN R 355 REMARK 465 PRO R 356 REMARK 465 ARG R 357 REMARK 465 GLU R 358 REMARK 465 SER R 359 REMARK 465 ARG R 360 REMARK 465 PRO R 361 REMARK 465 SER R 362 REMARK 465 THR R 363 REMARK 465 LEU R 364 REMARK 465 LEU R 365 REMARK 465 THR R 366 REMARK 465 ASN R 367 REMARK 465 LEU R 368 REMARK 465 ASP R 369 REMARK 465 ARG R 370 REMARK 465 GLY R 371 REMARK 465 THR R 372 REMARK 465 PRO R 373 REMARK 465 GLY R 374 REMARK 465 MET 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 GLY S 120O REMARK 465 SER S 120P REMARK 465 ALA S 120Q REMARK 465 MET T -4 REMARK 465 GLY T -3 REMARK 465 SER T -2 REMARK 465 LEU T -1 REMARK 465 LEU T 0 REMARK 465 GLN T 1 REMARK 465 SER T 2 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 ARG I 206 CG CD NE CZ NH1 NH2 REMARK 470 LYS I 296 CG CD CE NZ REMARK 470 MET R 116 CG SD CE REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O THR R 282 OG1 THR R 285 2.13 REMARK 500 OG SER T 245 OD1 ASP T 247 2.16 REMARK 500 OG SER T 161 OD1 ASP T 163 2.17 REMARK 500 OG SER T 331 OD1 ASP T 333 2.18 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 ALA G 56 5.84 -66.41 REMARK 500 MET I 53 53.15 -92.54 REMARK 500 TYR I 297 -4.53 68.65 REMARK 500 ASP I 329 -166.47 -79.17 REMARK 500 ALA R 37 25.55 -143.08 REMARK 500 LEU R 103 52.05 -92.17 REMARK 500 CYS R 191 42.08 -96.96 REMARK 500 LEU R 192 91.12 -65.91 REMARK 500 ARG R 194 -154.63 -145.02 REMARK 500 PHE R 195 63.86 71.08 REMARK 500 TYR R 199 42.44 -140.65 REMARK 500 LEU R 201 -70.59 -45.77 REMARK 500 PHE R 213 -53.51 -120.13 REMARK 500 ARG R 233 31.35 -94.10 REMARK 500 ARG R 236 6.44 57.82 REMARK 500 CYS R 310 -53.41 -121.36 REMARK 500 GLN S 39 112.98 -160.47 REMARK 500 VAL S 48 -63.68 -121.29 REMARK 500 ARG S 191 -157.26 -149.89 REMARK 500 SER S 193 14.64 -141.53 REMARK 500 SER S 208 -62.40 -106.81 REMARK 500 THR S 210 -38.20 -130.30 REMARK 500 PRO S 236 75.92 -69.69 REMARK 500 ASN T 35 3.14 -64.17 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-33888 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF THE COMPOUND 4-BOUND HUMAN RELAXIN FAMILY REMARK 900 PEPTIDE RECEPTOR 4-GI COMPLEX DBREF 7YK6 G 1 71 UNP P63212 GBG2_BOVIN 1 71 DBREF 7YK6 I 1 355 UNP P04899 GNAI2_HUMAN 1 355 DBREF 7YK6 R 1 374 UNP Q8TDU9 RL3R2_HUMAN 1 374 DBREF 7YK6 S 1 247 PDB 7YK6 7YK6 1 247 DBREF 7YK6 T 2 340 UNP P62873 GBB1_HUMAN 2 340 SEQADV 7YK6 ASN I 47 UNP P04899 SER 47 ENGINEERED MUTATION SEQADV 7YK6 ALA I 204 UNP P04899 GLY 204 ENGINEERED MUTATION SEQADV 7YK6 ALA I 246 UNP P04899 GLU 246 ENGINEERED MUTATION SEQADV 7YK6 SER I 327 UNP P04899 ALA 327 ENGINEERED MUTATION SEQADV 7YK6 MET T -4 UNP P62873 INITIATING METHIONINE SEQADV 7YK6 GLY T -3 UNP P62873 EXPRESSION TAG SEQADV 7YK6 SER T -2 UNP P62873 EXPRESSION TAG SEQADV 7YK6 LEU T -1 UNP P62873 EXPRESSION TAG SEQADV 7YK6 LEU T 0 UNP P62873 EXPRESSION TAG SEQADV 7YK6 GLN T 1 UNP P62873 EXPRESSION TAG SEQRES 1 G 71 MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG SEQRES 2 G 71 LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP SEQRES 3 G 71 ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA SEQRES 4 G 71 TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR SEQRES 5 G 71 PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS SEQRES 6 G 71 PHE PHE CYS ALA ILE LEU SEQRES 1 I 355 MET GLY CYS THR VAL SER ALA GLU ASP LYS ALA ALA ALA SEQRES 2 I 355 GLU ARG SER LYS MET ILE ASP LYS ASN LEU ARG GLU ASP SEQRES 3 I 355 GLY GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU LEU LEU SEQRES 4 I 355 GLY ALA GLY GLU SER GLY LYS ASN THR ILE VAL LYS GLN SEQRES 5 I 355 MET LYS ILE ILE HIS GLU ASP GLY TYR SER GLU GLU GLU SEQRES 6 I 355 CYS ARG GLN TYR ARG ALA VAL VAL TYR SER ASN THR ILE SEQRES 7 I 355 GLN SER ILE MET ALA ILE VAL LYS ALA MET GLY ASN LEU SEQRES 8 I 355 GLN ILE ASP PHE ALA ASP PRO SER ARG ALA ASP ASP ALA SEQRES 9 I 355 ARG GLN LEU PHE ALA LEU SER CYS THR ALA GLU GLU GLN SEQRES 10 I 355 GLY VAL LEU PRO ASP ASP LEU SER GLY VAL ILE ARG ARG SEQRES 11 I 355 LEU TRP ALA ASP HIS GLY VAL GLN ALA CYS PHE GLY ARG SEQRES 12 I 355 SER ARG GLU TYR GLN LEU ASN ASP SER ALA ALA TYR TYR SEQRES 13 I 355 LEU ASN ASP LEU GLU ARG ILE ALA GLN SER ASP TYR ILE SEQRES 14 I 355 PRO THR GLN GLN ASP VAL LEU ARG THR ARG VAL LYS THR SEQRES 15 I 355 THR GLY ILE VAL GLU THR HIS PHE THR PHE LYS ASP LEU SEQRES 16 I 355 HIS PHE LYS MET PHE ASP VAL GLY ALA GLN ARG SER GLU SEQRES 17 I 355 ARG LYS LYS TRP ILE HIS CYS PHE GLU GLY VAL THR ALA SEQRES 18 I 355 ILE ILE PHE CYS VAL ALA LEU SER ALA TYR ASP LEU VAL SEQRES 19 I 355 LEU ALA GLU ASP GLU GLU MET ASN ARG MET HIS ALA SER SEQRES 20 I 355 MET LYS LEU PHE ASP SER ILE CYS ASN ASN LYS TRP PHE SEQRES 21 I 355 THR ASP THR SER ILE ILE LEU PHE LEU ASN LYS LYS ASP SEQRES 22 I 355 LEU PHE GLU GLU LYS ILE THR HIS SER PRO LEU THR ILE SEQRES 23 I 355 CYS PHE PRO GLU TYR THR GLY ALA ASN LYS TYR ASP GLU SEQRES 24 I 355 ALA ALA SER TYR ILE GLN SER LYS PHE GLU ASP LEU ASN SEQRES 25 I 355 LYS ARG LYS ASP THR LYS GLU ILE TYR THR HIS PHE THR SEQRES 26 I 355 CYS SER THR ASP THR LYS ASN VAL GLN PHE VAL PHE ASP SEQRES 27 I 355 ALA VAL THR ASP VAL ILE ILE LYS ASN ASN LEU LYS ASP SEQRES 28 I 355 CYS GLY LEU PHE SEQRES 1 R 374 MET PRO THR LEU ASN THR SER ALA SER PRO PRO THR PHE SEQRES 2 R 374 PHE TRP ALA ASN ALA SER GLY GLY SER VAL LEU SER ALA SEQRES 3 R 374 ASP ASP ALA PRO MET PRO VAL LYS PHE LEU ALA LEU ARG SEQRES 4 R 374 LEU MET VAL ALA LEU ALA TYR GLY LEU VAL GLY ALA ILE SEQRES 5 R 374 GLY LEU LEU GLY ASN LEU ALA VAL LEU TRP VAL LEU SER SEQRES 6 R 374 ASN CYS ALA ARG ARG ALA PRO GLY PRO PRO SER ASP THR SEQRES 7 R 374 PHE VAL PHE ASN LEU ALA LEU ALA ASP LEU GLY LEU ALA SEQRES 8 R 374 LEU THR LEU PRO PHE TRP ALA ALA GLU SER ALA LEU ASP SEQRES 9 R 374 PHE HIS TRP PRO PHE GLY GLY ALA LEU CYS LYS MET VAL SEQRES 10 R 374 LEU THR ALA THR VAL LEU ASN VAL TYR ALA SER ILE PHE SEQRES 11 R 374 LEU ILE THR ALA LEU SER VAL ALA ARG TYR TRP VAL VAL SEQRES 12 R 374 ALA MET ALA ALA GLY PRO GLY THR HIS LEU SER LEU PHE SEQRES 13 R 374 TRP ALA ARG ILE ALA THR LEU ALA VAL TRP ALA ALA ALA SEQRES 14 R 374 ALA LEU VAL THR VAL PRO THR ALA VAL PHE GLY VAL GLU SEQRES 15 R 374 GLY GLU VAL CYS GLY VAL ARG LEU CYS LEU LEU ARG PHE SEQRES 16 R 374 PRO SER ARG TYR TRP LEU GLY ALA TYR GLN LEU GLN ARG SEQRES 17 R 374 VAL VAL LEU ALA PHE MET VAL PRO LEU GLY VAL ILE THR SEQRES 18 R 374 THR SER TYR LEU LEU LEU LEU ALA PHE LEU GLN ARG ARG SEQRES 19 R 374 GLN ARG ARG ARG GLN ASP SER ARG VAL VAL ALA ARG SER SEQRES 20 R 374 VAL ARG ILE LEU VAL ALA SER PHE PHE LEU CYS TRP PHE SEQRES 21 R 374 PRO ASN HIS VAL VAL THR LEU TRP GLY VAL LEU VAL LYS SEQRES 22 R 374 PHE ASP LEU VAL PRO TRP ASN SER THR PHE TYR THR ILE SEQRES 23 R 374 GLN THR TYR VAL PHE PRO VAL THR THR CYS LEU ALA HIS SEQRES 24 R 374 SER ASN SER CYS LEU ASN PRO VAL LEU TYR CYS LEU LEU SEQRES 25 R 374 ARG ARG GLU PRO ARG GLN ALA LEU ALA GLY THR PHE ARG SEQRES 26 R 374 ASP LEU ARG LEU ARG LEU TRP PRO GLN GLY GLY GLY TRP SEQRES 27 R 374 VAL GLN GLN VAL ALA LEU LYS GLN VAL GLY ARG ARG TRP SEQRES 28 R 374 VAL ALA SER ASN PRO ARG GLU SER ARG PRO SER THR LEU SEQRES 29 R 374 LEU THR ASN LEU ASP ARG GLY THR PRO GLY SEQRES 1 S 248 MET VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 S 248 PRO GLY GLY SER ARG LYS LEU SER CYS SER ALA SER GLY SEQRES 3 S 248 PHE ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN SEQRES 4 S 248 ALA PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER SEQRES 5 S 248 SER GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS SEQRES 6 S 248 GLY ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR SEQRES 7 S 248 LEU PHE LEU GLN MET THR SER LEU ARG SER GLU ASP THR SEQRES 8 S 248 ALA MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY SEQRES 9 S 248 SER SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU SEQRES 10 S 248 THR VAL SER ALA GLY GLY GLY GLY SER GLY GLY GLY GLY SEQRES 11 S 248 SER GLY GLY GLY GLY SER ALA ASP ILE VAL MET THR GLN SEQRES 12 S 248 ALA THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SEQRES 13 S 248 SER ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER SEQRES 14 S 248 ASN GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO SEQRES 15 S 248 GLY GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN SEQRES 16 S 248 LEU ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SEQRES 17 S 248 SER GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU SEQRES 18 S 248 ALA GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU SEQRES 19 S 248 GLU TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU SEQRES 20 S 248 LEU SEQRES 1 T 345 MET GLY SER LEU LEU GLN SER GLU LEU ASP GLN LEU ARG SEQRES 2 T 345 GLN GLU ALA GLU GLN LEU LYS ASN GLN ILE ARG ASP ALA SEQRES 3 T 345 ARG LYS ALA CYS ALA ASP ALA THR LEU SER GLN ILE THR SEQRES 4 T 345 ASN ASN ILE ASP PRO VAL GLY ARG ILE GLN MET ARG THR SEQRES 5 T 345 ARG ARG THR LEU ARG GLY HIS LEU ALA LYS ILE TYR ALA SEQRES 6 T 345 MET HIS TRP GLY THR ASP SER ARG LEU LEU VAL SER ALA SEQRES 7 T 345 SER GLN ASP GLY LYS LEU ILE ILE TRP ASP SER TYR THR SEQRES 8 T 345 THR ASN LYS VAL HIS ALA ILE PRO LEU ARG SER SER TRP SEQRES 9 T 345 VAL MET THR CYS ALA TYR ALA PRO SER GLY ASN TYR VAL SEQRES 10 T 345 ALA CYS GLY GLY LEU ASP ASN ILE CYS SER ILE TYR ASN SEQRES 11 T 345 LEU LYS THR ARG GLU GLY ASN VAL ARG VAL SER ARG GLU SEQRES 12 T 345 LEU ALA GLY HIS THR GLY TYR LEU SER CYS CYS ARG PHE SEQRES 13 T 345 LEU ASP ASP ASN GLN ILE VAL THR SER SER GLY ASP THR SEQRES 14 T 345 THR CYS ALA LEU TRP ASP ILE GLU THR GLY GLN GLN THR SEQRES 15 T 345 THR THR PHE THR GLY HIS THR GLY ASP VAL MET SER LEU SEQRES 16 T 345 SER LEU ALA PRO ASP THR ARG LEU PHE VAL SER GLY ALA SEQRES 17 T 345 CYS ASP ALA SER ALA LYS LEU TRP ASP VAL ARG GLU GLY SEQRES 18 T 345 MET CYS ARG GLN THR PHE THR GLY HIS GLU SER ASP ILE SEQRES 19 T 345 ASN ALA ILE CYS PHE PHE PRO ASN GLY ASN ALA PHE ALA SEQRES 20 T 345 THR GLY SER ASP ASP ALA THR CYS ARG LEU PHE ASP LEU SEQRES 21 T 345 ARG ALA ASP GLN GLU LEU MET THR TYR SER HIS ASP ASN SEQRES 22 T 345 ILE ILE CYS GLY ILE THR SER VAL SER PHE SER LYS SER SEQRES 23 T 345 GLY ARG LEU LEU LEU ALA GLY TYR ASP ASP PHE ASN CYS SEQRES 24 T 345 ASN VAL TRP ASP ALA LEU LYS ALA ASP ARG ALA GLY VAL SEQRES 25 T 345 LEU ALA GLY HIS ASP ASN ARG VAL SER CYS LEU GLY VAL SEQRES 26 T 345 THR ASP ASP GLY MET ALA VAL ALA THR GLY SER TRP ASP SEQRES 27 T 345 SER PHE LEU LYS ILE TRP ASN HET IYF R 601 27 HETNAM IYF 1-[2-(4-CHLOROPHENYL)ETHYL]-3-[(7-ETHYL-5-OXIDANYL-1H- HETNAM 2 IYF INDOL-3-YL)METHYLIDENEAMINO]GUANIDINE FORMUL 6 IYF C20 H22 CL N5 O HELIX 1 AA1 SER G 8 ASN G 24 1 17 HELIX 2 AA2 LYS G 29 HIS G 44 1 16 HELIX 3 AA3 SER I 6 ALA I 30 1 25 HELIX 4 AA4 GLY I 45 MET I 53 1 9 HELIX 5 AA5 ARG I 209 HIS I 214 1 6 HELIX 6 AA6 CYS I 215 GLU I 217 5 3 HELIX 7 AA7 ARG I 243 ASN I 256 1 14 HELIX 8 AA8 LYS I 271 SER I 282 1 12 HELIX 9 AA9 PRO I 283 CYS I 287 5 5 HELIX 10 AB1 GLU I 299 ASN I 312 1 14 HELIX 11 AB2 LYS I 331 CYS I 352 1 22 HELIX 12 AB3 ARG R 39 LEU R 64 1 26 HELIX 13 AB4 PRO R 75 LEU R 103 1 29 HELIX 14 AB5 GLY R 110 ALA R 144 1 35 HELIX 15 AB6 SER R 154 GLY R 180 1 27 HELIX 16 AB7 GLY R 202 ALA R 212 1 11 HELIX 17 AB8 PHE R 213 ARG R 233 1 21 HELIX 18 AB9 ARG R 237 ASP R 275 1 39 HELIX 19 AC1 THR R 282 SER R 300 1 19 HELIX 20 AC2 SER R 300 CYS R 310 1 11 HELIX 21 AC3 ARG R 313 LEU R 320 1 8 HELIX 22 AC4 ALA S 28 PHE S 32 5 5 HELIX 23 AC5 SER S 53 GLY S 56 5 4 HELIX 24 AC6 ASP S 62 LYS S 65 5 4 HELIX 25 AC7 ASP S 74 ASN S 77 5 4 HELIX 26 AC8 ARG S 87 THR S 91 5 5 HELIX 27 AC9 LEU T 4 CYS T 25 1 22 HELIX 28 AD1 THR T 29 ASN T 35 1 7 SHEET 1 AA1 6 VAL I 186 THR I 191 0 SHEET 2 AA1 6 HIS I 196 ASP I 201 -1 O ASP I 201 N VAL I 186 SHEET 3 AA1 6 GLU I 33 LEU I 39 1 N VAL I 34 O HIS I 196 SHEET 4 AA1 6 ALA I 221 ALA I 227 1 O ILE I 223 N LEU I 39 SHEET 5 AA1 6 SER I 264 ASN I 270 1 O ILE I 266 N PHE I 224 SHEET 6 AA1 6 ILE I 320 PHE I 324 1 O TYR I 321 N ILE I 265 SHEET 1 AA2 4 LEU S 4 SER S 7 0 SHEET 2 AA2 4 SER S 17 ALA S 24 -1 O SER S 21 N SER S 7 SHEET 3 AA2 4 THR S 78 THR S 84 -1 O LEU S 79 N CYS S 22 SHEET 4 AA2 4 PHE S 68 ASP S 73 -1 N SER S 71 O PHE S 80 SHEET 1 AA3 2 LEU S 11 VAL S 12 0 SHEET 2 AA3 2 THR S 118 VAL S 119 1 O THR S 118 N VAL S 12 SHEET 1 AA4 4 ILE S 58 TYR S 60 0 SHEET 2 AA4 4 LEU S 45 ILE S 51 -1 N TYR S 50 O TYR S 59 SHEET 3 AA4 4 GLY S 33 GLN S 39 -1 N TRP S 36 O VAL S 48 SHEET 4 AA4 4 TYR S 95 SER S 99 -1 O TYR S 95 N VAL S 37 SHEET 1 AA5 4 MET S 140 THR S 141 0 SHEET 2 AA5 4 VAL S 155 SER S 161 -1 O ARG S 160 N THR S 141 SHEET 3 AA5 4 ALA S 211 ILE S 216 -1 O PHE S 212 N CYS S 159 SHEET 4 AA5 4 PHE S 203 GLY S 205 -1 N SER S 204 O THR S 215 SHEET 1 AA6 5 SER S 146 PRO S 148 0 SHEET 2 AA6 5 LYS S 244 GLU S 246 1 O LYS S 244 N VAL S 147 SHEET 3 AA6 5 GLY S 225 GLN S 231 -1 N GLY S 225 O LEU S 245 SHEET 4 AA6 5 LEU S 174 GLN S 179 -1 N GLN S 179 O VAL S 226 SHEET 5 AA6 5 GLN S 186 ILE S 189 -1 O ILE S 189 N TRP S 176 SHEET 1 AA7 4 ARG T 46 ARG T 52 0 SHEET 2 AA7 4 PHE T 335 ASN T 340 -1 O ILE T 338 N ARG T 48 SHEET 3 AA7 4 VAL T 327 SER T 331 -1 N VAL T 327 O TRP T 339 SHEET 4 AA7 4 VAL T 315 VAL T 320 -1 N CYS T 317 O GLY T 330 SHEET 1 AA8 4 ILE T 58 TRP T 63 0 SHEET 2 AA8 4 LEU T 69 SER T 74 -1 O ALA T 73 N TYR T 59 SHEET 3 AA8 4 LYS T 78 ASP T 83 -1 O TRP T 82 N LEU T 70 SHEET 4 AA8 4 ASN T 88 PRO T 94 -1 O VAL T 90 N ILE T 81 SHEET 1 AA9 4 VAL T 100 TYR T 105 0 SHEET 2 AA9 4 TYR T 111 GLY T 116 -1 O ALA T 113 N ALA T 104 SHEET 3 AA9 4 CYS T 121 ASN T 125 -1 O TYR T 124 N VAL T 112 SHEET 4 AA9 4 ARG T 134 LEU T 139 -1 O SER T 136 N ILE T 123 SHEET 1 AB1 4 LEU T 146 PHE T 151 0 SHEET 2 AB1 4 GLN T 156 SER T 161 -1 O SER T 160 N SER T 147 SHEET 3 AB1 4 THR T 165 ASP T 170 -1 O ALA T 167 N THR T 159 SHEET 4 AB1 4 GLN T 176 PHE T 180 -1 O PHE T 180 N CYS T 166 SHEET 1 AB2 4 VAL T 187 LEU T 192 0 SHEET 2 AB2 4 LEU T 198 ALA T 203 -1 O GLY T 202 N MET T 188 SHEET 3 AB2 4 SER T 207 ASP T 212 -1 O TRP T 211 N PHE T 199 SHEET 4 AB2 4 GLN T 220 THR T 223 -1 O PHE T 222 N ALA T 208 SHEET 1 AB3 4 ILE T 229 PHE T 234 0 SHEET 2 AB3 4 ALA T 240 SER T 245 -1 O ALA T 242 N CYS T 233 SHEET 3 AB3 4 THR T 249 ASP T 254 -1 O ARG T 251 N THR T 243 SHEET 4 AB3 4 GLN T 259 TYR T 264 -1 O LEU T 261 N LEU T 252 SHEET 1 AB4 3 VAL T 276 PHE T 278 0 SHEET 2 AB4 3 LEU T 284 ALA T 287 -1 O LEU T 286 N SER T 277 SHEET 3 AB4 3 ASN T 295 ASP T 298 -1 O TRP T 297 N LEU T 285 SSBOND 1 CYS R 114 CYS R 191 1555 1555 2.03 SSBOND 2 CYS S 159 CYS S 229 1555 1555 2.04 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