HEADER TRANSPORT PROTEIN 30-NOV-08 3FEP TITLE CRYSTAL STRUCTURE OF THE R132K:R111L:L121E:R59W-CRABPII MUTANT TITLE 2 COMPLEXED WITH A SYNTHETIC LIGAND (MEROCYANIN) AT 2.60 ANGSTROM TITLE 3 RESOLUTION. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CELLULAR RETINOIC ACID-BINDING PROTEIN 2; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CELLULAR RETINOIC ACID-BINDING PROTEIN II, CRABP-II; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: CRABP2; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)PLYSS; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: CRABPII-PET17B-KLE-R59W KEYWDS MEROCYANIN, CRABPII, RETINOIC ACID, RETINOID, PSB, PROTONATED SCHIFF KEYWDS 2 BASE, FLUORESCENCE, CRABP, NUCLEUS, RETINOL-BINDING, TRANSPORT, KEYWDS 3 VITAMIN A, TRANSPORT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR X.JIA,J.H.GEIGER REVDAT 8 16-OCT-24 3FEP 1 REMARK REVDAT 7 06-SEP-23 3FEP 1 REMARK REVDAT 6 20-OCT-21 3FEP 1 SEQADV REVDAT 5 09-SEP-20 3FEP 1 TITLE REMARK LINK REVDAT 4 28-DEC-16 3FEP 1 TITLE REVDAT 3 11-FEB-15 3FEP 1 JRNL REVDAT 2 04-FEB-15 3FEP 1 JRNL VERSN REVDAT 1 10-NOV-09 3FEP 0 JRNL AUTH I.YAPICI,K.S.LEE,T.BERBASOVA,M.NOSRATI,X.JIA,C.VASILEIOU, JRNL AUTH 2 W.WANG,E.M.SANTOS,J.H.GEIGER,B.BORHAN JRNL TITL "TURN-ON" PROTEIN FLUORESCENCE: IN SITU FORMATION OF CYANINE JRNL TITL 2 DYES. JRNL REF J.AM.CHEM.SOC. V. 137 1073 2015 JRNL REFN ISSN 0002-7863 JRNL PMID 25534273 JRNL DOI 10.1021/JA506376J REMARK 2 REMARK 2 RESOLUTION. 2.60 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 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) : 2.60 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 44.13 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 88.5 REMARK 3 NUMBER OF REFLECTIONS : 5394 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) : 0.235 REMARK 3 R VALUE (WORKING SET) : 0.232 REMARK 3 FREE R VALUE : 0.293 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 260 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) : 2.60 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.67 REMARK 3 REFLECTION IN BIN (WORKING SET) : 172 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 37.87 REMARK 3 BIN R VALUE (WORKING SET) : 0.3700 REMARK 3 BIN FREE R VALUE SET COUNT : 6 REMARK 3 BIN FREE R VALUE : 0.9040 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1090 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 31 REMARK 3 SOLVENT ATOMS : 39 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 38.60 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 38.88 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 3.76000 REMARK 3 B22 (A**2) : 3.76000 REMARK 3 B33 (A**2) : -5.65000 REMARK 3 B12 (A**2) : 1.88000 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): 0.827 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.376 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.300 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 29.520 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.940 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.913 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1151 ; 0.006 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1556 ; 0.886 ; 2.002 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 136 ; 5.968 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 48 ;37.839 ;26.042 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 213 ;16.339 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 4 ; 9.159 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 177 ; 0.044 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 828 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 493 ; 0.274 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 762 ; 0.328 ; 0.500 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 66 ; 0.261 ; 0.500 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): 25 ; 0.233 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 3 ; 0.360 ; 0.500 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): 709 ; 0.447 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1110 ; 0.739 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 527 ; 0.280 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 445 ; 0.429 ; 3.000 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 : BABINET MODEL WITH MASK 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 3FEP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-DEC-08. REMARK 100 THE DEPOSITION ID IS D_1000050497. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 26-OCT-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 21-ID-F REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.97850 REMARK 200 MONOCHROMATOR : C(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : MARMOSAIC 225 MM CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5671 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.600 REMARK 200 RESOLUTION RANGE LOW (A) : 48.340 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 88.4 REMARK 200 DATA REDUNDANCY : 9.200 REMARK 200 R MERGE (I) : 0.05800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 43.3000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.60 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.69 REMARK 200 COMPLETENESS FOR SHELL (%) : 41.3 REMARK 200 DATA REDUNDANCY IN SHELL : 4.50 REMARK 200 R MERGE FOR SHELL (I) : 0.54400 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.900 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 2G7B REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 60.66 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.13 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M MES, 0.2M AMMONIUM SULFATE, 30% REMARK 280 PEGMME 5000, PH 6.3, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE REMARK 280 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1 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 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z+2/3 REMARK 290 6555 -X,-X+Y,-Z+1/3 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 36.05900 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 72.11800 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 72.11800 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 36.05900 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 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 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 ASN A 2 96.64 -49.82 REMARK 500 SER A 4 157.65 -49.63 REMARK 500 ARG A 11 149.45 -175.75 REMARK 500 SER A 12 114.10 -166.12 REMARK 500 THR A 56 -152.15 -103.76 REMARK 500 GLU A 73 -173.00 -176.10 REMARK 500 THR A 75 -171.34 -66.05 REMARK 500 SER A 89 -156.86 -138.74 REMARK 500 ASP A 116 26.64 -79.95 REMARK 500 ASP A 126 -122.10 50.29 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE LMC A 139 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MES A 138 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2FR3 RELATED DB: PDB REMARK 900 WILD-TYPE CRABPII COMPLEXED WITH RETINOIC ACID REMARK 900 RELATED ID: 2FS6 RELATED DB: PDB REMARK 900 APO-WILD-TYPE CRABPII REMARK 900 RELATED ID: 2G7B RELATED DB: PDB REMARK 900 CRABPII MUTANT COMPLEXED WITH ALL-TRANS-RETINAL REMARK 900 RELATED ID: 3F8A RELATED DB: PDB REMARK 900 THE SAME CRABPII MUTANT COMPLEXED WITH A SHORTER RETINAL ANALOG REMARK 900 RELATED ID: 3FEK RELATED DB: PDB REMARK 900 CRABPII R132K:Y134F:R111L:L121D:T54V MUTANT REMARK 900 RELATED ID: 3FEL RELATED DB: PDB REMARK 900 CRABPII R132K:R111L:T54E MUTANT REMARK 900 RELATED ID: 3FEN RELATED DB: PDB REMARK 900 CRABPII R132K:R111L:A32E MUTANT DBREF 3FEP A 1 137 UNP P29373 RABP2_HUMAN 2 138 SEQADV 3FEP TRP A 59 UNP P29373 ARG 60 ENGINEERED MUTATION SEQADV 3FEP LEU A 111 UNP P29373 ARG 112 ENGINEERED MUTATION SEQADV 3FEP GLU A 121 UNP P29373 LEU 122 ENGINEERED MUTATION SEQADV 3FEP LYS A 132 UNP P29373 ARG 133 ENGINEERED MUTATION SEQRES 1 A 137 PRO ASN PHE SER GLY ASN TRP LYS ILE ILE ARG SER GLU SEQRES 2 A 137 ASN PHE GLU GLU LEU LEU LYS VAL LEU GLY VAL ASN VAL SEQRES 3 A 137 MET LEU ARG LYS ILE ALA VAL ALA ALA ALA SER LYS PRO SEQRES 4 A 137 ALA VAL GLU ILE LYS GLN GLU GLY ASP THR PHE TYR ILE SEQRES 5 A 137 LYS THR SER THR THR VAL TRP THR THR GLU ILE ASN PHE SEQRES 6 A 137 LYS VAL GLY GLU GLU PHE GLU GLU GLN THR VAL ASP GLY SEQRES 7 A 137 ARG PRO CYS LYS SER LEU VAL LYS TRP GLU SER GLU ASN SEQRES 8 A 137 LYS MET VAL CYS GLU GLN LYS LEU LEU LYS GLY GLU GLY SEQRES 9 A 137 PRO LYS THR SER TRP THR LEU GLU LEU THR ASN ASP GLY SEQRES 10 A 137 GLU LEU ILE GLU THR MET THR ALA ASP ASP VAL VAL CYS SEQRES 11 A 137 THR LYS VAL TYR VAL ARG GLU HET LMC A 139 19 HET MES A 138 17 HETNAM LMC (2E,4E,6E)-3-METHYL-6-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H- HETNAM 2 LMC INDOL-2-YLIDENE)HEXA-2,4-DIENAL HETNAM MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID HETSYN LMC (2E,4E,6Z)-3-METHYL-6-(1,3,3-TRIMETHYLINDOLIN-2- HETSYN 2 LMC YLIDENE)HEXA-2,4-DIENAL FORMUL 2 LMC C18 H21 N O FORMUL 3 MES C6 H13 N O4 S FORMUL 4 HOH *39(H2 O) HELIX 1 1 ASN A 14 GLY A 23 1 10 HELIX 2 2 ASN A 25 VAL A 33 1 9 SHEET 1 A10 THR A 60 LYS A 66 0 SHEET 2 A10 THR A 49 SER A 55 -1 N PHE A 50 O PHE A 65 SHEET 3 A10 ALA A 40 GLU A 46 -1 N LYS A 44 O TYR A 51 SHEET 4 A10 GLY A 5 GLU A 13 -1 N TRP A 7 O VAL A 41 SHEET 5 A10 VAL A 128 ARG A 136 -1 O VAL A 135 N LYS A 8 SHEET 6 A10 LEU A 119 ALA A 125 -1 N MET A 123 O CYS A 130 SHEET 7 A10 THR A 107 LEU A 113 -1 N GLU A 112 O ILE A 120 SHEET 8 A10 LYS A 92 LEU A 99 -1 N CYS A 95 O TRP A 109 SHEET 9 A10 PRO A 80 TRP A 87 -1 N LYS A 82 O LYS A 98 SHEET 10 A10 PHE A 71 GLN A 74 -1 N PHE A 71 O SER A 83 LINK NZ LYS A 132 C18 LMC A 139 1555 1555 1.26 SITE 1 AC1 8 PHE A 15 MET A 27 ALA A 32 SER A 37 SITE 2 AC1 8 PRO A 39 THR A 56 TRP A 59 LYS A 132 SITE 1 AC2 9 ILE A 52 THR A 54 GLN A 74 VAL A 76 SITE 2 AC2 9 GLN A 97 TRP A 109 GLU A 121 MET A 123 SITE 3 AC2 9 HOH A 145 CRYST1 55.808 55.808 108.177 90.00 90.00 120.00 P 31 2 1 6 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 0.017919 0.010345 0.000000 0.00000 SCALE2 0.000000 0.020691 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009244 0.00000