HEADER MEMBRANE PROTEIN/IMMUNE SYSTEM 12-MAR-25 9M8L TITLE CRYO-EM STRUCTURE OF HUMAN TAS2R4 COMPND MOL_ID: 1; COMPND 2 MOLECULE: TASTE RECEPTOR TYPE 2 MEMBER 4; COMPND 3 CHAIN: R; COMPND 4 SYNONYM: T2R4; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: SINGLE-CHAIN VARIABLE FRAGMENT 16; COMPND 8 CHAIN: N; COMPND 9 ENGINEERED: YES; COMPND 10 MOL_ID: 3; COMPND 11 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 12 GAMMA-13; COMPND 13 CHAIN: G; COMPND 14 ENGINEERED: YES; COMPND 15 MOL_ID: 4; COMPND 16 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 17 BETA-3; COMPND 18 CHAIN: B; COMPND 19 SYNONYM: TRANSDUCIN BETA CHAIN 3; COMPND 20 ENGINEERED: YES; COMPND 21 MOL_ID: 5; COMPND 22 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(S) SUBUNIT ALPHA COMPND 23 ISOFORMS SHORT; COMPND 24 CHAIN: A; 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: TAS2R4; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 10 ORGANISM_TAXID: 10090; SOURCE 11 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 13 MOL_ID: 3; SOURCE 14 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 15 ORGANISM_COMMON: HUMAN; SOURCE 16 ORGANISM_TAXID: 9606; SOURCE 17 GENE: GNG13; SOURCE 18 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 20 MOL_ID: 4; SOURCE 21 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 22 ORGANISM_COMMON: HUMAN; SOURCE 23 ORGANISM_TAXID: 9606; SOURCE 24 GENE: GNB3; 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_TAXID: 9606; SOURCE 30 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 31 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS BITTER TASTE RECEPTORS, CRYO-EM, MEMBRANE PROTEIN/IMMUNE SYSTEM, KEYWDS 2 MEMBRANE PROTEIN-IMMUNE SYSTEM COMPLEX EXPDTA ELECTRON MICROSCOPY AUTHOR M.TAN,J.WU REVDAT 1 18-MAR-26 9M8L 0 JRNL AUTH M.TAN,J.WU JRNL TITL RECEPTOR HYPER-FLEXIBILITY FOR DETECTING DIVERSE BITTER JRNL TITL 2 TASTES REVEALED BY THE SIGNIFICANT STRUCTURAL REARRANGEMENTS JRNL TITL 3 IN HUMAN BITTER TASTE RECEPTOR TAS2R4 JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 3.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX 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) : 3.300 REMARK 3 NUMBER OF PARTICLES : 573811 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 9M8L COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBC ON 14-MAR-25. REMARK 100 THE DEPOSITION ID IS D_1300057401. 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 : T2R4 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 : TFS KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1500.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2000.00 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) : 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: R, N, G, B, A 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 PRO R 155 REMARK 465 PHE R 156 REMARK 465 PRO R 157 REMARK 465 GLU R 158 REMARK 465 LEU R 159 REMARK 465 VAL R 160 REMARK 465 THR R 161 REMARK 465 THR R 162 REMARK 465 ARG R 163 REMARK 465 ASN R 164 REMARK 465 ASN R 165 REMARK 465 THR R 166 REMARK 465 SER R 167 REMARK 465 PHE R 168 REMARK 465 GLU R 300 REMARK 465 PHE R 301 REMARK 465 LEU R 302 REMARK 465 GLU R 303 REMARK 465 VAL R 304 REMARK 465 LEU R 305 REMARK 465 PHE R 306 REMARK 465 GLN R 307 REMARK 465 GLY R 308 REMARK 465 PRO R 309 REMARK 465 TRP R 310 REMARK 465 SER R 311 REMARK 465 HIS R 312 REMARK 465 PRO R 313 REMARK 465 GLN R 314 REMARK 465 PHE R 315 REMARK 465 GLU R 316 REMARK 465 LYS R 317 REMARK 465 GLY R 318 REMARK 465 GLY R 319 REMARK 465 GLY R 320 REMARK 465 SER R 321 REMARK 465 GLY R 322 REMARK 465 GLY R 323 REMARK 465 GLY R 324 REMARK 465 SER R 325 REMARK 465 GLY R 326 REMARK 465 GLY R 327 REMARK 465 SER R 328 REMARK 465 ALA R 329 REMARK 465 TRP R 330 REMARK 465 SER R 331 REMARK 465 HIS R 332 REMARK 465 PRO R 333 REMARK 465 GLN R 334 REMARK 465 PHE R 335 REMARK 465 GLU R 336 REMARK 465 LYS R 337 REMARK 465 MET N -39 REMARK 465 LYS N -38 REMARK 465 LEU N -37 REMARK 465 LYS N -36 REMARK 465 LEU N -35 REMARK 465 VAL N -34 REMARK 465 ASN N -33 REMARK 465 GLN N -32 REMARK 465 SER N -31 REMARK 465 HIS N -30 REMARK 465 GLN N -29 REMARK 465 GLY N -28 REMARK 465 PHE N -27 REMARK 465 ASN N -26 REMARK 465 LYS N -25 REMARK 465 GLU N -24 REMARK 465 HIS N -23 REMARK 465 THR N -22 REMARK 465 SER N -21 REMARK 465 LYS N -20 REMARK 465 MET N -19 REMARK 465 VAL N -18 REMARK 465 SER N -17 REMARK 465 ALA N -16 REMARK 465 ILE N -15 REMARK 465 VAL N -14 REMARK 465 LEU N -13 REMARK 465 TYR N -12 REMARK 465 VAL N -11 REMARK 465 LEU N -10 REMARK 465 LEU N -9 REMARK 465 ALA N -8 REMARK 465 ALA N -7 REMARK 465 ALA N -6 REMARK 465 ALA N -5 REMARK 465 HIS N -4 REMARK 465 SER N -3 REMARK 465 ALA N -2 REMARK 465 PHE N -1 REMARK 465 ALA N 0 REMARK 465 ASP N 1 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 LYS N 248 REMARK 465 ALA N 249 REMARK 465 ALA N 250 REMARK 465 ALA N 251 REMARK 465 LEU N 252 REMARK 465 GLU N 253 REMARK 465 VAL N 254 REMARK 465 LEU N 255 REMARK 465 PHE N 256 REMARK 465 GLN N 257 REMARK 465 GLY N 258 REMARK 465 PRO 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 MET G 1 REMARK 465 GLU G 2 REMARK 465 GLU G 3 REMARK 465 TRP G 4 REMARK 465 LYS G 61 REMARK 465 GLY G 62 REMARK 465 LYS G 63 REMARK 465 CYS G 64 REMARK 465 THR G 65 REMARK 465 ILE G 66 REMARK 465 LEU G 67 REMARK 465 MET B -10 REMARK 465 HIS B -9 REMARK 465 HIS B -8 REMARK 465 HIS B -7 REMARK 465 HIS B -6 REMARK 465 HIS B -5 REMARK 465 HIS B -4 REMARK 465 GLY B -3 REMARK 465 SER B -2 REMARK 465 LEU B -1 REMARK 465 LEU B 0 REMARK 465 GLN B 1 REMARK 465 MET A 1 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 OD2 ASP A 341 NZ LYS A 345 2.13 REMARK 500 O THR B 143 OG1 THR A 181 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 TYR R 250 52.26 -91.74 REMARK 500 GLU N 42 42.43 39.25 REMARK 500 VAL N 48 -65.00 -121.50 REMARK 500 VAL N 64 28.77 -147.23 REMARK 500 MET N 192 15.17 50.61 REMARK 500 LEU G 52 34.22 -98.93 REMARK 500 THR B 87 -6.02 73.04 REMARK 500 PHE B 264 75.91 -100.76 REMARK 500 ASP B 291 40.74 -100.75 REMARK 500 SER A 6 -168.30 -125.43 REMARK 500 GLU A 216 -91.58 53.54 REMARK 500 ASP A 237 -72.58 -83.64 REMARK 500 GLU A 238 30.26 -149.24 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 9M8K RELATED DB: PDB REMARK 900 RELATED ID: EMD-63713 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF HUMAN TAS2R4 DBREF 9M8L R 1 299 UNP Q9NYW5 TA2R4_HUMAN 1 299 DBREF 9M8L N -39 267 PDB 9M8L 9M8L -39 267 DBREF 9M8L G 1 67 UNP Q9P2W3 GBG13_HUMAN 1 67 DBREF 9M8L B 2 340 UNP P16520 GBB3_HUMAN 2 340 DBREF 9M8L A 1 354 PDB 9M8L 9M8L 1 354 SEQADV 9M8L ALA R 114 UNP Q9NYW5 GLN 114 CONFLICT SEQADV 9M8L GLU R 300 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PHE R 301 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L LEU R 302 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLU R 303 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L VAL R 304 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L LEU R 305 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PHE R 306 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLN R 307 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 308 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PRO R 309 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L TRP R 310 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L SER R 311 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L HIS R 312 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PRO R 313 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLN R 314 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PHE R 315 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLU R 316 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L LYS R 317 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 318 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 319 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 320 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L SER R 321 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 322 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 323 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 324 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L SER R 325 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 326 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLY R 327 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L SER R 328 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L ALA R 329 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L TRP R 330 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L SER R 331 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L HIS R 332 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PRO R 333 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLN R 334 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L PHE R 335 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L GLU R 336 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L LYS R 337 UNP Q9NYW5 EXPRESSION TAG SEQADV 9M8L MET B -10 UNP P16520 INITIATING METHIONINE SEQADV 9M8L HIS B -9 UNP P16520 EXPRESSION TAG SEQADV 9M8L HIS B -8 UNP P16520 EXPRESSION TAG SEQADV 9M8L HIS B -7 UNP P16520 EXPRESSION TAG SEQADV 9M8L HIS B -6 UNP P16520 EXPRESSION TAG SEQADV 9M8L HIS B -5 UNP P16520 EXPRESSION TAG SEQADV 9M8L HIS B -4 UNP P16520 EXPRESSION TAG SEQADV 9M8L GLY B -3 UNP P16520 EXPRESSION TAG SEQADV 9M8L SER B -2 UNP P16520 EXPRESSION TAG SEQADV 9M8L LEU B -1 UNP P16520 EXPRESSION TAG SEQADV 9M8L LEU B 0 UNP P16520 EXPRESSION TAG SEQADV 9M8L GLN B 1 UNP P16520 EXPRESSION TAG SEQRES 1 R 337 MET LEU ARG LEU PHE TYR PHE SER ALA ILE ILE ALA SER SEQRES 2 R 337 VAL ILE LEU ASN PHE VAL GLY ILE ILE MET ASN LEU PHE SEQRES 3 R 337 ILE THR VAL VAL ASN CYS LYS THR TRP VAL LYS SER HIS SEQRES 4 R 337 ARG ILE SER SER SER ASP ARG ILE LEU PHE SER LEU GLY SEQRES 5 R 337 ILE THR ARG PHE LEU MET LEU GLY LEU PHE LEU VAL ASN SEQRES 6 R 337 THR ILE TYR PHE VAL SER SER ASN THR GLU ARG SER VAL SEQRES 7 R 337 TYR LEU SER ALA PHE PHE VAL LEU CYS PHE MET PHE LEU SEQRES 8 R 337 ASP SER SER SER VAL TRP PHE VAL THR LEU LEU ASN ILE SEQRES 9 R 337 LEU TYR CYS VAL LYS ILE THR ASN PHE ALA HIS SER VAL SEQRES 10 R 337 PHE LEU LEU LEU LYS ARG ASN ILE SER PRO LYS ILE PRO SEQRES 11 R 337 ARG LEU LEU LEU ALA CYS VAL LEU ILE SER ALA PHE THR SEQRES 12 R 337 THR CYS LEU TYR ILE THR LEU SER GLN ALA SER PRO PHE SEQRES 13 R 337 PRO GLU LEU VAL THR THR ARG ASN ASN THR SER PHE ASN SEQRES 14 R 337 ILE SER GLU GLY ILE LEU SER LEU VAL VAL SER LEU VAL SEQRES 15 R 337 LEU SER SER SER LEU GLN PHE ILE ILE ASN VAL THR SER SEQRES 16 R 337 ALA SER LEU LEU ILE HIS SER LEU ARG ARG HIS ILE GLN SEQRES 17 R 337 LYS MET GLN LYS ASN ALA THR GLY PHE TRP ASN PRO GLN SEQRES 18 R 337 THR GLU ALA HIS VAL GLY ALA MET LYS LEU MET VAL TYR SEQRES 19 R 337 PHE LEU ILE LEU TYR ILE PRO TYR SER VAL ALA THR LEU SEQRES 20 R 337 VAL GLN TYR LEU PRO PHE TYR ALA GLY MET ASP MET GLY SEQRES 21 R 337 THR LYS SER ILE CYS LEU ILE PHE ALA THR LEU TYR SER SEQRES 22 R 337 PRO GLY HIS SER VAL LEU ILE ILE ILE THR HIS PRO LYS SEQRES 23 R 337 LEU LYS THR THR ALA LYS LYS ILE LEU CYS PHE LYS LYS SEQRES 24 R 337 GLU PHE LEU GLU VAL LEU PHE GLN GLY PRO TRP SER HIS SEQRES 25 R 337 PRO GLN PHE GLU LYS GLY GLY GLY SER GLY GLY GLY SER SEQRES 26 R 337 GLY GLY SER ALA TRP SER HIS PRO GLN PHE GLU LYS SEQRES 1 N 307 MET LYS LEU LYS LEU VAL ASN GLN SER HIS GLN GLY PHE SEQRES 2 N 307 ASN LYS GLU HIS THR SER LYS MET VAL SER ALA ILE VAL SEQRES 3 N 307 LEU TYR VAL LEU LEU ALA ALA ALA ALA HIS SER ALA PHE SEQRES 4 N 307 ALA ASP VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL SEQRES 5 N 307 GLN PRO GLY GLY SER ARG LYS LEU SER CYS SER ALA SER SEQRES 6 N 307 GLY PHE ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG SEQRES 7 N 307 GLN ALA PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SEQRES 8 N 307 SER SER GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL SEQRES 9 N 307 LYS GLY ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN SEQRES 10 N 307 THR LEU PHE LEU GLN MET THR SER LEU ARG SER GLU ASP SEQRES 11 N 307 THR ALA MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR SEQRES 12 N 307 GLY SER SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR SEQRES 13 N 307 LEU THR VAL SER SER GLY GLY GLY GLY SER GLY GLY GLY SEQRES 14 N 307 GLY SER GLY GLY GLY GLY SER ASP ILE VAL MET THR GLN SEQRES 15 N 307 ALA THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SEQRES 16 N 307 SER ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER SEQRES 17 N 307 ASN GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO SEQRES 18 N 307 GLY GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN SEQRES 19 N 307 LEU ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SEQRES 20 N 307 SER GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU SEQRES 21 N 307 ALA GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU SEQRES 22 N 307 GLU TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU SEQRES 23 N 307 LEU LYS ALA ALA ALA LEU GLU VAL LEU PHE GLN GLY PRO SEQRES 24 N 307 HIS HIS HIS HIS HIS HIS HIS HIS SEQRES 1 G 67 MET GLU GLU TRP ASP VAL PRO GLN MET LYS LYS GLU VAL SEQRES 2 G 67 GLU SER LEU LYS TYR GLN LEU ALA PHE GLN ARG GLU MET SEQRES 3 G 67 ALA SER LYS THR ILE PRO GLU LEU LEU LYS TRP ILE GLU SEQRES 4 G 67 ASP GLY ILE PRO LYS ASP PRO PHE LEU ASN PRO ASP LEU SEQRES 5 G 67 MET LYS ASN ASN PRO TRP VAL GLU LYS GLY LYS CYS THR SEQRES 6 G 67 ILE LEU SEQRES 1 B 351 MET HIS HIS HIS HIS HIS HIS GLY SER LEU LEU GLN GLY SEQRES 2 B 351 GLU MET GLU GLN LEU ARG GLN GLU ALA GLU GLN LEU LYS SEQRES 3 B 351 LYS GLN ILE ALA ASP ALA ARG LYS ALA CYS ALA ASP VAL SEQRES 4 B 351 THR LEU ALA GLU LEU VAL SER GLY LEU GLU VAL VAL GLY SEQRES 5 B 351 ARG VAL GLN MET ARG THR ARG ARG THR LEU ARG GLY HIS SEQRES 6 B 351 LEU ALA LYS ILE TYR ALA MET HIS TRP ALA THR ASP SER SEQRES 7 B 351 LYS LEU LEU VAL SER ALA SER GLN ASP GLY LYS LEU ILE SEQRES 8 B 351 VAL TRP ASP SER TYR THR THR ASN LYS VAL HIS ALA ILE SEQRES 9 B 351 PRO LEU ARG SER SER TRP VAL MET THR CYS ALA TYR ALA SEQRES 10 B 351 PRO SER GLY ASN PHE VAL ALA CYS GLY GLY LEU ASP ASN SEQRES 11 B 351 MET CYS SER ILE TYR ASN LEU LYS SER ARG GLU GLY ASN SEQRES 12 B 351 VAL LYS VAL SER ARG GLU LEU SER ALA HIS THR GLY TYR SEQRES 13 B 351 LEU SER CYS CYS ARG PHE LEU ASP ASP ASN ASN ILE VAL SEQRES 14 B 351 THR SER SER GLY ASP THR THR CYS ALA LEU TRP ASP ILE SEQRES 15 B 351 GLU THR GLY GLN GLN LYS THR VAL PHE VAL GLY HIS THR SEQRES 16 B 351 GLY ASP CYS MET SER LEU ALA VAL SER PRO ASP PHE ASN SEQRES 17 B 351 LEU PHE ILE SER GLY ALA CYS ASP ALA SER ALA LYS LEU SEQRES 18 B 351 TRP ASP VAL ARG GLU GLY THR CYS ARG GLN THR PHE THR SEQRES 19 B 351 GLY HIS GLU SER ASP ILE ASN ALA ILE CYS PHE PHE PRO SEQRES 20 B 351 ASN GLY GLU ALA ILE CYS THR GLY SER ASP ASP ALA SER SEQRES 21 B 351 CYS ARG LEU PHE ASP LEU ARG ALA ASP GLN GLU LEU ILE SEQRES 22 B 351 CYS PHE SER HIS GLU SER ILE ILE CYS GLY ILE THR SER SEQRES 23 B 351 VAL ALA PHE SER LEU SER GLY ARG LEU LEU PHE ALA GLY SEQRES 24 B 351 TYR ASP ASP PHE ASN CYS ASN VAL TRP ASP SER MET LYS SEQRES 25 B 351 SER GLU ARG VAL GLY ILE LEU SER GLY HIS ASP ASN ARG SEQRES 26 B 351 VAL SER CYS LEU GLY VAL THR ALA ASP GLY MET ALA VAL SEQRES 27 B 351 ALA THR GLY SER TRP ASP SER PHE LEU LYS ILE TRP ASN SEQRES 1 A 239 MET GLY CYS THR LEU SER ALA GLU ASP LYS ALA ALA VAL SEQRES 2 A 239 GLU ARG SER LYS MET ILE ASP ARG ASN LEU ARG GLU ASP SEQRES 3 A 239 GLY GLU LYS ALA ALA ARG GLU VAL LYS LEU LEU LEU LEU SEQRES 4 A 239 GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 239 MET LYS ILE ILE HIS GLY GLY GLY GLY GLY GLY GLY GLY SEQRES 6 A 239 THR THR GLY ILE ILE GLU THR GLN PHE SER PHE LYS ASP SEQRES 7 A 239 LEU HIS PHE ARG MET PHE ASP VAL GLY GLY GLN ARG SER SEQRES 8 A 239 GLU ARG LYS LYS TRP ILE HIS CYS PHE GLU ASP VAL THR SEQRES 9 A 239 CYS ILE ILE PHE CYS ALA ASP LEU SER ALA TYR ASP MET SEQRES 10 A 239 VAL LEU VAL GLU ASP GLU GLU VAL ASN ARG MET HIS GLU SEQRES 11 A 239 SER LEU HIS LEU PHE ASN SER ILE CYS ASN HIS LYS TYR SEQRES 12 A 239 PHE SER THR THR SER ILE VAL LEU PHE LEU ASN LYS LYS SEQRES 13 A 239 ASP ILE PHE GLN GLU LYS VAL THR LYS VAL HIS LEU SER SEQRES 14 A 239 ILE CYS PHE PRO GLU TYR THR GLY PRO ASN THR PHE GLU SEQRES 15 A 239 ASP ALA GLY ASN TYR ILE LYS ASN GLN PHE LEU ASP LEU SEQRES 16 A 239 ASN LEU LYS LYS GLU ASP LYS GLU ILE TYR SER HIS MET SEQRES 17 A 239 THR CYS ALA THR ASP THR GLN ASN ALA LYS PHE ILE PHE SEQRES 18 A 239 ASP ALA VAL THR ASP ILE ILE ILE LYS GLU ASN LEU LYS SEQRES 19 A 239 ASP CYS GLY LEU PHE HELIX 1 AA1 MET R 1 ASN R 31 1 31 HELIX 2 AA2 SER R 42 SER R 71 1 30 HELIX 3 AA3 SER R 77 THR R 111 1 35 HELIX 4 AA4 HIS R 115 SER R 126 1 12 HELIX 5 AA5 LYS R 128 SER R 154 1 27 HELIX 6 AA6 ILE R 170 GLN R 211 1 42 HELIX 7 AA7 ASN R 219 TYR R 239 1 21 HELIX 8 AA8 TYR R 239 TYR R 250 1 12 HELIX 9 AA9 LEU R 251 GLY R 256 1 6 HELIX 10 AB1 ASP R 258 LEU R 271 1 14 HELIX 11 AB2 LEU R 271 HIS R 284 1 14 HELIX 12 AB3 HIS R 284 LYS R 299 1 16 HELIX 13 AB4 ALA N 28 PHE N 32 5 5 HELIX 14 AB5 ASP N 62 LYS N 65 5 4 HELIX 15 AB6 VAL G 6 ALA G 21 1 16 HELIX 16 AB7 MET G 26 GLY G 41 1 16 HELIX 17 AB8 ASN G 49 MET G 53 5 5 HELIX 18 AB9 GLU B 3 ALA B 26 1 24 HELIX 19 AC1 THR B 29 SER B 35 1 7 HELIX 20 AC2 SER A 6 ARG A 32 1 27 HELIX 21 AC3 LYS A 46 MET A 53 1 8 HELIX 22 AC4 GLU A 207 HIS A 213 1 7 HELIX 23 AC5 ARG A 242 ASN A 255 1 14 HELIX 24 AC6 LYS A 271 VAL A 281 1 11 HELIX 25 AC7 HIS A 282 CYS A 286 5 5 HELIX 26 AC8 THR A 295 ASP A 309 1 15 HELIX 27 AC9 GLN A 330 GLY A 352 1 23 SHEET 1 AA1 4 GLN N 3 SER N 7 0 SHEET 2 AA1 4 ARG N 18 SER N 25 -1 O SER N 23 N VAL N 5 SHEET 3 AA1 4 THR N 78 MET N 83 -1 O MET N 83 N ARG N 18 SHEET 4 AA1 4 PHE N 68 ASP N 73 -1 N ASP N 73 O THR N 78 SHEET 1 AA2 5 ILE N 58 TYR N 60 0 SHEET 2 AA2 5 LEU N 45 ILE N 51 -1 N TYR N 50 O TYR N 59 SHEET 3 AA2 5 GLY N 33 GLN N 39 -1 N ARG N 38 O GLU N 46 SHEET 4 AA2 5 ALA N 92 SER N 99 -1 O MET N 93 N GLN N 39 SHEET 5 AA2 5 THR N 115 LEU N 117 -1 O THR N 115 N TYR N 94 SHEET 1 AA3 6 SER N 146 PRO N 148 0 SHEET 2 AA3 6 THR N 243 GLU N 246 1 O LYS N 244 N VAL N 147 SHEET 3 AA3 6 GLY N 225 GLN N 231 -1 N TYR N 227 O THR N 243 SHEET 4 AA3 6 LEU N 174 GLN N 179 -1 N GLN N 179 O VAL N 226 SHEET 5 AA3 6 GLN N 186 TYR N 190 -1 O GLN N 186 N LEU N 178 SHEET 6 AA3 6 ASN N 194 LEU N 195 -1 O ASN N 194 N TYR N 190 SHEET 1 AA4 3 VAL N 155 ARG N 160 0 SHEET 2 AA4 3 ALA N 211 ILE N 216 -1 O PHE N 212 N CYS N 159 SHEET 3 AA4 3 PHE N 203 SER N 208 -1 N SER N 206 O THR N 213 SHEET 1 AA5 4 ARG B 46 LEU B 51 0 SHEET 2 AA5 4 LEU B 336 ASN B 340 -1 O ASN B 340 N ARG B 46 SHEET 3 AA5 4 VAL B 327 SER B 331 -1 N VAL B 327 O TRP B 339 SHEET 4 AA5 4 VAL B 315 VAL B 320 -1 N GLY B 319 O ALA B 328 SHEET 1 AA6 4 ILE B 58 TRP B 63 0 SHEET 2 AA6 4 LEU B 69 SER B 74 -1 O ALA B 73 N TYR B 59 SHEET 3 AA6 4 LYS B 78 ASP B 83 -1 O TRP B 82 N LEU B 70 SHEET 4 AA6 4 LYS B 89 PRO B 94 -1 O ILE B 93 N LEU B 79 SHEET 1 AA7 4 VAL B 100 TYR B 105 0 SHEET 2 AA7 4 PHE B 111 GLY B 116 -1 O GLY B 115 N MET B 101 SHEET 3 AA7 4 CYS B 121 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA7 4 VAL B 135 LEU B 139 -1 O ARG B 137 N ILE B 123 SHEET 1 AA8 4 CYS B 148 PHE B 151 0 SHEET 2 AA8 4 ILE B 157 SER B 160 -1 O VAL B 158 N ARG B 150 SHEET 3 AA8 4 CYS B 166 TRP B 169 -1 O TRP B 169 N ILE B 157 SHEET 4 AA8 4 GLN B 176 PHE B 180 -1 O PHE B 180 N CYS B 166 SHEET 1 AA9 4 CYS B 187 VAL B 192 0 SHEET 2 AA9 4 LEU B 198 ALA B 203 -1 O GLY B 202 N MET B 188 SHEET 3 AA9 4 ALA B 208 ASP B 212 -1 O TRP B 211 N PHE B 199 SHEET 4 AA9 4 CYS B 218 PHE B 222 -1 O PHE B 222 N ALA B 208 SHEET 1 AB1 4 ILE B 229 PHE B 234 0 SHEET 2 AB1 4 ALA B 240 SER B 245 -1 O GLY B 244 N ASN B 230 SHEET 3 AB1 4 CYS B 250 ASP B 254 -1 O PHE B 253 N ILE B 241 SHEET 4 AB1 4 GLU B 260 PHE B 264 -1 O PHE B 264 N CYS B 250 SHEET 1 AB2 4 ILE B 273 PHE B 278 0 SHEET 2 AB2 4 LEU B 284 TYR B 289 -1 O GLY B 288 N SER B 275 SHEET 3 AB2 4 CYS B 294 ASP B 298 -1 O ASN B 295 N ALA B 287 SHEET 4 AB2 4 ARG B 304 LEU B 308 -1 O LEU B 308 N CYS B 294 SHEET 1 AB3 7 ILE A 56 HIS A 57 0 SHEET 2 AB3 7 GLU A 186 PHE A 191 -1 O GLN A 188 N ILE A 56 SHEET 3 AB3 7 LEU A 194 ASP A 200 -1 O MET A 198 N THR A 187 SHEET 4 AB3 7 GLU A 33 GLY A 40 1 N LEU A 36 O ARG A 197 SHEET 5 AB3 7 CYS A 220 ALA A 225 1 O ILE A 222 N LEU A 37 SHEET 6 AB3 7 SER A 263 LEU A 268 1 O VAL A 265 N PHE A 223 SHEET 7 AB3 7 ILE A 319 MET A 323 1 O HIS A 322 N LEU A 268 SHEET 1 AB4 2 VAL A 233 LEU A 234 0 SHEET 2 AB4 2 VAL A 240 ASN A 241 -1 O VAL A 240 N LEU A 234 SSBOND 1 CYS N 159 CYS N 229 1555 1555 2.04 CISPEP 1 TYR N 235 PRO N 236 0 1.85 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 3359 3906 CONECT 3906 3359 MASTER 297 0 0 27 55 0 0 6 8989 5 2 102 END