HEADER FLUORESCENT PROTEIN 15-AUG-09 3IP2 TITLE CRYSTAL STRUCTURE OF RED FLUORESCENT PROTEIN NEPTUNE AT PH 7.0 COMPND MOL_ID: 1; COMPND 2 MOLECULE: NEPTUNE RED FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTACMAEA QUADRICOLOR; SOURCE 3 ORGANISM_TAXID: 6118; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS FLUORESCENT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.Z.LIN,M.R.MCKEOWN,H.L.NG,T.A.AGUILERA,N.C.SHANER,W.MA,S.R.ADAMS, AUTHOR 2 R.E.CAMPBELL,T.ALBER,R.Y.TSIEN REVDAT 4 22-NOV-23 3IP2 1 REMARK REVDAT 3 06-SEP-23 3IP2 1 LINK REVDAT 2 25-AUG-10 3IP2 1 REMARK REVDAT 1 15-DEC-09 3IP2 0 JRNL AUTH M.Z.LIN,M.R.MCKEOWN,H.L.NG,T.A.AGUILERA,N.C.SHANER, JRNL AUTH 2 R.E.CAMPBELL,S.R.ADAMS,L.A.GROSS,W.MA,T.ALBER,R.Y.TSIEN JRNL TITL AUTOFLUORESCENT PROTEINS WITH EXCITATION IN THE OPTICAL JRNL TITL 2 WINDOW FOR INTRAVITAL IMAGING IN MAMMALS. JRNL REF CHEM.BIOL. V. 16 1169 2009 JRNL REFN ISSN 1074-5521 JRNL PMID 19942140 JRNL DOI 10.1016/J.CHEMBIOL.2009.10.009 REMARK 2 REMARK 2 RESOLUTION. 1.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 2009_02_15_2320_3) 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 : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 65.20 REMARK 3 MIN(FOBS/SIGMA_FOBS) : -3.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 30735 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.173 REMARK 3 R VALUE (WORKING SET) : 0.171 REMARK 3 FREE R VALUE : 0.202 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.030 REMARK 3 FREE R VALUE TEST SET COUNT : 1547 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 65.2098 - 3.5582 1.00 2866 134 0.1667 0.1807 REMARK 3 2 3.5582 - 2.8242 1.00 2717 143 0.1504 0.1834 REMARK 3 3 2.8242 - 2.4672 1.00 2641 161 0.1568 0.1937 REMARK 3 4 2.4672 - 2.2416 1.00 2649 154 0.1542 0.1999 REMARK 3 5 2.2416 - 2.0809 1.00 2661 143 0.1512 0.1948 REMARK 3 6 2.0809 - 1.9582 1.00 2641 130 0.1515 0.1901 REMARK 3 7 1.9582 - 1.8602 1.00 2648 129 0.1661 0.2112 REMARK 3 8 1.8602 - 1.7792 1.00 2582 145 0.1734 0.2478 REMARK 3 9 1.7792 - 1.7107 1.00 2644 122 0.1991 0.2097 REMARK 3 10 1.7107 - 1.6517 1.00 2582 144 0.2298 0.2834 REMARK 3 11 1.6517 - 1.6000 1.00 2577 142 0.2614 0.2825 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 : 0.42 REMARK 3 B_SOL : 60.02 REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : NULL REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL 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 : NULL NULL REMARK 3 ANGLE : NULL NULL REMARK 3 CHIRALITY : NULL NULL REMARK 3 PLANARITY : NULL NULL REMARK 3 DIHEDRAL : NULL NULL 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): -0.8391 21.7715 25.2752 REMARK 3 T TENSOR REMARK 3 T11: 0.1193 T22: 0.0729 REMARK 3 T33: 0.1944 T12: -0.0047 REMARK 3 T13: 0.0788 T23: -0.0156 REMARK 3 L TENSOR REMARK 3 L11: 2.3581 L22: 1.6124 REMARK 3 L33: 0.4955 L12: -0.3917 REMARK 3 L13: -0.2164 L23: -0.1930 REMARK 3 S TENSOR REMARK 3 S11: 0.1052 S12: 0.0130 S13: 0.5749 REMARK 3 S21: -0.0876 S22: 0.0287 S23: -0.1846 REMARK 3 S31: -0.0872 S32: -0.0176 S33: -0.1362 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: TLS REFINEMENT REMARK 4 REMARK 4 3IP2 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 21-AUG-09. REMARK 100 THE DEPOSITION ID IS D_1000054686. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 01-APR-09 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.3.1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.11586 REMARK 200 MONOCHROMATOR : KHOZU DOUBLE FLAT CRYSTAL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30755 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.600 REMARK 200 RESOLUTION RANGE LOW (A) : 92.100 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 8.500 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05500 REMARK 200 FOR THE DATA SET : 23.8000 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) : 1.68 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.77800 REMARK 200 FOR SHELL : 2.200 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: PDB ENTRY 3BXA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.39 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.06 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 1 UL OF PROTEIN AT 10 MG/ML WAS MIXED REMARK 280 WITH 1 UL OF 0.1 M HEPES, 0.2 M CACL2, 20% PEG 6000, PH 7.0, REMARK 280 VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 42 21 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 -Y+1/2,X+1/2,Z+1/2 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/2 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 Y,X,-Z REMARK 290 8555 -Y,-X,-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 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 0.000000 -1.000000 0.000000 46.07200 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 46.07200 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 26.60800 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 46.07200 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 46.07200 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 26.60800 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 46.07200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 46.07200 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 26.60800 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 46.07200 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 46.07200 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 26.60800 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 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: AUTHORS STATE THAT THIS IS A WEAK DIMER (DISSOCIATION REMARK 300 CONSTANT 500 NANOMOLAR). 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4410 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18690 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -23.0 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 350 BIOMT1 2 0.000000 -1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 53.21600 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 420 LIES ON A SPECIAL POSITION. 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 GLY A -3 REMARK 465 VAL A -2 REMARK 465 SER A -1 REMARK 465 LYS A 0 REMARK 465 GLY A 1 REMARK 465 ASN A 233 REMARK 465 GLY A 234 REMARK 465 MET A 235 REMARK 465 ASP A 236 REMARK 465 GLU A 237 REMARK 465 LEU A 238 REMARK 465 TYR A 239 REMARK 465 LYS A 240 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 OD2 ASP A 159 OD2 ASP A 159 8556 2.16 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 ARG A 197 NE - CZ - NH2 ANGL. DEV. = -3.4 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 PHE A 69 58.30 -99.14 REMARK 500 THR A 73 -172.71 54.64 REMARK 500 LYS A 231 -13.02 166.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUES MET 63, TYR 64 AND GLY 65 AUTOCATALYTICALLY FORM THE REMARK 999 CHROMOPHORE NRQ LABELLED AS RESIDUE 63 IN THE COORDINATES. DBREF 3IP2 A -3 240 PDB 3IP2 3IP2 -3 240 SEQRES 1 A 242 GLY VAL SER LYS GLY GLU GLU LEU ILE LYS GLU ASP MET SEQRES 2 A 242 HIS MET LYS LEU TYR MET GLU GLY THR VAL ASN ASN HIS SEQRES 3 A 242 HIS PHE LYS CYS THR SER GLU GLY GLU GLY LYS PRO TYR SEQRES 4 A 242 GLU GLY THR GLN THR GLY ARG ILE LYS VAL VAL GLU GLY SEQRES 5 A 242 GLY PRO LEU PRO PHE ALA PHE ASP ILE LEU ALA THR CYS SEQRES 6 A 242 PHE NRQ SER LYS THR PHE ILE ASN HIS THR GLN GLY ILE SEQRES 7 A 242 PRO ASP PHE PHE LYS GLN SER PHE PRO GLU GLY PHE THR SEQRES 8 A 242 TRP GLU ARG VAL THR THR TYR GLU ASP GLY GLY VAL LEU SEQRES 9 A 242 THR ALA THR GLN ASP THR SER LEU GLN ASP GLY CYS LEU SEQRES 10 A 242 ILE TYR ASN VAL LYS ILE ARG GLY VAL ASN PHE PRO SER SEQRES 11 A 242 ASN GLY PRO VAL MET GLN LYS LYS THR LEU GLY TRP GLU SEQRES 12 A 242 ALA SER THR GLU MET LEU TYR PRO ALA ASP GLY GLY LEU SEQRES 13 A 242 GLU GLY ARG CYS ASP MET ALA LEU LYS LEU VAL GLY GLY SEQRES 14 A 242 GLY HIS LEU ILE CYS ASN LEU LYS THR THR TYR ARG SER SEQRES 15 A 242 LYS LYS PRO ALA LYS ASN LEU LYS MET PRO GLY VAL TYR SEQRES 16 A 242 PHE VAL ASP ARG ARG LEU GLU ARG ILE LYS GLU ALA ASP SEQRES 17 A 242 ASN GLU THR TYR VAL GLU GLN HIS GLU VAL ALA VAL ALA SEQRES 18 A 242 ARG TYR CYS ASP LEU PRO SER LYS LEU GLY HIS LYS LEU SEQRES 19 A 242 ASN GLY MET ASP GLU LEU TYR LYS MODRES 3IP2 NRQ A 63 MET MODRES 3IP2 NRQ A 63 TYR MODRES 3IP2 NRQ A 63 GLY HET NRQ A 63 25 HETNAM NRQ {(4Z)-4-(4-HYDROXYBENZYLIDENE)-2-[3-(METHYLTHIO) HETNAM 2 NRQ PROPANIMIDOYL]-5-OXO-4,5-DIHYDRO-1H-IMIDAZOL-1- HETNAM 3 NRQ YL}ACETIC ACID HETSYN NRQ CHROMOPHORE (MET-TYR-GLY) FORMUL 1 NRQ C16 H17 N3 O4 S FORMUL 2 HOH *212(H2 O) HELIX 1 1 ALA A 54 PHE A 62 5 9 HELIX 2 2 PHE A 80 PHE A 84 5 5 HELIX 3 3 GLY A 130 LYS A 135 1 6 HELIX 4 4 PRO A 183 LEU A 187 5 5 SHEET 1 A13 THR A 137 TRP A 140 0 SHEET 2 A13 GLY A 153 LEU A 164 -1 O LYS A 163 N GLY A 139 SHEET 3 A13 HIS A 169 SER A 180 -1 O TYR A 178 N LEU A 154 SHEET 4 A13 PHE A 88 TYR A 96 -1 N THR A 95 O ASN A 173 SHEET 5 A13 VAL A 101 GLN A 111 -1 O GLN A 106 N TRP A 90 SHEET 6 A13 CYS A 114 VAL A 124 -1 O ILE A 116 N SER A 109 SHEET 7 A13 MET A 9 VAL A 19 1 N LYS A 12 O TYR A 117 SHEET 8 A13 HIS A 22 LYS A 33 -1 O SER A 28 N LEU A 13 SHEET 9 A13 THR A 38 GLU A 47 -1 O LYS A 44 N THR A 27 SHEET 10 A13 TYR A 210 ARG A 220 -1 O VAL A 211 N ILE A 43 SHEET 11 A13 TYR A 193 ALA A 205 -1 N ILE A 202 O GLU A 212 SHEET 12 A13 SER A 143 ALA A 150 -1 N LEU A 147 O TYR A 193 SHEET 13 A13 GLY A 153 LEU A 164 -1 O ARG A 157 N MET A 146 LINK C PHE A 62 N1 NRQ A 63 1555 1555 1.46 LINK C3 NRQ A 63 N SER A 66 1555 1555 1.31 CISPEP 1 GLY A 49 PRO A 50 0 -1.50 CISPEP 2 PHE A 84 PRO A 85 0 6.46 CISPEP 3 GLY A 229 HIS A 230 0 0.84 CISPEP 4 HIS A 230 LYS A 231 0 -9.22 CRYST1 92.144 92.144 53.216 90.00 90.00 90.00 P 42 21 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 0.010853 0.000000 0.000000 0.00000 SCALE2 0.000000 0.010853 0.000000 0.00000 SCALE3 0.000000 0.000000 0.018791 0.00000