HEADER FLUORESCENT PROTEIN 26-FEB-09 3GEX TITLE 1.6 ANGSTROM CRYSTAL STRUCTURE OF FLUORESCENT PROTEIN CYPET COMPND MOL_ID: 1; COMPND 2 MOLECULE: GREEN FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYPET; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEQUOREA VICTORIA; SOURCE 3 ORGANISM_COMMON: JELLYFISH; SOURCE 4 ORGANISM_TAXID: 6100; SOURCE 5 GENE: GFP; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PT7HIS-CYPET KEYWDS BETA BARREL, CHROMOPHORE, LUMINESCENCE, PHOTOPROTEIN, FLUORESCENT KEYWDS 2 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR X.HU,R.LIU REVDAT 5 20-NOV-24 3GEX 1 REMARK REVDAT 4 22-NOV-23 3GEX 1 REMARK REVDAT 3 01-NOV-23 3GEX 1 REMARK REVDAT 2 10-NOV-21 3GEX 1 SEQADV LINK REVDAT 1 09-MAR-10 3GEX 0 JRNL AUTH R.LIU,Y.DING,X.HU JRNL TITL 1.6 ANGSTROM CRYSTAL STRUCTURE OF FLUORESCENT PROTEIN CYPET JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.41 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 91.2 REMARK 3 NUMBER OF REFLECTIONS : 25452 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.197 REMARK 3 R VALUE (WORKING SET) : 0.193 REMARK 3 FREE R VALUE : 0.229 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2848 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.64 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1148 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 56.22 REMARK 3 BIN R VALUE (WORKING SET) : 0.3850 REMARK 3 BIN FREE R VALUE SET COUNT : 127 REMARK 3 BIN FREE R VALUE : 0.4830 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1870 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 180 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 20.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.98000 REMARK 3 B22 (A**2) : -1.16000 REMARK 3 B33 (A**2) : 2.14000 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 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.115 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.112 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.064 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.771 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.959 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.948 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1954 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2646 ; 1.309 ; 1.966 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 237 ; 6.222 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 95 ;32.131 ;25.158 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 331 ;12.043 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 6 ;11.100 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 283 ; 0.089 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1500 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 858 ; 0.253 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1299 ; 0.317 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 303 ; 0.183 ; 0.500 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 56 ; 0.214 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 33 ; 0.145 ; 0.500 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 1197 ; 0.939 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1898 ; 1.502 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 845 ; 1.013 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 748 ; 1.550 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING REMARK 3 POSITIONS REMARK 4 REMARK 4 3GEX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 04-MAR-09. REMARK 100 THE DEPOSITION ID IS D_1000051774. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 05-DEC-08 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 28302 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.1 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.03900 REMARK 200 FOR THE DATA SET : 16.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.66 REMARK 200 COMPLETENESS FOR SHELL (%) : 59.1 REMARK 200 DATA REDUNDANCY IN SHELL : 1.80 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.23000 REMARK 200 FOR SHELL : 3.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: MOLREP REMARK 200 STARTING MODEL: PDB ENTRY 1QYO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.99 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% PEG 4000, 0.1M TRIS-HCL PH 8.5, REMARK 280 0.2M LITHIUM SULFATE, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X+1/2,-Y,Z+1/2 REMARK 290 3555 -X,Y+1/2,-Z+1/2 REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 25.45350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 35.71200 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.50550 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 35.71200 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.45350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.50550 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 300 REMARK: AUTHOR STATES THAT THE BIOLOGICAL UNIT IS UNKNOWN. 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 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 HIS A 232 REMARK 465 GLY A 233 REMARK 465 MET A 234 REMARK 465 ASP A 235 REMARK 465 GLU A 236 REMARK 465 LEU A 237 REMARK 465 TYR A 238 REMARK 465 LYS A 239 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 HOH A 312 O HOH A 379 2.07 REMARK 500 OD1 ASP A 37 O HOH A 325 2.07 REMARK 500 OE1 GLU A 133 O HOH A 403 2.13 REMARK 500 O ASN A 145 O HOH A 304 2.15 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 GLU A 133 -73.53 -20.57 REMARK 500 ASP A 134 -65.65 124.03 REMARK 500 ASP A 134 -40.42 119.12 REMARK 500 ASN A 145 -75.56 -149.86 REMARK 500 TYR A 146 158.12 -43.11 REMARK 500 SER A 176 -168.50 -78.51 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 THE SEQUENCE WAS MUTATED FROM SER & TYR TO THR & TRP, RESPECTIVELY, REMARK 999 TO FORM CHROMOPHORE. THESE FIVE RESIDUES ARE THE NEUTRAL MUTATIONS REMARK 999 THAT COME FROM THE ORIGINAL PLASMID. DBREF 3GEX A 1 239 UNP P42212 GFP_AEQVI 1 238 SEQADV 3GEX LEU A -4 UNP P42212 EXPRESSION TAG SEQADV 3GEX TYR A -3 UNP P42212 EXPRESSION TAG SEQADV 3GEX PHE A -2 UNP P42212 EXPRESSION TAG SEQADV 3GEX GLN A -1 UNP P42212 EXPRESSION TAG SEQADV 3GEX GLY A 0 UNP P42212 EXPRESSION TAG SEQADV 3GEX MET A 1 UNP P42212 EXPRESSION TAG SEQADV 3GEX VAL A 2 UNP P42212 MET 1 SEE REMARK 999 SEQADV 3GEX GLY A 10 UNP P42212 THR 9 ENGINEERED MUTATION SEQADV 3GEX ILE A 12 UNP P42212 VAL 11 ENGINEERED MUTATION SEQADV 3GEX GLU A 20 UNP P42212 ASP 19 ENGINEERED MUTATION SEQADV 3GEX LEU A 65 UNP P42212 PHE 64 SEE REMARK 999 SEQADV 3GEX CRF A 67 UNP P42212 SER 65 CHROMOPHORE SEQADV 3GEX CRF A 67 UNP P42212 TYR 66 CHROMOPHORE SEQADV 3GEX CRF A 67 UNP P42212 GLY 67 CHROMOPHORE SEQADV 3GEX VAL A 88 UNP P42212 ALA 87 ENGINEERED MUTATION SEQADV 3GEX ILE A 147 UNP P42212 ASN 146 SEE REMARK 999 SEQADV 3GEX THR A 154 UNP P42212 MET 153 SEE REMARK 999 SEQADV 3GEX ALA A 164 UNP P42212 VAL 163 SEE REMARK 999 SEQADV 3GEX ALA A 168 UNP P42212 ILE 167 ENGINEERED MUTATION SEQADV 3GEX THR A 173 UNP P42212 GLU 172 ENGINEERED MUTATION SEQADV 3GEX ILE A 195 UNP P42212 LEU 194 ENGINEERED MUTATION SEQRES 1 A 242 LEU TYR PHE GLN GLY MET VAL SER LYS GLY GLU GLU LEU SEQRES 2 A 242 PHE GLY GLY ILE VAL PRO ILE LEU VAL GLU LEU GLU GLY SEQRES 3 A 242 ASP VAL ASN GLY HIS LYS PHE SER VAL SER GLY GLU GLY SEQRES 4 A 242 GLU GLY ASP ALA THR TYR GLY LYS LEU THR LEU LYS PHE SEQRES 5 A 242 ILE CYS THR THR GLY LYS LEU PRO VAL PRO TRP PRO THR SEQRES 6 A 242 LEU VAL THR THR LEU CRF VAL GLN CYS PHE SER ARG TYR SEQRES 7 A 242 PRO ASP HIS MET LYS GLN HIS ASP PHE PHE LYS SER VAL SEQRES 8 A 242 MET PRO GLU GLY TYR VAL GLN GLU ARG THR ILE PHE PHE SEQRES 9 A 242 LYS ASP ASP GLY ASN TYR LYS THR ARG ALA GLU VAL LYS SEQRES 10 A 242 PHE GLU GLY ASP THR LEU VAL ASN ARG ILE GLU LEU LYS SEQRES 11 A 242 GLY ILE ASP PHE LYS GLU ASP GLY ASN ILE LEU GLY HIS SEQRES 12 A 242 LYS LEU GLU TYR ASN TYR ILE SER HIS ASN VAL TYR ILE SEQRES 13 A 242 THR ALA ASP LYS GLN LYS ASN GLY ILE LYS ALA ASN PHE SEQRES 14 A 242 LYS ALA ARG HIS ASN ILE THR ASP GLY SER VAL GLN LEU SEQRES 15 A 242 ALA ASP HIS TYR GLN GLN ASN THR PRO ILE GLY ASP GLY SEQRES 16 A 242 PRO VAL ILE LEU PRO ASP ASN HIS TYR LEU SER THR GLN SEQRES 17 A 242 SER ALA LEU SER LYS ASP PRO ASN GLU LYS ARG ASP HIS SEQRES 18 A 242 MET VAL LEU LEU GLU PHE VAL THR ALA ALA GLY ILE THR SEQRES 19 A 242 HIS GLY MET ASP GLU LEU TYR LYS MODRES 3GEX CRF A 67 THR MODRES 3GEX CRF A 67 TRP MODRES 3GEX CRF A 67 GLY HET CRF A 67 24 HETNAM CRF [(4Z)-2-[(1R,2R)-1-AMINO-2-HYDROXYPROPYL]-4-(1H-INDOL- HETNAM 2 CRF 3-YLMETHYLIDENE)-5-OXO-4,5-DIHYDRO-1H-IMIDAZOL-1- HETNAM 3 CRF YL]ACETIC ACID FORMUL 1 CRF C17 H18 N4 O4 FORMUL 2 HOH *180(H2 O) HELIX 1 1 SER A 3 LEU A 8 1 6 HELIX 2 2 PRO A 57 VAL A 62 5 6 HELIX 3 3 VAL A 69 SER A 73 5 5 HELIX 4 4 PRO A 76 HIS A 82 5 7 HELIX 5 5 ASP A 83 VAL A 88 1 6 HELIX 6 6 LYS A 157 ASN A 160 5 4 SHEET 1 A12 ILE A 12 VAL A 23 0 SHEET 2 A12 HIS A 26 ASP A 37 -1 O PHE A 28 N GLY A 21 SHEET 3 A12 LYS A 42 CYS A 49 -1 O ILE A 48 N SER A 31 SHEET 4 A12 HIS A 218 ALA A 228 -1 O LEU A 221 N LEU A 45 SHEET 5 A12 HIS A 200 SER A 209 -1 N ALA A 207 O LEU A 222 SHEET 6 A12 ILE A 147 ASP A 156 -1 N ILE A 147 O SER A 206 SHEET 7 A12 GLY A 161 ASN A 171 -1 O GLY A 161 N ASP A 156 SHEET 8 A12 VAL A 177 PRO A 188 -1 O GLN A 178 N HIS A 170 SHEET 9 A12 TYR A 93 PHE A 101 -1 N VAL A 94 O THR A 187 SHEET 10 A12 ASN A 106 GLU A 116 -1 O TYR A 107 N ILE A 99 SHEET 11 A12 THR A 119 ILE A 129 -1 O THR A 119 N GLU A 116 SHEET 12 A12 ILE A 12 VAL A 23 1 N GLU A 18 O ILE A 124 LINK C LEU A 65 N1 CRF A 67 1555 1555 1.43 LINK C3 CRF A 67 N VAL A 69 1555 1555 1.48 CISPEP 1 MET A 89 PRO A 90 0 6.00 CISPEP 2 GLU A 133 ASP A 134 0 4.20 CISPEP 3 GLU A 133 ASP A 134 0 7.35 CRYST1 50.907 63.011 71.424 90.00 90.00 90.00 P 21 21 21 4 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 0.019644 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015870 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014001 0.00000