PDB Short entry for 1CV7 HEADER LUMINESCENT PROTEIN 23-AUG-99 1CV7 TITLE CRYSTAL STRUCTURE OF ENHANCED CYAN-EMISSION VARIANT OF GFP COMPND MOL_ID: 1; COMPND 2 MOLECULE: GREEN FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CYAN-EMISSION VARIANT OF GFP; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEQUOREA VICTORIA; SOURCE 3 ORGANISM_TAXID: 6100; SOURCE 4 ORGAN: PHOTOGENIC ORGAN; SOURCE 5 TISSUE: CIRCUMORAL RING CANAL; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: JM109 (DE3); SOURCE 9 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 OTHER_DETAILS: THE N-TERMINAL HIS-TAG HAS BEEN REMOVED KEYWDS GREEN FLUORESCENT PROTEIN, BIOLUMINESCENCE, PHOTOACTIVE PROTEIN, KEYWDS 2 FLUORESCENT TAG, LUMINESCENT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR P.O'BRIEN,M.A.ELSLIGER,K.KALLIO,S.J.REMINGTON REVDAT 7 03-NOV-21 1CV7 1 SEQADV LINK REVDAT 6 04-OCT-17 1CV7 1 REMARK REVDAT 5 13-JUL-11 1CV7 1 VERSN REVDAT 4 12-MAY-09 1CV7 1 SEQADV REVDAT 3 24-FEB-09 1CV7 1 VERSN REVDAT 2 03-FEB-04 1CV7 1 REMARK REVDAT 1 16-SEP-03 1CV7 0 JRNL AUTH P.O'BRIEN,M.A.ELSLIGER,K.KALLIO,S.J.REMINGTON JRNL TITL CRYSTAL STRUCTURE OF ENHANCED CYAN-EMISSION VARIANT OD GFP JRNL REF TO BE PUBLISHED 1999 JRNL REFN REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TNT REMARK 3 AUTHORS : TRONRUD,TEN EYCK,MATTHEWS REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 19.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 4.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 7829 REMARK 3 REMARK 3 USING DATA ABOVE SIGMA CUTOFF. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING + TEST SET) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.186 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 REMARK 3 USING ALL DATA, NO SIGMA CUTOFF. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 8068 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1738 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 30 REMARK 3 REMARK 3 WILSON B VALUE (FROM FCALC, A**2) : 36.900 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. RMS WEIGHT COUNT REMARK 3 BOND LENGTHS (A) : 0.013 ; NULL ; NULL REMARK 3 BOND ANGLES (DEGREES) : 2.400 ; NULL ; NULL REMARK 3 TORSION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 PSEUDOROTATION ANGLES (DEGREES) : NULL ; NULL ; NULL REMARK 3 TRIGONAL CARBON PLANES (A) : NULL ; NULL ; NULL REMARK 3 GENERAL PLANES (A) : NULL ; NULL ; NULL REMARK 3 ISOTROPIC THERMAL FACTORS (A**2) : NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS (A) : NULL ; NULL ; NULL REMARK 3 REMARK 3 INCORRECT CHIRAL-CENTERS (COUNT) : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED : NULL REMARK 3 KSOL : NULL REMARK 3 BSOL : NULL REMARK 3 REMARK 3 RESTRAINT LIBRARIES. REMARK 3 STEREOCHEMISTRY : ENGH & HUBER REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CV7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-AUG-99. REMARK 100 THE DEPOSITION ID IS D_1000009562. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUN-99 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 4.6 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 RU300 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : R-AXIS REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 7829 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 19.500 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 97.4 REMARK 200 DATA REDUNDANCY : 6.900 REMARK 200 R MERGE (I) : 0.12100 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 2.9300 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.56 REMARK 200 COMPLETENESS FOR SHELL (%) : 95.5 REMARK 200 DATA REDUNDANCY IN SHELL : 6.50 REMARK 200 R MERGE FOR SHELL (I) : 0.61100 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: NULL REMARK 200 SOFTWARE USED: TNT REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 12% PEG-1550, 50MM CALCIUM ACETATE AND REMARK 280 100 MM ACETAETE BUFFER, PH 4.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298.0K 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 26.02600 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 33.41500 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.39050 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 33.41500 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 26.02600 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 31.39050 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 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 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 LYS A 3 CB CG CD CE NZ REMARK 470 GLU A 5 OE2 REMARK 470 GLU A 6 CG CD OE1 OE2 REMARK 470 GLU A 17 OE1 REMARK 470 SER A 30 OG REMARK 470 LYS A 52 CG CD CE NZ REMARK 470 LYS A 79 NZ REMARK 470 GLN A 80 CD OE1 NE2 REMARK 470 GLU A 95 OE1 REMARK 470 LYS A 101 NZ REMARK 470 LYS A 107 CE NZ REMARK 470 ARG A 109 NH2 REMARK 470 LYS A 113 NZ REMARK 470 ARG A 122 CD NE CZ NH1 NH2 REMARK 470 GLU A 124 CD OE1 OE2 REMARK 470 LYS A 131 CE NZ REMARK 470 GLU A 132 CG CD OE1 OE2 REMARK 470 ASP A 133 OD1 OD2 REMARK 470 LYS A 156 CG CD CE NZ REMARK 470 GLN A 157 CB CG CD OE1 NE2 REMARK 470 LYS A 158 CB CG CD CE NZ REMARK 470 ASN A 159 OD1 REMARK 470 LYS A 162 CE NZ REMARK 470 LYS A 166 NZ REMARK 470 ARG A 168 CZ NH1 NH2 REMARK 470 GLU A 172 CD OE1 OE2 REMARK 470 GLN A 184 CD OE1 NE2 REMARK 470 ASP A 190 OD2 REMARK 470 ASN A 212 OD1 ND2 REMARK 470 LYS A 214 CE NZ REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 RES CSSEQI ATM2 DEVIATION REMARK 500 GLU A 34 CD GLU A 34 OE2 0.070 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 21 CB - CG - OD2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ASP A 36 CB - CG - OD2 ANGL. DEV. = -6.1 DEGREES REMARK 500 PRO A 56 C - N - CD ANGL. DEV. = -27.0 DEGREES REMARK 500 ASP A 82 CB - CG - OD1 ANGL. DEV. = 6.2 DEGREES REMARK 500 ASP A 82 CB - CG - OD2 ANGL. DEV. = -8.1 DEGREES REMARK 500 THR A 97 N - CA - CB ANGL. DEV. = 12.3 DEGREES REMARK 500 ASP A 102 CB - CG - OD1 ANGL. DEV. = 5.5 DEGREES REMARK 500 ASP A 102 CB - CG - OD2 ANGL. DEV. = -6.4 DEGREES REMARK 500 ASP A 129 CB - CG - OD1 ANGL. DEV. = 5.7 DEGREES REMARK 500 ASP A 173 CB - CG - OD1 ANGL. DEV. = 6.0 DEGREES REMARK 500 ASP A 173 CB - CG - OD2 ANGL. DEV. = -6.5 DEGREES REMARK 500 ASP A 210 CB - CG - OD1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ASP A 210 CB - CG - OD2 ANGL. DEV. = -5.4 DEGREES REMARK 500 PRO A 211 C - N - CD ANGL. DEV. = -16.0 DEGREES 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 SER A 2 151.92 0.21 REMARK 500 LYS A 3 -103.69 -58.59 REMARK 500 VAL A 55 -168.39 -101.41 REMARK 500 LYS A 101 127.19 -34.60 REMARK 500 HIS A 139 78.39 10.52 REMARK 500 SER A 147 95.02 -54.02 REMARK 500 LYS A 158 1.77 -64.87 REMARK 500 ASP A 173 -5.01 -55.77 REMARK 500 SER A 175 -146.59 -83.28 REMARK 500 ASN A 198 89.89 -59.51 REMARK 500 HIS A 199 -150.21 -115.49 REMARK 500 ALA A 227 -129.38 -136.15 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EMA RELATED DB: PDB REMARK 900 RELATED ID: 1BFP RELATED DB: PDB REMARK 900 RELATED ID: 1YFP RELATED DB: PDB DBREF 1CV7 A 1 228 UNP P42212 GFP_AEQVI 1 228 SEQADV 1CV7 ARG A 26 UNP P42212 LYS 26 ENGINEERED MUTATION SEQADV 1CV7 LEU A 64 UNP P42212 PHE 64 ENGINEERED MUTATION SEQADV 1CV7 CRF A 66 UNP P42212 SER 65 CHROMOPHORE SEQADV 1CV7 CRF A 66 UNP P42212 TYR 66 CHROMOPHORE SEQADV 1CV7 CRF A 66 UNP P42212 GLY 67 CHROMOPHORE SEQADV 1CV7 ILE A 146 UNP P42212 ASN 146 ENGINEERED MUTATION SEQADV 1CV7 THR A 153 UNP P42212 MET 153 ENGINEERED MUTATION SEQADV 1CV7 ALA A 163 UNP P42212 VAL 163 ENGINEERED MUTATION SEQADV 1CV7 HIS A 164 UNP P42212 ASN 164 ENGINEERED MUTATION SEQRES 1 A 226 MET SER LYS GLY GLU GLU LEU PHE THR GLY VAL VAL PRO SEQRES 2 A 226 ILE LEU VAL GLU LEU ASP GLY ASP VAL ASN GLY HIS ARG SEQRES 3 A 226 PHE SER VAL SER GLY GLU GLY GLU GLY ASP ALA THR TYR SEQRES 4 A 226 GLY LYS LEU THR LEU LYS PHE ILE CYS THR THR GLY LYS SEQRES 5 A 226 LEU PRO VAL PRO TRP PRO THR LEU VAL THR THR LEU CRF SEQRES 6 A 226 VAL GLN CYS PHE SER ARG TYR PRO ASP HIS MET LYS GLN SEQRES 7 A 226 HIS ASP PHE PHE LYS SER ALA MET PRO GLU GLY TYR VAL SEQRES 8 A 226 GLN GLU ARG THR ILE PHE PHE LYS ASP ASP GLY ASN TYR SEQRES 9 A 226 LYS THR ARG ALA GLU VAL LYS PHE GLU GLY ASP THR LEU SEQRES 10 A 226 VAL ASN ARG ILE GLU LEU LYS GLY ILE ASP PHE LYS GLU SEQRES 11 A 226 ASP GLY ASN ILE LEU GLY HIS LYS LEU GLU TYR ASN TYR SEQRES 12 A 226 ILE SER HIS ASN VAL TYR ILE THR ALA ASP LYS GLN LYS SEQRES 13 A 226 ASN GLY ILE LYS ALA HIS PHE LYS ILE ARG HIS ASN ILE SEQRES 14 A 226 GLU ASP GLY SER VAL GLN LEU ALA ASP HIS TYR GLN GLN SEQRES 15 A 226 ASN THR PRO ILE GLY ASP GLY PRO VAL LEU LEU PRO ASP SEQRES 16 A 226 ASN HIS TYR LEU SER THR GLN SER ALA LEU SER LYS ASP SEQRES 17 A 226 PRO ASN GLU LYS ARG ASP HIS MET VAL LEU LEU GLU PHE SEQRES 18 A 226 VAL THR ALA ALA GLY MODRES 1CV7 CRF A 66 THR MODRES 1CV7 CRF A 66 TRP MODRES 1CV7 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 *30(H2 O) HELIX 1 1 GLY A 4 THR A 9 5 6 HELIX 2 2 PRO A 56 VAL A 61 5 6 HELIX 3 3 VAL A 68 SER 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 THR A 43 N GLU A 34 SHEET 4 A12 HIS A 217 ALA A 226 -1 O LEU A 220 N LEU A 44 SHEET 5 A12 LEU A 201 SER A 208 -1 N SER A 202 O THR A 225 SHEET 6 A12 ASN A 149 ASP A 155 -1 N VAL A 150 O LEU A 201 SHEET 7 A12 GLY A 160 ASN A 170 -1 O LYS A 162 N THR A 153 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 VAL A 93 O THR A 186 SHEET 10 A12 ASN A 105 GLU A 115 -1 O VAL A 112 N TYR A 92 SHEET 11 A12 THR A 118 ILE A 128 -1 O THR A 118 N GLU A 115 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 1.32 LINK C3 CRF A 66 N VAL A 68 1555 1555 1.33 CISPEP 1 MET A 88 PRO A 89 0 0.82 CRYST1 52.052 62.781 66.830 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 0.019212 0.000000 0.000000 0.00000 SCALE2 0.000000 0.015928 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014963 0.00000