HEADER LUMINESCENCE 31-MAR-97 2EMN TITLE GREEN FLUORESCENT PROTEIN FROM AEQUOREA VICTORIA, MUTANT COMPND MOL_ID: 1; COMPND 2 MOLECULE: GREEN FLUORESCENT PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 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 GENE: GFP; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21, OMEGA878; SOURCE 10 EXPRESSION_SYSTEM_CELLULAR_LOCATION: CYTOPLASM; SOURCE 11 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 12 EXPRESSION_SYSTEM_VECTOR: PET11A; SOURCE 13 EXPRESSION_SYSTEM_PLASMID: PFRED42; SOURCE 14 EXPRESSION_SYSTEM_GENE: SG42 KEYWDS FLUORESCENT PROTEIN, BETA-BARREL, BIOLUMINESCENCE, LUMINESCENCE EXPDTA X-RAY DIFFRACTION AUTHOR G.PALM,A.ZDANOV,A.WLODAWER REVDAT 5 09-AUG-23 2EMN 1 REMARK REVDAT 4 03-NOV-21 2EMN 1 SEQADV LINK REVDAT 3 19-MAY-09 2EMN 1 MODRES SEQADV REVDAT 2 24-FEB-09 2EMN 1 VERSN REVDAT 1 20-AUG-97 2EMN 0 JRNL AUTH G.J.PALM,A.ZDANOV,G.A.GAITANARIS,R.STAUBER,G.N.PAVLAKIS, JRNL AUTH 2 A.WLODAWER JRNL TITL THE STRUCTURAL BASIS FOR SPECTRAL VARIATIONS IN GREEN JRNL TITL 2 FLUORESCENT PROTEIN. JRNL REF NAT.STRUCT.BIOL. V. 4 361 1997 JRNL REFN ISSN 1072-8368 JRNL PMID 9145105 JRNL DOI 10.1038/NSB0597-361 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 100000.000 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.1000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 90.9 REMARK 3 NUMBER OF REFLECTIONS : 12729 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 SET) : 0.198 REMARK 3 FREE R VALUE : 0.299 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 7.000 REMARK 3 FREE R VALUE TEST SET COUNT : 866 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.011 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.40 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 76.30 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 1212 REMARK 3 BIN R VALUE (WORKING SET) : 0.2940 REMARK 3 BIN FREE R VALUE : 0.4100 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 4.70 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 79 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.046 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1761 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 89 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 35.10 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : NULL REMARK 3 BOND ANGLES (DEGREES) : NULL REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 1.080 ; 4.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 1.210 ; 5.000 REMARK 3 SIDE-CHAIN BOND (A**2) : 1.080 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 1.210 ; 5.500 REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : PARHCSDX.PRO REMARK 3 PARAMETER FILE 2 : PAR_CSH.PRO REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPHCSDX.PRO REMARK 3 TOPOLOGY FILE 2 : TOP_CSH.PRO REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: PARAMETERS FOR THE CHROMOPHORE WERE REMARK 3 ESTIMATED ACCORDING TO A MODEL COMPOUND (B.TINANT ET AL., CRYST. REMARK 3 STRUCT. COMM., 1980, 9, 671-674) REMARK 4 REMARK 4 2EMN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000178031. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JUN-96 REMARK 200 TEMPERATURE (KELVIN) : 295 REMARK 200 PH : 8.0-8.5 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 RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NI REMARK 200 OPTICS : MIRROR REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS II REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12729 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 90.9 REMARK 200 DATA REDUNDANCY : 5.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.09100 REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.40 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.3 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.31000 REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: AMORE REMARK 200 STARTING MODEL: PDB ENTRY 1EMA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN WAS CRYSTALLIZED BY HANGING REMARK 280 DROP METHOD. PROTEIN SOLUTION: 21 MG/ML IN 20 MM TRIS/HCL, PH REMARK 280 8.0. WELL SOLUTION: 2.1 M AS, 100 MM TRIS/HCL, PH 8.5. PROTEIN: REMARK 280 WELL 1:1., VAPOR DIFFUSION - HANGING DROP, VAPOR DIFFUSION, REMARK 280 HANGING DROP REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z+1/3 REMARK 290 3555 -X+Y,-X,Z+2/3 REMARK 290 4555 -X,-Y,Z+1/2 REMARK 290 5555 Y,-X+Y,Z+5/6 REMARK 290 6555 X-Y,X,Z+1/6 REMARK 290 7555 Y,X,-Z+1/3 REMARK 290 8555 X-Y,-Y,-Z REMARK 290 9555 -X,-X+Y,-Z+2/3 REMARK 290 10555 -Y,-X,-Z+5/6 REMARK 290 11555 -X+Y,Y,-Z+1/2 REMARK 290 12555 X,X-Y,-Z+1/6 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 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 43.50000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 87.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 65.25000 REMARK 290 SMTRY1 5 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 5 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 108.75000 REMARK 290 SMTRY1 6 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 21.75000 REMARK 290 SMTRY1 7 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 7 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 43.50000 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 9 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 9 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 9 0.000000 0.000000 -1.000000 87.00000 REMARK 290 SMTRY1 10 0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 10 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 10 0.000000 0.000000 -1.000000 108.75000 REMARK 290 SMTRY1 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 11 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 11 0.000000 0.000000 -1.000000 65.25000 REMARK 290 SMTRY1 12 0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 12 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 12 0.000000 0.000000 -1.000000 21.75000 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 BIOLOGICALLY ACTIVE MOLECULE IS A DIMER. 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 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 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 65.25000 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 ALA A 1 REMARK 465 SER A 2 REMARK 465 LYS A 3 REMARK 465 GLY A 4 REMARK 465 GLU A 5 REMARK 465 THR A 230 REMARK 465 HIS 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 6 CB CG CD OE1 OE2 REMARK 470 LYS A 52 CG CD CE NZ REMARK 470 ASP A 76 CG OD1 OD2 REMARK 470 GLU A 124 CG CD OE1 OE2 REMARK 470 ASN A 212 CG OD1 ND2 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 LEU A 44 CA - CB - CG ANGL. DEV. = 16.6 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 GLN A 69 0.35 -64.26 REMARK 500 ILE A 136 -72.61 -51.06 REMARK 500 ASP A 173 50.83 -109.71 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 REMARK 600 CSH 66: THE CHROMOPHORE IS PART OF THE PEPTIDE CHAIN REMARK 600 BETWEEN RESIDUES 64 AND 68. REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: CSH REMARK 800 EVIDENCE_CODE: AUTHOR REMARK 800 SITE_DESCRIPTION: THE CHROMOPHORE (CSH) IS FORMED FROM SER 65 - REMARK 800 TYR 66 - GLY 67 BY CYCLIZATION OF THE POLYPEPTIDE BACKBONE REMARK 800 BETWEEN NITROGEN OF GLY 67 AND CARBONYL CARBON OF SER 65. REMARK 800 SUBSEQUENTLY THE CARBONYL OXYGEN IS ELIMINATED AS WATER AND TYR REMARK 800 66 IS OXIDIZED TO DEHYDROTYROSINE. REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EMC RELATED DB: PDB REMARK 900 RELATED ID: 1EME RELATED DB: PDB REMARK 900 RELATED ID: 1EMF RELATED DB: PDB REMARK 900 RELATED ID: 1EMK RELATED DB: PDB REMARK 900 RELATED ID: 1EML RELATED DB: PDB REMARK 900 RELATED ID: 1EMM RELATED DB: PDB REMARK 900 RELATED ID: 2EMD RELATED DB: PDB REMARK 900 RELATED ID: 2EMO RELATED DB: PDB DBREF 2EMN A 0 238 UNP P42212 GFP_AEQVI 1 238 SEQADV 2EMN ALA A 1 UNP P42212 INSERTION SEQADV 2EMN LEU A 64 UNP P42212 PHE 64 ENGINEERED MUTATION SEQADV 2EMN CSH A 66 UNP P42212 SER 65 CHROMOPHORE SEQADV 2EMN CSH A 66 UNP P42212 TYR 66 CHROMOPHORE SEQADV 2EMN CSH A 66 UNP P42212 GLY 67 CHROMOPHORE SEQADV 2EMN ARG A 80 UNP P42212 GLN 80 CLONING ARTIFACT SEQRES 1 A 237 MET ALA 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 CSH VAL GLN CYS PHE SER ARG TYR PRO ASP HIS MET LYS SEQRES 7 A 237 ARG 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 ASN SER HIS ASN VAL TYR ILE MET ALA ASP LYS GLN SEQRES 13 A 237 LYS ASN GLY ILE LYS VAL 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 HIS GLY MET ASP GLU SEQRES 19 A 237 LEU TYR LYS MODRES 2EMN CSH A 66 SER MODRES 2EMN CSH A 66 HIS MODRES 2EMN CSH A 66 GLY HET CSH A 66 19 HETNAM CSH [2-(2-HYDROXY-1-METHYL-ETHYL)-4-(1H-IMIDAZOL-4- HETNAM 2 CSH YLMETHYL)-5-OXO-IMIDAZOLIDIN-1-YL]-ACETIC ACID FORMUL 1 CSH C11 H17 N5 O4 FORMUL 2 HOH *89(H2 O) HELIX 1 1 TRP A 57 LEU A 60 5 4 HELIX 2 2 GLN A 69 PHE A 71 5 3 HELIX 3 3 ASP A 76 HIS A 81 5 6 HELIX 4 4 PHE A 83 ALA A 87 1 5 HELIX 5 5 ASN A 135 GLY A 138 1 4 SHEET 1 A12 HIS A 25 ASP A 36 0 SHEET 2 A12 VAL A 11 VAL A 22 -1 N VAL A 22 O HIS A 25 SHEET 3 A12 THR A 118 ILE A 128 1 N LEU A 119 O LEU A 15 SHEET 4 A12 ASN A 105 GLU A 115 -1 N GLU A 115 O THR A 118 SHEET 5 A12 TYR A 92 PHE A 100 -1 N ILE A 98 O TYR A 106 SHEET 6 A12 SER A 175 PRO A 187 -1 N THR A 186 O VAL A 93 SHEET 7 A12 GLY A 160 ILE A 171 -1 N ILE A 171 O SER A 175 SHEET 8 A12 HIS A 148 ASP A 155 -1 N ASP A 155 O GLY A 160 SHEET 9 A12 HIS A 199 SER A 208 -1 N THR A 203 O HIS A 148 SHEET 10 A12 HIS A 217 ALA A 227 -1 N ALA A 227 O TYR A 200 SHEET 11 A12 LYS A 41 ILE A 47 -1 N PHE A 46 O MET A 218 SHEET 12 A12 SER A 30 ASP A 36 -1 N ASP A 36 O LYS A 41 LINK C LEU A 64 N1 CSH A 66 1555 1555 1.34 LINK C3 CSH A 66 N VAL A 68 1555 1555 1.33 CISPEP 1 MET A 88 PRO A 89 0 0.30 SITE 1 CSH 1 CSH A 66 CRYST1 89.200 89.200 130.500 90.00 90.00 120.00 P 61 2 2 12 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 0.011211 0.006473 0.000000 0.00000 SCALE2 0.000000 0.012945 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007663 0.00000