HEADER FLUORESCENT PROTEIN 06-SEP-17 5OX8 TITLE STRUCTURE OF ENHANCED CYAN FLUORESCENT PROTEIN AT PH 5.0 COMPND MOL_ID: 1; COMPND 2 MOLECULE: GREEN FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES; COMPND 6 OTHER_DETAILS: CHROMOPHORE RESULTING FROM AUTOCATALYTIC CYCLIZATION COMPND 7 OF CONSECUTIVE AMINO ACID RESIDUES THR65, TRP66 AND GLY67 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 BL21; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 511693; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PQE-60 KEYWDS FLUORESCENT PROTEIN, TRYPTOPHAN-BASED CHROMOPHORE, ECFP EXPDTA X-RAY DIFFRACTION AUTHOR G.GOTTHARD,D.VON STETTEN,D.CLAVEL,M.NOIRCLERC-SAVOYE,A.ROYANT REVDAT 4 17-JAN-24 5OX8 1 LINK REVDAT 3 20-DEC-17 5OX8 1 JRNL REVDAT 2 06-DEC-17 5OX8 1 JRNL REVDAT 1 29-NOV-17 5OX8 0 JRNL AUTH G.GOTTHARD,D.VON STETTEN,D.CLAVEL,M.NOIRCLERC-SAVOYE, JRNL AUTH 2 A.ROYANT JRNL TITL CHROMOPHORE ISOMER STABILIZATION IS CRITICAL TO THE JRNL TITL 2 EFFICIENT FLUORESCENCE OF CYAN FLUORESCENT PROTEINS. JRNL REF BIOCHEMISTRY V. 56 6418 2017 JRNL REFN ISSN 1520-4995 JRNL PMID 29148725 JRNL DOI 10.1021/ACS.BIOCHEM.7B01088 REMARK 2 REMARK 2 RESOLUTION. 1.29 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0158 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.29 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 39.66 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.6 REMARK 3 NUMBER OF REFLECTIONS : 53030 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) : 0.134 REMARK 3 R VALUE (WORKING SET) : 0.132 REMARK 3 FREE R VALUE : 0.166 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2841 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) : 1.29 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.32 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3806 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 97.61 REMARK 3 BIN R VALUE (WORKING SET) : 0.2720 REMARK 3 BIN FREE R VALUE SET COUNT : 231 REMARK 3 BIN FREE R VALUE : 0.2890 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1792 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 296 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 21.93 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.58000 REMARK 3 B22 (A**2) : -0.57000 REMARK 3 B33 (A**2) : -1.01000 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): 0.048 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.046 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.035 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.933 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.982 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.973 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 2155 ; 0.013 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 1947 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2979 ; 1.712 ; 1.978 REMARK 3 BOND ANGLES OTHERS (DEGREES): 4566 ; 0.972 ; 3.001 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 299 ; 6.604 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 109 ;34.540 ;25.413 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 380 ;11.595 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 8 ; 8.701 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 327 ; 0.096 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 2496 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 433 ; 0.003 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): 1024 ; 1.578 ; 1.880 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 1023 ; 1.476 ; 1.877 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1306 ; 1.958 ; 2.835 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): 1307 ; 1.965 ; 2.838 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 1131 ; 2.376 ; 2.192 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): 1132 ; 2.375 ; 2.194 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): 1648 ; 2.838 ; 3.174 REMARK 3 LONG RANGE B REFINED ATOMS (A**2): 2406 ; 5.250 ;24.889 REMARK 3 LONG RANGE B OTHER ATOMS (A**2): 2330 ; 4.078 ;23.592 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 4102 ; 2.168 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 181 ;36.192 ; 5.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 4143 ;15.108 ; 5.000 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 : NULL 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 5OX8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 06-SEP-17. REMARK 100 THE DEPOSITION ID IS D_1200006460. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-JUN-12 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 : ESRF REMARK 200 BEAMLINE : ID29 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.07166 REMARK 200 MONOCHROMATOR : SI(311) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 55928 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.290 REMARK 200 RESOLUTION RANGE LOW (A) : 46.400 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.9 REMARK 200 DATA REDUNDANCY : 4.400 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 18.8000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.29 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.36 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.0 REMARK 200 DATA REDUNDANCY IN SHELL : 4.30 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 2.000 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: 2WSO REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.31 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 100MM CITRIC ACID PH 5.0, 12% PEG8000, REMARK 280 100MM MGCL2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 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 25.62350 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 34.55400 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.31200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 34.55400 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 25.62350 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.31200 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 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 TOTAL BURIED SURFACE AREA: 140 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10100 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL 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 0 REMARK 465 VAL A 1 REMARK 465 SER A 2 REMARK 465 LYS A 3 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 GLN A 157 CG CD OE1 NE2 REMARK 470 LYS A 162 CE NZ REMARK 470 LYS A 214 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 OG1 THR A 203 O HOH A 402 2.05 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 -159.38 -153.13 REMARK 500 HIS A 148 -45.86 -131.96 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 694 DISTANCE = 7.12 ANGSTROMS REMARK 525 HOH A 695 DISTANCE = 7.51 ANGSTROMS REMARK 525 HOH A 696 DISTANCE = 7.69 ANGSTROMS REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CL A 301 DBREF 5OX8 A 2 238 UNP P42212 GFP_AEQVI 2 238 SEQADV 5OX8 MET A 0 UNP P42212 INITIATING METHIONINE SEQADV 5OX8 VAL A 1 UNP P42212 EXPRESSION TAG SEQADV 5OX8 LEU A 64 UNP P42212 PHE 64 ENGINEERED MUTATION SEQADV 5OX8 B2H A 66 UNP P42212 SER 65 CHROMOPHORE SEQADV 5OX8 B2H A 66 UNP P42212 TYR 66 CHROMOPHORE SEQADV 5OX8 B2H A 66 UNP P42212 GLY 67 CHROMOPHORE SEQADV 5OX8 ILE A 146 UNP P42212 ASN 146 ENGINEERED MUTATION SEQADV 5OX8 THR A 153 UNP P42212 MET 153 ENGINEERED MUTATION SEQADV 5OX8 ALA A 163 UNP P42212 VAL 163 CONFLICT SEQADV 5OX8 LEU A 231 UNP P42212 HIS 231 CONFLICT SEQRES 1 A 237 MET VAL SER LYS GLY GLU GLU LEU PHE THR GLY VAL VAL SEQRES 2 A 237 PRO ILE LEU VAL GLU LEU ASP GLY ASP VAL ASN GLY HIS SEQRES 3 A 237 LYS PHE SER VAL SER GLY GLU GLY GLU GLY ASP ALA THR SEQRES 4 A 237 TYR GLY LYS LEU THR LEU LYS PHE ILE CYS THR THR GLY SEQRES 5 A 237 LYS LEU PRO VAL PRO TRP PRO THR LEU VAL THR THR LEU SEQRES 6 A 237 B2H VAL GLN CYS PHE SER ARG TYR PRO ASP HIS MET LYS SEQRES 7 A 237 GLN HIS ASP PHE PHE LYS SER ALA MET PRO GLU GLY TYR SEQRES 8 A 237 VAL GLN GLU ARG THR ILE PHE PHE LYS ASP ASP GLY ASN SEQRES 9 A 237 TYR LYS THR ARG ALA GLU VAL LYS PHE GLU GLY ASP THR SEQRES 10 A 237 LEU VAL ASN ARG ILE GLU LEU LYS GLY ILE ASP PHE LYS SEQRES 11 A 237 GLU ASP GLY ASN ILE LEU GLY HIS LYS LEU GLU TYR ASN SEQRES 12 A 237 TYR ILE SER HIS ASN VAL TYR ILE THR ALA ASP LYS GLN SEQRES 13 A 237 LYS ASN GLY ILE LYS ALA ASN PHE LYS ILE ARG HIS ASN SEQRES 14 A 237 ILE GLU ASP GLY SER VAL GLN LEU ALA ASP HIS TYR GLN SEQRES 15 A 237 GLN ASN THR PRO ILE GLY ASP GLY PRO VAL LEU LEU PRO SEQRES 16 A 237 ASP ASN HIS TYR LEU SER THR GLN SER ALA LEU SER LYS SEQRES 17 A 237 ASP PRO ASN GLU LYS ARG ASP HIS MET VAL LEU LEU GLU SEQRES 18 A 237 PHE VAL THR ALA ALA GLY ILE THR LEU GLY MET ASP GLU SEQRES 19 A 237 LEU TYR LYS MODRES 5OX8 B2H A 66 GLY CHROMOPHORE HET B2H A 66 27 HET CL A 301 1 HETNAM B2H CHROMOPHORE (THR, TRP, GLY) HETNAM CL CHLORIDE ION FORMUL 1 B2H C17 H20 N4 O4 FORMUL 2 CL CL 1- FORMUL 3 HOH *296(H2 O) HELIX 1 AA1 GLY A 4 THR A 9 5 6 HELIX 2 AA2 PRO A 56 VAL A 61 5 6 HELIX 3 AA3 VAL A 68 SER A 72 5 5 HELIX 4 AA4 PRO A 75 HIS A 81 5 7 HELIX 5 AA5 ASP A 82 ALA A 87 1 6 HELIX 6 AA6 LYS A 156 ASN A 159 5 4 SHEET 1 AA112 VAL A 11 VAL A 22 0 SHEET 2 AA112 HIS A 25 ASP A 36 -1 O PHE A 27 N GLY A 20 SHEET 3 AA112 LYS A 41 CYS A 48 -1 O ILE A 47 N SER A 30 SHEET 4 AA112 HIS A 217 ALA A 227 -1 O LEU A 220 N LEU A 44 SHEET 5 AA112 HIS A 199 SER A 208 -1 N SER A 202 O THR A 225 SHEET 6 AA112 ASN A 149 ASP A 155 -1 N ILE A 152 O HIS A 199 SHEET 7 AA112 GLY A 160 ASN A 170 -1 O GLY A 160 N ASP A 155 SHEET 8 AA112 VAL A 176 PRO A 187 -1 O GLN A 177 N HIS A 169 SHEET 9 AA112 TYR A 92 PHE A 100 -1 N VAL A 93 O THR A 186 SHEET 10 AA112 ASN A 105 GLU A 115 -1 O TYR A 106 N ILE A 98 SHEET 11 AA112 THR A 118 ILE A 128 -1 O VAL A 120 N LYS A 113 SHEET 12 AA112 VAL A 11 VAL A 22 1 N ASP A 21 O GLY A 127 LINK C LEU A 64 N1 B2H A 66 1555 1555 1.38 LINK C3 B2H A 66 N VAL A 68 1555 1555 1.33 CISPEP 1 MET A 88 PRO A 89 0 9.46 SITE 1 AC1 4 TRP A 57 HOH A 535 HOH A 542 HOH A 591 CRYST1 51.247 62.624 69.108 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 0.019513 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015968 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014470 0.00000