HEADER MEMBRANE PROTEIN 07-JUN-23 8T3Q TITLE CRYO-EM STRUCTURE OF THE DHA BOUND FFA4-GQ COMPLEX CAVEAT 8T3Q RESIDUES MET A 53 AND THR A 66 THAT ARE NEXT TO EACH OTHER CAVEAT 2 8T3Q IN THE SAMPLE SEQUENCE ARE NOT PROPERLY LINKED: DISTANCE CAVEAT 3 8T3Q BETWEEN C AND N IS 16.30. COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(Q); COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 7 BETA-1; COMPND 8 CHAIN: B; COMPND 9 SYNONYM: TRANSDUCIN BETA CHAIN 1; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: SCFV16; COMPND 13 CHAIN: N; COMPND 14 ENGINEERED: YES; COMPND 15 MOL_ID: 4; COMPND 16 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 17 GAMMA-2; COMPND 18 CHAIN: G; COMPND 19 SYNONYM: G GAMMA-I; COMPND 20 ENGINEERED: YES; COMPND 21 MOL_ID: 5; COMPND 22 MOLECULE: FREE FATTY ACID RECEPTOR 4; COMPND 23 CHAIN: R; COMPND 24 SYNONYM: G-PROTEIN COUPLED RECEPTOR 120,G-PROTEIN COUPLED RECEPTOR COMPND 25 129,G-PROTEIN COUPLED RECEPTOR GT01,G-PROTEIN COUPLED RECEPTOR PGR4, COMPND 26 OMEGA-3 FATTY ACID RECEPTOR 1; COMPND 27 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_TAXID: 9606; SOURCE 4 GENE: GNAQ; SOURCE 5 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 9 ORGANISM_COMMON: HUMAN; SOURCE 10 ORGANISM_TAXID: 9606; SOURCE 11 GENE: GNB1; SOURCE 12 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 14 MOL_ID: 3; SOURCE 15 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 16 ORGANISM_TAXID: 10090; SOURCE 17 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 18 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 19 MOL_ID: 4; SOURCE 20 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 21 ORGANISM_COMMON: HUMAN; SOURCE 22 ORGANISM_TAXID: 9606; SOURCE 23 GENE: GNG2; SOURCE 24 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 25 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 26 MOL_ID: 5; SOURCE 27 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 28 ORGANISM_COMMON: HUMAN; SOURCE 29 ORGANISM_TAXID: 9606; SOURCE 30 GENE: FFAR4, GPR120, GPR129, O3FAR1, PGR4; SOURCE 31 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 32 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS GPCR, AGONIST, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR X.ZHANG,I.TIKHONOVA,G.MILLIGAN,C.ZHANG REVDAT 2 23-OCT-24 8T3Q 1 REMARK REVDAT 1 24-JAN-24 8T3Q 0 JRNL AUTH X.ZHANG,A.A.GUSEINOV,L.JENKINS,K.LI,I.G.TIKHONOVA, JRNL AUTH 2 G.MILLIGAN,C.ZHANG JRNL TITL STRUCTURAL BASIS FOR THE LIGAND RECOGNITION AND SIGNALING OF JRNL TITL 2 FREE FATTY ACID RECEPTORS. JRNL REF SCI ADV V. 10 J2384 2024 JRNL REFN ESSN 2375-2548 JRNL PMID 38198545 JRNL DOI 10.1126/SCIADV.ADJ2384 REMARK 2 REMARK 2 RESOLUTION. 3.14 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) : 3.140 REMARK 3 NUMBER OF PARTICLES : 380284 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 8T3Q COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-JAN-24. REMARK 100 THE DEPOSITION ID IS D_1000275145. 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 : DHA-FFA4-MINIGQ COMPLEX 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 K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1000.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 1800.00 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) : 5500.00 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) : 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, N, G, 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 GLY N 122 REMARK 465 GLY N 123 REMARK 465 GLY N 124 REMARK 465 GLY N 125 REMARK 465 SER N 126 REMARK 465 GLY N 127 REMARK 465 GLY N 128 REMARK 465 GLY N 129 REMARK 465 GLY N 130 REMARK 465 SER N 131 REMARK 465 GLY N 132 REMARK 465 GLY N 133 REMARK 465 GLY N 134 REMARK 465 GLY N 135 REMARK 465 SER N 136 REMARK 465 LEU N 249 REMARK 465 GLU N 250 REMARK 465 GLU N 251 REMARK 465 ASN N 252 REMARK 465 LEU N 253 REMARK 465 TYR N 254 REMARK 465 PHE N 255 REMARK 465 GLN N 256 REMARK 465 GLY N 257 REMARK 465 ALA N 258 REMARK 465 SER N 259 REMARK 465 HIS N 260 REMARK 465 HIS N 261 REMARK 465 HIS N 262 REMARK 465 HIS N 263 REMARK 465 HIS N 264 REMARK 465 HIS N 265 REMARK 465 HIS N 266 REMARK 465 HIS N 267 REMARK 465 VAL R 147 REMARK 465 ARG R 148 REMARK 465 GLY R 149 REMARK 465 LEU R 184 REMARK 465 PRO R 185 REMARK 465 GLY R 186 REMARK 465 ALA R 187 REMARK 465 ASP R 188 REMARK 465 GLN R 189 REMARK 465 GLU R 190 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 GLU A 28 CG CD OE1 OE2 REMARK 470 LYS A 29 CG CD CE NZ REMARK 470 ASP A 42 CG OD1 OD2 REMARK 470 LYS A 51 CG CD CE NZ REMARK 470 PHE A 70 CG CD1 CD2 CE1 CE2 CZ REMARK 470 GLU A 71 CG CD OE1 OE2 REMARK 470 LYS A 78 CG CD CE NZ REMARK 470 ASP A 102 CG OD1 OD2 REMARK 470 ARG A 135 CG CD NE CZ NH1 NH2 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 161 CG CD OE1 OE2 REMARK 470 ARG A 169 CG CD NE CZ NH1 NH2 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 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 OE2 GLU A 8 OH TYR N 176 2.14 REMARK 500 OG SER B 331 OD1 ASP B 333 2.14 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 ARG A 90 50.06 -90.99 REMARK 500 PHE A 100 57.16 -90.97 REMARK 500 ASP B 258 18.29 57.81 REMARK 500 ASP B 291 36.49 -98.54 REMARK 500 PHE B 292 -2.84 70.39 REMARK 500 VAL N 48 -60.71 -121.70 REMARK 500 SER N 99 127.31 -171.13 REMARK 500 SER N 120 -144.68 -79.36 REMARK 500 LEU N 189 -61.36 -95.64 REMARK 500 MET N 193 -12.61 73.10 REMARK 500 SER N 209 34.59 -141.00 REMARK 500 HIS N 233 24.89 -143.40 REMARK 500 ARG R 24 -126.47 51.29 REMARK 500 ASP R 30 96.15 -69.49 REMARK 500 GLU R 102 -64.81 71.44 REMARK 500 HIS R 142 -75.30 -85.67 REMARK 500 ARG R 145 90.90 -163.00 REMARK 500 PHE R 176 34.74 -85.39 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-41008 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF THE DHA BOUND FFA4-GQ COMPLEX DBREF 8T3Q A 5 246 PDB 8T3Q 8T3Q 5 246 DBREF 8T3Q B 2 340 UNP P62873 GBB1_HUMAN 2 340 DBREF 8T3Q N 2 267 PDB 8T3Q 8T3Q 2 267 DBREF 8T3Q G 6 62 UNP P59768 GBG2_HUMAN 6 62 DBREF 8T3Q R 22 329 UNP Q5NUL3 FFAR4_HUMAN 22 329 SEQADV 8T3Q GLY B 341 UNP P62873 EXPRESSION TAG SEQADV 8T3Q SER B 342 UNP P62873 EXPRESSION TAG SEQADV 8T3Q SER B 343 UNP P62873 EXPRESSION TAG SEQRES 1 A 230 VAL SER ALA GLU ASP LYS ALA ALA ALA GLU ARG SER LYS SEQRES 2 A 230 MET ILE ASP LYS ASN LEU ARG GLU ASP GLY GLU LYS ALA SEQRES 3 A 230 ARG ARG THR LEU ARG LEU LEU LEU LEU GLY ALA ASP ASN SEQRES 4 A 230 SER GLY LYS SER THR ILE VAL LYS GLN MET THR SER GLY SEQRES 5 A 230 ILE PHE GLU THR LYS PHE GLN VAL ASP LYS VAL ASN PHE SEQRES 6 A 230 HIS MET PHE ASP VAL GLY GLY GLN ARG ASP GLU ARG ARG SEQRES 7 A 230 LYS TRP ILE GLN CYS PHE ASN ASP VAL THR ALA ILE ILE SEQRES 8 A 230 PHE VAL VAL ASP SER SER ASP TYR ASN ARG LEU GLN GLU SEQRES 9 A 230 ALA LEU ASN ASP PHE LYS SER ILE TRP ASN ASN ARG TRP SEQRES 10 A 230 LEU ARG THR ILE SER VAL ILE LEU PHE LEU ASN LYS GLN SEQRES 11 A 230 ASP LEU LEU ALA GLU LYS VAL LEU ALA GLY LYS SER LYS SEQRES 12 A 230 ILE GLU ASP TYR PHE PRO GLU PHE ALA ARG TYR THR THR SEQRES 13 A 230 PRO GLU ASP ALA THR PRO GLU PRO GLY GLU ASP PRO ARG SEQRES 14 A 230 VAL THR ARG ALA LYS TYR PHE ILE ARG LYS GLU PHE VAL SEQRES 15 A 230 ASP ILE SER THR ALA SER GLY ASP GLY ARG HIS ILE CYS SEQRES 16 A 230 TYR PRO HIS PHE THR CYS ALA VAL ASP THR GLU ASN ALA SEQRES 17 A 230 ARG ARG ILE PHE ASN ASP CYS LYS ASP ILE ILE LEU GLN SEQRES 18 A 230 MET ASN LEU ARG GLU TYR ASN LEU VAL SEQRES 1 B 342 SER GLU LEU ASP GLN LEU ARG GLN GLU ALA GLU GLN LEU SEQRES 2 B 342 LYS ASN GLN ILE ARG ASP ALA ARG LYS ALA CYS ALA ASP SEQRES 3 B 342 ALA THR LEU SER GLN ILE THR ASN ASN ILE ASP PRO VAL SEQRES 4 B 342 GLY ARG ILE GLN MET ARG THR ARG ARG THR LEU ARG GLY SEQRES 5 B 342 HIS LEU ALA LYS ILE TYR ALA MET HIS TRP GLY THR ASP SEQRES 6 B 342 SER ARG LEU LEU VAL SER ALA SER GLN ASP GLY LYS LEU SEQRES 7 B 342 ILE ILE TRP ASP SER TYR THR THR ASN LYS VAL HIS ALA SEQRES 8 B 342 ILE PRO LEU ARG SER SER TRP VAL MET THR CYS ALA TYR SEQRES 9 B 342 ALA PRO SER GLY ASN TYR VAL ALA CYS GLY GLY LEU ASP SEQRES 10 B 342 ASN ILE CYS SER ILE TYR ASN LEU LYS THR ARG GLU GLY SEQRES 11 B 342 ASN VAL ARG VAL SER ARG GLU LEU ALA GLY HIS THR GLY SEQRES 12 B 342 TYR LEU SER CYS CYS ARG PHE LEU ASP ASP ASN GLN ILE SEQRES 13 B 342 VAL THR SER SER GLY ASP THR THR CYS ALA LEU TRP ASP SEQRES 14 B 342 ILE GLU THR GLY GLN GLN THR THR THR PHE THR GLY HIS SEQRES 15 B 342 THR GLY ASP VAL MET SER LEU SER LEU ALA PRO ASP THR SEQRES 16 B 342 ARG LEU PHE VAL SER GLY ALA CYS ASP ALA SER ALA LYS SEQRES 17 B 342 LEU TRP ASP VAL ARG GLU GLY MET CYS ARG GLN THR PHE SEQRES 18 B 342 THR GLY HIS GLU SER ASP ILE ASN ALA ILE CYS PHE PHE SEQRES 19 B 342 PRO ASN GLY ASN ALA PHE ALA THR GLY SER ASP ASP ALA SEQRES 20 B 342 THR CYS ARG LEU PHE ASP LEU ARG ALA ASP GLN GLU LEU SEQRES 21 B 342 MET THR TYR SER HIS ASP ASN ILE ILE CYS GLY ILE THR SEQRES 22 B 342 SER VAL SER PHE SER LYS SER GLY ARG LEU LEU LEU ALA SEQRES 23 B 342 GLY TYR ASP ASP PHE ASN CYS ASN VAL TRP ASP ALA LEU SEQRES 24 B 342 LYS ALA ASP ARG ALA GLY VAL LEU ALA GLY HIS ASP ASN SEQRES 25 B 342 ARG VAL SER CYS LEU GLY VAL THR ASP ASP GLY MET ALA SEQRES 26 B 342 VAL ALA THR GLY SER TRP ASP SER PHE LEU LYS ILE TRP SEQRES 27 B 342 ASN GLY SER SER SEQRES 1 N 266 VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN PRO SEQRES 2 N 266 GLY GLY SER ARG LYS LEU SER CYS SER ALA SER GLY PHE SEQRES 3 N 266 ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN ALA SEQRES 4 N 266 PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER SER SEQRES 5 N 266 GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS GLY SEQRES 6 N 266 ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR LEU SEQRES 7 N 266 PHE LEU GLN MET THR SER LEU ARG SER GLU ASP THR ALA SEQRES 8 N 266 MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY SER SEQRES 9 N 266 SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU THR SEQRES 10 N 266 VAL SER ALA GLY GLY GLY GLY SER GLY GLY GLY GLY SER SEQRES 11 N 266 GLY GLY GLY GLY SER ALA ASP ILE VAL MET THR GLN ALA SEQRES 12 N 266 THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SER SEQRES 13 N 266 ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER ASN SEQRES 14 N 266 GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO GLY SEQRES 15 N 266 GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN LEU SEQRES 16 N 266 ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SER SEQRES 17 N 266 GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU ALA SEQRES 18 N 266 GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU GLU SEQRES 19 N 266 TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU LEU SEQRES 20 N 266 LEU GLU GLU ASN LEU TYR PHE GLN GLY ALA SER HIS HIS SEQRES 21 N 266 HIS HIS HIS HIS HIS HIS SEQRES 1 G 57 THR ALA SER ILE ALA GLN ALA ARG LYS LEU VAL GLU GLN SEQRES 2 G 57 LEU LYS MET GLU ALA ASN ILE ASP ARG ILE LYS VAL SER SEQRES 3 G 57 LYS ALA ALA ALA ASP LEU MET ALA TYR CYS GLU ALA HIS SEQRES 4 G 57 ALA LYS GLU ASP PRO LEU LEU THR PRO VAL PRO ALA SER SEQRES 5 G 57 GLU ASN PRO PHE ARG SEQRES 1 R 308 ARG THR ARG PHE PRO PHE PHE SER ASP VAL LYS GLY ASP SEQRES 2 R 308 HIS ARG LEU VAL LEU ALA ALA VAL GLU THR THR VAL LEU SEQRES 3 R 308 VAL LEU ILE PHE ALA VAL SER LEU LEU GLY ASN VAL CYS SEQRES 4 R 308 ALA LEU VAL LEU VAL ALA ARG ARG ARG ARG ARG GLY ALA SEQRES 5 R 308 THR ALA CYS LEU VAL LEU ASN LEU PHE CYS ALA ASP LEU SEQRES 6 R 308 LEU PHE ILE SER ALA ILE PRO LEU VAL LEU ALA VAL ARG SEQRES 7 R 308 TRP THR GLU ALA TRP LEU LEU GLY PRO VAL ALA CYS HIS SEQRES 8 R 308 LEU LEU PHE TYR VAL MET THR LEU SER GLY SER VAL THR SEQRES 9 R 308 ILE LEU THR LEU ALA ALA VAL SER LEU GLU ARG MET VAL SEQRES 10 R 308 CYS ILE VAL HIS LEU GLN ARG GLY VAL ARG GLY PRO GLY SEQRES 11 R 308 ARG ARG ALA ARG ALA VAL LEU LEU ALA LEU ILE TRP GLY SEQRES 12 R 308 TYR SER ALA VAL ALA ALA LEU PRO LEU CYS VAL PHE PHE SEQRES 13 R 308 ARG VAL VAL PRO GLN ARG LEU PRO GLY ALA ASP GLN GLU SEQRES 14 R 308 ILE SER ILE CYS THR LEU ILE TRP PRO THR ILE PRO GLY SEQRES 15 R 308 GLU ILE SER TRP ASP VAL SER PHE VAL THR LEU ASN PHE SEQRES 16 R 308 LEU VAL PRO GLY LEU VAL ILE VAL ILE SER TYR SER LYS SEQRES 17 R 308 ILE LEU GLN ILE THR LYS ALA SER ARG LYS ARG LEU THR SEQRES 18 R 308 VAL SER LEU ALA TYR SER GLU SER HIS GLN ILE ARG VAL SEQRES 19 R 308 SER GLN GLN ASP PHE ARG LEU PHE ARG THR LEU PHE LEU SEQRES 20 R 308 LEU MET VAL SER PHE PHE ILE MET TRP SER PRO ILE ILE SEQRES 21 R 308 ILE THR ILE LEU LEU ILE LEU ILE GLN ASN PHE LYS GLN SEQRES 22 R 308 ASP LEU VAL ILE TRP PRO SER LEU PHE PHE TRP VAL VAL SEQRES 23 R 308 ALA PHE THR PHE ALA ASN SER ALA LEU ASN PRO ILE LEU SEQRES 24 R 308 TYR ASN MET THR LEU CYS ARG ASN GLU HET HXA R 401 24 HETNAM HXA DOCOSA-4,7,10,13,16,19-HEXAENOIC ACID FORMUL 6 HXA C22 H32 O2 HELIX 1 AA1 SER A 6 ARG A 32 1 27 HELIX 2 AA2 GLY A 45 ILE A 49 5 5 HELIX 3 AA3 LYS A 95 CYS A 99 5 5 HELIX 4 AA4 ARG A 117 ASN A 130 1 14 HELIX 5 AA5 LYS A 145 GLY A 156 1 12 HELIX 6 AA6 PHE A 164 TYR A 170 5 7 HELIX 7 AA7 ASP A 183 SER A 204 1 22 HELIX 8 AA8 ASN A 223 TYR A 243 1 21 HELIX 9 AA9 GLU B 3 CYS B 25 1 23 HELIX 10 AB1 THR B 29 THR B 34 1 6 HELIX 11 AB2 ASN B 35 ILE B 37 5 3 HELIX 12 AB3 ALA N 28 PHE N 32 5 5 HELIX 13 AB4 SER N 53 GLY N 56 5 4 HELIX 14 AB5 ALA G 7 ASN G 24 1 18 HELIX 15 AB6 LYS G 29 HIS G 44 1 16 HELIX 16 AB7 HIS R 35 ARG R 71 1 37 HELIX 17 AB8 LEU R 77 ILE R 89 1 13 HELIX 18 AB9 ALA R 91 GLU R 102 1 12 HELIX 19 AC1 GLY R 107 ILE R 140 1 34 HELIX 20 AC2 GLY R 151 ALA R 170 1 20 HELIX 21 AC3 LEU R 171 PHE R 176 1 6 HELIX 22 AC4 THR R 200 PHE R 216 1 17 HELIX 23 AC5 PHE R 216 LEU R 245 1 30 HELIX 24 AC6 SER R 248 SER R 256 1 9 HELIX 25 AC7 GLN R 258 ASN R 291 1 34 HELIX 26 AC8 TRP R 299 ASN R 322 1 24 SHEET 1 AA1 3 LEU A 34 ARG A 35 0 SHEET 2 AA1 3 VAL A 79 MET A 83 1 O ASN A 80 N LEU A 34 SHEET 3 AA1 3 THR A 72 VAL A 76 -1 N PHE A 74 O PHE A 81 SHEET 1 AA2 3 LEU A 38 LEU A 39 0 SHEET 2 AA2 3 ALA A 105 ASP A 111 1 O ILE A 107 N LEU A 39 SHEET 3 AA2 3 SER A 138 ASN A 144 1 O ILE A 140 N ILE A 106 SHEET 1 AA3 4 MET B 45 LEU B 51 0 SHEET 2 AA3 4 LEU B 336 GLY B 341 -1 O ILE B 338 N ARG B 49 SHEET 3 AA3 4 VAL B 327 SER B 331 -1 N VAL B 327 O TRP B 339 SHEET 4 AA3 4 VAL B 315 VAL B 320 -1 N CYS B 317 O GLY B 330 SHEET 1 AA4 4 ILE B 58 TRP B 63 0 SHEET 2 AA4 4 LEU B 69 SER B 74 -1 O VAL B 71 N HIS B 62 SHEET 3 AA4 4 LYS B 78 ASP B 83 -1 O TRP B 82 N LEU B 70 SHEET 4 AA4 4 ASN B 88 PRO B 94 -1 O ASN B 88 N ASP B 83 SHEET 1 AA5 4 THR B 102 TYR B 105 0 SHEET 2 AA5 4 TYR B 111 GLY B 115 -1 O ALA B 113 N ALA B 104 SHEET 3 AA5 4 CYS B 121 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA5 4 ARG B 134 LEU B 139 -1 O LEU B 139 N CYS B 121 SHEET 1 AA6 4 LEU B 146 PHE B 151 0 SHEET 2 AA6 4 GLN B 156 SER B 161 -1 O SER B 160 N CYS B 148 SHEET 3 AA6 4 THR B 165 ASP B 170 -1 O TRP B 169 N ILE B 157 SHEET 4 AA6 4 GLN B 175 THR B 181 -1 O PHE B 180 N CYS B 166 SHEET 1 AA7 4 VAL B 187 LEU B 192 0 SHEET 2 AA7 4 LEU B 198 ALA B 203 -1 O VAL B 200 N SER B 191 SHEET 3 AA7 4 SER B 207 ASP B 212 -1 O TRP B 211 N PHE B 199 SHEET 4 AA7 4 CYS B 218 THR B 223 -1 O PHE B 222 N ALA B 208 SHEET 1 AA8 4 ILE B 229 PHE B 234 0 SHEET 2 AA8 4 ALA B 240 SER B 245 -1 O ALA B 242 N CYS B 233 SHEET 3 AA8 4 CYS B 250 ASP B 254 -1 O PHE B 253 N PHE B 241 SHEET 4 AA8 4 GLU B 260 TYR B 264 -1 O TYR B 264 N CYS B 250 SHEET 1 AA9 4 ILE B 273 PHE B 278 0 SHEET 2 AA9 4 LEU B 284 TYR B 289 -1 O GLY B 288 N SER B 275 SHEET 3 AA9 4 CYS B 294 ASP B 298 -1 O TRP B 297 N LEU B 285 SHEET 4 AA9 4 ARG B 304 VAL B 307 -1 O GLY B 306 N VAL B 296 SHEET 1 AB1 4 GLN N 3 SER N 7 0 SHEET 2 AB1 4 SER N 17 SER N 25 -1 O SER N 21 N SER N 7 SHEET 3 AB1 4 THR N 78 THR N 84 -1 O LEU N 79 N CYS N 22 SHEET 4 AB1 4 PHE N 68 ASP N 73 -1 N SER N 71 O PHE N 80 SHEET 1 AB2 2 LEU N 11 VAL N 12 0 SHEET 2 AB2 2 THR N 118 VAL N 119 1 O THR N 118 N VAL N 12 SHEET 1 AB3 4 ILE N 58 TYR N 60 0 SHEET 2 AB3 4 LEU N 45 ILE N 51 -1 N TYR N 50 O TYR N 59 SHEET 3 AB3 4 MET N 34 GLN N 39 -1 N TRP N 36 O ALA N 49 SHEET 4 AB3 4 MET N 93 VAL N 97 -1 O TYR N 95 N VAL N 37 SHEET 1 AB4 4 MET N 141 THR N 142 0 SHEET 2 AB4 4 VAL N 156 SER N 162 -1 O ARG N 161 N THR N 142 SHEET 3 AB4 4 PHE N 213 ILE N 217 -1 O LEU N 215 N ILE N 158 SHEET 4 AB4 4 PHE N 204 SER N 207 -1 N SER N 205 O THR N 216 SHEET 1 AB5 6 VAL N 148 PRO N 149 0 SHEET 2 AB5 6 THR N 244 GLU N 247 1 N GLU N 247 O VAL N 148 SHEET 3 AB5 6 GLY N 226 GLN N 232 -1 N GLY N 226 O LEU N 246 SHEET 4 AB5 6 LEU N 175 GLN N 180 -1 N PHE N 178 O TYR N 229 SHEET 5 AB5 6 GLN N 187 TYR N 191 -1 O LEU N 189 N TRP N 177 SHEET 6 AB5 6 ASN N 195 LEU N 196 -1 O ASN N 195 N TYR N 191 SHEET 1 AB6 2 VAL R 180 PRO R 181 0 SHEET 2 AB6 2 SER R 192 ILE R 193 -1 O ILE R 193 N VAL R 180 SSBOND 1 CYS N 22 CYS N 96 1555 1555 2.03 SSBOND 2 CYS N 160 CYS N 230 1555 1555 2.03 SSBOND 3 CYS R 111 CYS R 194 1555 1555 2.03 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