PDB Short entry for 3RFM HEADER SIGNALING PROTEIN 06-APR-11 3RFM TITLE THERMOSTABILISED ADENOSINE A2A RECEPTOR IN COMPLEX WITH CAFFEINE COMPND MOL_ID: 1; COMPND 2 MOLECULE: ADENOSINE RECEPTOR A2A; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: RESIDUES 1-317; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: ADORA2A; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS KEYWDS INVERSE AGONIST, 7TM, GPCR, SIGNALING PROTEIN, G-PROTEIN, MEMBRANE KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR A.S.DORE,N.ROBERTSON,J.C.ERREY,I.NG,K.HOLLENSTEIN,B.TEHAN,E.HURRELL, AUTHOR 2 K.BENNETT,M.CONGREVE,F.MAGNANI,C.G.TATE,M.WEIR,F.H.MARSHALL REVDAT 3 01-NOV-23 3RFM 1 REMARK SEQADV REVDAT 2 20-JUN-12 3RFM 1 JRNL REVDAT 1 07-SEP-11 3RFM 0 JRNL AUTH A.S.DORE,N.ROBERTSON,J.C.ERREY,I.NG,K.HOLLENSTEIN,B.TEHAN, JRNL AUTH 2 E.HURRELL,K.BENNETT,M.CONGREVE,F.MAGNANI,C.G.TATE,M.WEIR, JRNL AUTH 3 F.H.MARSHALL JRNL TITL STRUCTURE OF THE ADENOSINE A(2A) RECEPTOR IN COMPLEX WITH JRNL TITL 2 ZM241385 AND THE XANTHINES XAC AND CAFFEINE JRNL REF STRUCTURE V. 19 1283 2011 JRNL REFN ISSN 0969-2126 JRNL PMID 21885291 JRNL DOI 10.1016/J.STR.2011.06.014 REMARK 2 REMARK 2 RESOLUTION. 3.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.4_84) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.97 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.350 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.3 REMARK 3 NUMBER OF REFLECTIONS : 8775 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.298 REMARK 3 R VALUE (WORKING SET) : 0.297 REMARK 3 FREE R VALUE : 0.311 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.810 REMARK 3 FREE R VALUE TEST SET COUNT : 422 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 19.9717 - 5.1691 0.88 2829 139 0.2742 0.2939 REMARK 3 2 5.1691 - 4.1146 0.90 2777 138 0.2609 0.2582 REMARK 3 3 4.1146 - 3.5980 0.89 2747 145 0.4149 0.4433 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : 0.22 REMARK 3 B_SOL : 71.44 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.390 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 42.960 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 108.3 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 148.8 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -81.75570 REMARK 3 B22 (A**2) : 7.26170 REMARK 3 B33 (A**2) : 74.49400 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.002 2325 REMARK 3 ANGLE : 0.389 3171 REMARK 3 CHIRALITY : 0.027 377 REMARK 3 PLANARITY : 0.002 388 REMARK 3 DIHEDRAL : 10.516 781 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN A REMARK 3 ORIGIN FOR THE GROUP (A): 23.5394 -31.1724 -28.8621 REMARK 3 T TENSOR REMARK 3 T11: 0.8085 T22: 0.8086 REMARK 3 T33: 0.8771 T12: -0.0604 REMARK 3 T13: -0.0970 T23: -0.0705 REMARK 3 L TENSOR REMARK 3 L11: 0.9860 L22: 2.1254 REMARK 3 L33: 1.8727 L12: -1.3229 REMARK 3 L13: 0.0883 L23: -0.1383 REMARK 3 S TENSOR REMARK 3 S11: 0.1886 S12: -0.2845 S13: 0.4812 REMARK 3 S21: 0.0605 S22: -0.0739 S23: 0.1058 REMARK 3 S31: 0.0025 S32: 0.2174 S33: 0.0000 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3RFM COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-APR-11. REMARK 100 THE DEPOSITION ID IS D_1000064870. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-MAY-10 REMARK 200 TEMPERATURE (KELVIN) : 200 REMARK 200 PH : 8.2 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I24 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9777 REMARK 200 MONOCHROMATOR : ACCEL FIXED EXIT DOUBLE CRYSTAL REMARK 200 SI (111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 8939 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.590 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.500 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.9 REMARK 200 DATA REDUNDANCY : 6.700 REMARK 200 R MERGE (I) : 0.13900 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 6.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.79 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.5 REMARK 200 DATA REDUNDANCY IN SHELL : 6.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 3PWH REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 78.19 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.64 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 32-42% PEG1000, 0.25M MGCL2, 0.3% NG, REMARK 280 0.1%(W/V) 1-BUTANOL, 0.05% CYMAL-6, 0.1M TRIS-HCL,, PH 8.2, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-Z+1/2 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 56.16350 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 56.66400 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 64.65000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 56.16350 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 56.66400 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 64.65000 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 56.16350 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 56.66400 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 64.65000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 56.16350 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 56.66400 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 64.65000 REMARK 290 REMARK 290 REMARK: NULL 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: MONOMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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 MET A 1 REMARK 465 PRO A 2 REMARK 465 ILE A 3 REMARK 465 MET A 4 REMARK 465 GLY A 5 REMARK 465 SER A 6 REMARK 465 LYS A 150 REMARK 465 GLU A 151 REMARK 465 GLY A 152 REMARK 465 LYS A 153 REMARK 465 ASN A 154 REMARK 465 HIS A 155 REMARK 465 SER A 156 REMARK 465 GLN A 157 REMARK 465 HIS A 306 REMARK 465 VAL A 307 REMARK 465 LEU A 308 REMARK 465 ARG A 309 REMARK 465 GLN A 310 REMARK 465 GLN A 311 REMARK 465 GLU A 312 REMARK 465 PRO A 313 REMARK 465 PHE A 314 REMARK 465 LYS A 315 REMARK 465 ALA A 316 REMARK 465 ALA A 317 REMARK 465 ALA A 318 REMARK 465 ALA A 319 REMARK 465 HIS A 320 REMARK 465 HIS A 321 REMARK 465 HIS A 322 REMARK 465 HIS A 323 REMARK 465 HIS A 324 REMARK 465 HIS A 325 REMARK 465 HIS A 326 REMARK 465 HIS A 327 REMARK 465 HIS A 328 REMARK 465 HIS A 329 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 GLN A 38 33.43 -91.75 REMARK 500 ALA A 73 173.54 -58.85 REMARK 500 LEU A 115 -61.58 -96.21 REMARK 500 VAL A 116 92.04 -67.29 REMARK 500 ALA A 165 101.06 -58.70 REMARK 500 VAL A 178 -67.24 -92.35 REMARK 500 VAL A 186 -56.76 -141.95 REMARK 500 PHE A 257 -70.41 -72.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CFF A 330 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 3PWH RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH ZM241385 REMARK 900 RELATED ID: 3REY RELATED DB: PDB REMARK 900 THE SAME PROTEIN COMPLEXED WITH XAC DBREF 3RFM A 1 317 UNP P29274 AA2AR_HUMAN 1 317 SEQADV 3RFM LEU A 54 UNP P29274 ALA 54 ENGINEERED MUTATION SEQADV 3RFM ALA A 88 UNP P29274 THR 88 ENGINEERED MUTATION SEQADV 3RFM ALA A 107 UNP P29274 ARG 107 ENGINEERED MUTATION SEQADV 3RFM ALA A 122 UNP P29274 LYS 122 ENGINEERED MUTATION SEQADV 3RFM ALA A 202 UNP P29274 LEU 202 ENGINEERED MUTATION SEQADV 3RFM ALA A 235 UNP P29274 LEU 235 ENGINEERED MUTATION SEQADV 3RFM ALA A 239 UNP P29274 VAL 239 ENGINEERED MUTATION SEQADV 3RFM ALA A 277 UNP P29274 SER 277 ENGINEERED MUTATION SEQADV 3RFM ALA A 318 UNP P29274 EXPRESSION TAG SEQADV 3RFM ALA A 319 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 320 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 321 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 322 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 323 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 324 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 325 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 326 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 327 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 328 UNP P29274 EXPRESSION TAG SEQADV 3RFM HIS A 329 UNP P29274 EXPRESSION TAG SEQRES 1 A 329 MET PRO ILE MET GLY SER SER VAL TYR ILE THR VAL GLU SEQRES 2 A 329 LEU ALA ILE ALA VAL LEU ALA ILE LEU GLY ASN VAL LEU SEQRES 3 A 329 VAL CYS TRP ALA VAL TRP LEU ASN SER ASN LEU GLN ASN SEQRES 4 A 329 VAL THR ASN TYR PHE VAL VAL SER LEU ALA ALA ALA ASP SEQRES 5 A 329 ILE LEU VAL GLY VAL LEU ALA ILE PRO PHE ALA ILE THR SEQRES 6 A 329 ILE SER THR GLY PHE CYS ALA ALA CYS HIS GLY CYS LEU SEQRES 7 A 329 PHE ILE ALA CYS PHE VAL LEU VAL LEU ALA GLN SER SER SEQRES 8 A 329 ILE PHE SER LEU LEU ALA ILE ALA ILE ASP ARG TYR ILE SEQRES 9 A 329 ALA ILE ALA ILE PRO LEU ARG TYR ASN GLY LEU VAL THR SEQRES 10 A 329 GLY THR ARG ALA ALA GLY ILE ILE ALA ILE CYS TRP VAL SEQRES 11 A 329 LEU SER PHE ALA ILE GLY LEU THR PRO MET LEU GLY TRP SEQRES 12 A 329 ASN ASN CYS GLY GLN PRO LYS GLU GLY LYS ASN HIS SER SEQRES 13 A 329 GLN GLY CYS GLY GLU GLY GLN VAL ALA CYS LEU PHE GLU SEQRES 14 A 329 ASP VAL VAL PRO MET ASN TYR MET VAL TYR PHE ASN PHE SEQRES 15 A 329 PHE ALA CYS VAL LEU VAL PRO LEU LEU LEU MET LEU GLY SEQRES 16 A 329 VAL TYR LEU ARG ILE PHE ALA ALA ALA ARG ARG GLN LEU SEQRES 17 A 329 LYS GLN MET GLU SER GLN PRO LEU PRO GLY GLU ARG ALA SEQRES 18 A 329 ARG SER THR LEU GLN LYS GLU VAL HIS ALA ALA LYS SER SEQRES 19 A 329 ALA ALA ILE ILE ALA GLY LEU PHE ALA LEU CYS TRP LEU SEQRES 20 A 329 PRO LEU HIS ILE ILE ASN CYS PHE THR PHE PHE CYS PRO SEQRES 21 A 329 ASP CYS SER HIS ALA PRO LEU TRP LEU MET TYR LEU ALA SEQRES 22 A 329 ILE VAL LEU ALA HIS THR ASN SER VAL VAL ASN PRO PHE SEQRES 23 A 329 ILE TYR ALA TYR ARG ILE ARG GLU PHE ARG GLN THR PHE SEQRES 24 A 329 ARG LYS ILE ILE ARG SER HIS VAL LEU ARG GLN GLN GLU SEQRES 25 A 329 PRO PHE LYS ALA ALA ALA ALA HIS HIS HIS HIS HIS HIS SEQRES 26 A 329 HIS HIS HIS HIS HET CFF A 330 14 HETNAM CFF CAFFEINE HETSYN CFF 3,7-DIHYDRO-1,3,7-TRIMETHYL-1H-PURINE-2,6-DIONE FORMUL 2 CFF C8 H10 N4 O2 HELIX 1 1 SER A 7 ASN A 34 1 28 HELIX 2 2 SER A 35 GLN A 38 5 4 HELIX 3 3 ASN A 39 VAL A 40 5 2 HELIX 4 4 THR A 41 LEU A 58 1 18 HELIX 5 5 LEU A 58 GLY A 69 1 12 HELIX 6 6 ALA A 73 ILE A 108 1 36 HELIX 7 7 ILE A 108 VAL A 116 1 9 HELIX 8 8 THR A 117 LEU A 137 1 21 HELIX 9 9 THR A 138 GLY A 142 5 5 HELIX 10 10 LEU A 167 VAL A 172 1 6 HELIX 11 11 PRO A 173 TYR A 179 1 7 HELIX 12 12 ASN A 181 VAL A 186 1 6 HELIX 13 13 VAL A 186 MET A 211 1 26 HELIX 14 14 GLU A 212 GLN A 214 5 3 HELIX 15 15 GLY A 218 CYS A 259 1 42 HELIX 16 16 PRO A 266 ILE A 292 1 27 HELIX 17 17 ILE A 292 SER A 305 1 14 SHEET 1 A 2 PHE A 70 ALA A 72 0 SHEET 2 A 2 VAL A 164 CYS A 166 -1 O VAL A 164 N ALA A 72 SSBOND 1 CYS A 71 CYS A 159 1555 1555 2.03 SSBOND 2 CYS A 74 CYS A 146 1555 1555 2.03 SSBOND 3 CYS A 77 CYS A 166 1555 1555 2.03 SSBOND 4 CYS A 259 CYS A 262 1555 1555 2.03 SITE 1 AC1 6 PHE A 168 MET A 177 LEU A 249 ASN A 253 SITE 2 AC1 6 MET A 270 ILE A 274 CRYST1 112.327 113.328 129.300 90.00 90.00 90.00 I 2 2 2 8 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 0.008903 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008824 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007734 0.00000