HEADER FLUORESCENT PROTEIN 31-MAY-07 2Q57 TITLE X-RAY STRUCTURE OF CERULEAN GFP: A TRYPTOPHAN-BASED CHROMOPHORE USEFUL TITLE 2 FOR FLUORESCENCE LIFETIME IMAGING COMPND MOL_ID: 1; COMPND 2 MOLECULE: CERULEAN GREEN FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEQUOREA VICTORIA; SOURCE 3 ORGANISM_TAXID: 6100; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: M15; SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PQE-9 KEYWDS BETA BARREL, FLUORESCENT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR G.D.MALO REVDAT 6 15-NOV-23 2Q57 1 REMARK REVDAT 5 30-AUG-23 2Q57 1 REMARK REVDAT 4 20-OCT-21 2Q57 1 SEQADV LINK REVDAT 3 07-SEP-11 2Q57 1 HET HETATM HETNAM VERSN REVDAT 2 24-FEB-09 2Q57 1 VERSN REVDAT 1 27-NOV-07 2Q57 0 JRNL AUTH G.D.MALO,L.J.POUWELS,M.WANG,A.WEICHSEL,W.R.MONTFORT, JRNL AUTH 2 M.A.RIZZO,D.W.PISTON,R.M.WACHTER JRNL TITL X-RAY STRUCTURE OF CERULEAN GFP: A TRYPTOPHAN-BASED JRNL TITL 2 CHROMOPHORE USEFUL FOR FLUORESCENCE LIFETIME IMAGING. JRNL REF BIOCHEMISTRY V. 46 9865 2007 JRNL REFN ISSN 0006-2960 JRNL PMID 17685554 JRNL DOI 10.1021/BI602664C REMARK 2 REMARK 2 RESOLUTION. 2.00 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) : 2.00 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.92 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 15023 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) : 0.192 REMARK 3 R VALUE (WORKING SET) : 0.188 REMARK 3 FREE R VALUE : 0.262 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 791 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) : 2.00 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.05 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1071 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 98.45 REMARK 3 BIN R VALUE (WORKING SET) : 0.1720 REMARK 3 BIN FREE R VALUE SET COUNT : 70 REMARK 3 BIN FREE R VALUE : 0.2470 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1789 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 149 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 14.95 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 13.25 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.38000 REMARK 3 B22 (A**2) : -0.23000 REMARK 3 B33 (A**2) : 0.61000 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): 0.198 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.192 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.121 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.155 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.934 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.871 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1832 ; 0.017 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2482 ; 1.866 ; 1.975 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 224 ; 7.056 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 85 ;36.203 ;24.941 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 305 ;14.669 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 7 ;16.214 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 271 ; 0.113 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1405 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 743 ; 0.200 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 1206 ; 0.308 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 149 ; 0.157 ; 0.200 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): 31 ; 0.229 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 18 ; 0.339 ; 0.200 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): 1157 ; 1.155 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1806 ; 1.789 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 834 ; 3.020 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 676 ; 4.824 ; 4.500 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 : 1.40 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 2Q57 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JUN-07. REMARK 100 THE DEPOSITION ID IS D_1000043163. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-APR-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 5.0.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0000 REMARK 200 MONOCHROMATOR : DOUBLE CRYSTAL SI(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15852 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.000 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 4.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 200 DATA REDUNDANCY : 5.700 REMARK 200 R MERGE (I) : 0.08200 REMARK 200 R SYM (I) : 0.08200 REMARK 200 FOR THE DATA SET : 5.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.11 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.4 REMARK 200 DATA REDUNDANCY IN SHELL : 5.80 REMARK 200 R MERGE FOR SHELL (I) : 0.20700 REMARK 200 R SYM FOR SHELL (I) : 0.20700 REMARK 200 FOR SHELL : 1.800 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 1OXD REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 37.67 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.97 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM SODIUM ACETATE, 19% PEG 4000, REMARK 280 1MM EDTA, PH 5.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K 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 25.61600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.91050 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.66950 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.91050 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.61600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.66950 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: THE BIOLOGICAL ASSEMBLY IS A MONOMER AND THERE IS ONE REMARK 300 MONOMER PER ASSYMETRIC UNIT. 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 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 -17 REMARK 465 ARG A -16 REMARK 465 GLY A -15 REMARK 465 SER A -14 REMARK 465 HIS A -13 REMARK 465 HIS A -12 REMARK 465 HIS A -11 REMARK 465 HIS A -10 REMARK 465 HIS A -9 REMARK 465 HIS A -8 REMARK 465 GLY A -7 REMARK 465 LEU A -6 REMARK 465 ALA A -5 REMARK 465 LEU A -4 REMARK 465 PRO A -3 REMARK 465 VAL A -2 REMARK 465 ALA A -1 REMARK 465 THR A 0 REMARK 465 THR A 230 REMARK 465 LEU A 231 REMARK 465 GLY A 232 REMARK 465 MET A 233 REMARK 465 ASP A 234 REMARK 465 GLU A 235 REMARK 465 LEU A 236 REMARK 465 TYR A 237 REMARK 465 LYS A 238 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 132 CG CD OE1 OE2 REMARK 470 ASP A 133 CG OD1 OD2 REMARK 470 LYS A 156 CG CD CE NZ REMARK 470 GLN A 157 CG CD OE1 NE2 REMARK 470 LYS A 158 CG CD CE NZ 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 ASN A 144 O HOH A 353 1.90 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 ASP A 103 -156.85 -149.20 REMARK 500 ILE A 136 -66.43 -90.01 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES SER 65, TYR 66 OF THE GREEN FLUORESCENT REMARK 999 PROTEIN SEQUENCE (UNP ENTRY P42212) WERE MUTATED REMARK 999 TO THR 65, TRP 66 IN THE CERULEAN GREEN FLUORESCENT REMARK 999 PROTEIN AND THEN CYCLIZED TOGETHER WITH RESUIDUE REMARK 999 GLY 67 TO FORM A CHROMOPHORE CRF 66. DBREF 2Q57 A 1 238 UNP P42212 GFP_AEQVI 1 238 SEQADV 2Q57 MET A -17 UNP P42212 EXPRESSION TAG SEQADV 2Q57 ARG A -16 UNP P42212 EXPRESSION TAG SEQADV 2Q57 GLY A -15 UNP P42212 EXPRESSION TAG SEQADV 2Q57 SER A -14 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -13 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -12 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -11 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -10 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -9 UNP P42212 EXPRESSION TAG SEQADV 2Q57 HIS A -8 UNP P42212 EXPRESSION TAG SEQADV 2Q57 GLY A -7 UNP P42212 EXPRESSION TAG SEQADV 2Q57 LEU A -6 UNP P42212 EXPRESSION TAG SEQADV 2Q57 ALA A -5 UNP P42212 EXPRESSION TAG SEQADV 2Q57 LEU A -4 UNP P42212 EXPRESSION TAG SEQADV 2Q57 PRO A -3 UNP P42212 EXPRESSION TAG SEQADV 2Q57 VAL A -2 UNP P42212 EXPRESSION TAG SEQADV 2Q57 ALA A -1 UNP P42212 EXPRESSION TAG SEQADV 2Q57 THR A 0 UNP P42212 EXPRESSION TAG SEQADV 2Q57 LEU A 64 UNP P42212 PHE 64 ENGINEERED MUTATION SEQADV 2Q57 CRF A 66 UNP P42212 SER 65 CHROMOPHORE SEQADV 2Q57 CRF A 66 UNP P42212 TYR 66 CHROMOPHORE SEQADV 2Q57 CRF A 66 UNP P42212 GLY 67 CHROMOPHORE SEQADV 2Q57 ALA A 72 UNP P42212 SER 72 ENGINEERED MUTATION SEQADV 2Q57 ARG A 80 UNP P42212 GLN 80 ENGINEERED MUTATION SEQADV 2Q57 ALA A 145 UNP P42212 TYR 145 ENGINEERED MUTATION SEQADV 2Q57 ILE A 146 UNP P42212 ASN 146 ENGINEERED MUTATION SEQADV 2Q57 ASP A 148 UNP P42212 HIS 148 ENGINEERED MUTATION SEQADV 2Q57 THR A 153 UNP P42212 MET 153 ENGINEERED MUTATION SEQADV 2Q57 ALA A 163 UNP P42212 VAL 163 ENGINEERED MUTATION SEQADV 2Q57 LEU A 231 UNP P42212 HIS 231 ENGINEERED MUTATION SEQRES 1 A 254 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY LEU ALA SEQRES 2 A 254 LEU PRO VAL ALA THR MET SER LYS GLY GLU GLU LEU PHE SEQRES 3 A 254 THR GLY VAL VAL PRO ILE LEU VAL GLU LEU ASP GLY ASP SEQRES 4 A 254 VAL ASN GLY HIS LYS PHE SER VAL SER GLY GLU GLY GLU SEQRES 5 A 254 GLY ASP ALA THR TYR GLY LYS LEU THR LEU LYS PHE ILE SEQRES 6 A 254 CYS THR THR GLY LYS LEU PRO VAL PRO TRP PRO THR LEU SEQRES 7 A 254 VAL THR THR LEU CRF VAL GLN CYS PHE ALA ARG TYR PRO SEQRES 8 A 254 ASP HIS MET LYS ARG HIS ASP PHE PHE LYS SER ALA MET SEQRES 9 A 254 PRO GLU GLY TYR VAL GLN GLU ARG THR ILE PHE PHE LYS SEQRES 10 A 254 ASP ASP GLY ASN TYR LYS THR ARG ALA GLU VAL LYS PHE SEQRES 11 A 254 GLU GLY ASP THR LEU VAL ASN ARG ILE GLU LEU LYS GLY SEQRES 12 A 254 ILE ASP PHE LYS GLU ASP GLY ASN ILE LEU GLY HIS LYS SEQRES 13 A 254 LEU GLU TYR ASN ALA ILE SER ASP ASN VAL TYR ILE THR SEQRES 14 A 254 ALA ASP LYS GLN LYS ASN GLY ILE LYS ALA ASN PHE LYS SEQRES 15 A 254 ILE ARG HIS ASN ILE GLU ASP GLY SER VAL GLN LEU ALA SEQRES 16 A 254 ASP HIS TYR GLN GLN ASN THR PRO ILE GLY ASP GLY PRO SEQRES 17 A 254 VAL LEU LEU PRO ASP ASN HIS TYR LEU SER THR GLN SER SEQRES 18 A 254 ALA LEU SER LYS ASP PRO ASN GLU LYS ARG ASP HIS MET SEQRES 19 A 254 VAL LEU LEU GLU PHE VAL THR ALA ALA GLY ILE THR LEU SEQRES 20 A 254 GLY MET ASP GLU LEU TYR LYS MODRES 2Q57 CRF A 66 THR MODRES 2Q57 CRF A 66 TRP MODRES 2Q57 CRF A 66 GLY HET CRF A 66 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 *149(H2 O) HELIX 1 1 SER A 2 LEU A 7 1 6 HELIX 2 2 PRO A 56 VAL A 61 5 6 HELIX 3 3 VAL A 68 ALA A 72 5 5 HELIX 4 4 PRO A 75 HIS A 81 5 7 HELIX 5 5 ASP A 82 ALA A 87 1 6 SHEET 1 A12 VAL A 11 VAL A 22 0 SHEET 2 A12 HIS A 25 ASP A 36 -1 O GLY A 31 N VAL A 16 SHEET 3 A12 LYS A 41 CYS A 48 -1 O ILE A 47 N SER A 30 SHEET 4 A12 HIS A 217 ALA A 227 -1 O GLU A 222 N LEU A 42 SHEET 5 A12 HIS A 199 SER A 208 -1 N SER A 202 O THR A 225 SHEET 6 A12 SER A 147 ASP A 155 -1 N ILE A 152 O HIS A 199 SHEET 7 A12 GLY A 160 ASN A 170 -1 O GLY A 160 N ASP A 155 SHEET 8 A12 VAL A 176 PRO A 187 -1 O GLN A 177 N HIS A 169 SHEET 9 A12 TYR A 92 PHE A 100 -1 N GLU A 95 O GLN A 184 SHEET 10 A12 ASN A 105 GLU A 115 -1 O TYR A 106 N ILE A 98 SHEET 11 A12 THR A 118 ILE A 128 -1 O VAL A 120 N LYS A 113 SHEET 12 A12 VAL A 11 VAL A 22 1 N ASP A 21 O GLY A 127 LINK C LEU A 64 N1 CRF A 66 1555 1555 1.35 LINK C3 CRF A 66 N VAL A 68 1555 1555 1.34 CISPEP 1 MET A 88 PRO A 89 0 1.38 CRYST1 51.232 63.339 69.821 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 0.019519 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015788 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014322 0.00000