HEADER LIGAND BINDING PROTEIN 01-FEB-02 1KXO TITLE ENGINEERED LIPOCALIN DIGA16 : APO-FORM COMPND MOL_ID: 1; COMPND 2 MOLECULE: DIGA16; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: BILIN BINDING PROTEIN, BBP, DIGA16 ANTICALIN; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 OTHER_DETAILS: GENETICALLY ENGINEERED VARIANT OF BILIN BINDING COMPND 8 PROTEIN SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: PIERIS BRASSICAE; SOURCE 3 ORGANISM_COMMON: LARGE CABBAGE WHITE; SOURCE 4 ORGANISM_TAXID: 7116; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 EXPRESSION_SYSTEM_STRAIN: JM83; SOURCE 8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PBBP21-DIGA16 KEYWDS PIERIS BRASSICAE, LIPOCALIN, ANTICALIN, GENETICAL ENGINEERING, KEYWDS 2 DIGOXIGENIN, LIGAND BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR I.P.KORNDOERFER,A.SKERRA REVDAT 6 03-APR-24 1KXO 1 REMARK REVDAT 5 27-OCT-21 1KXO 1 SEQADV REVDAT 4 24-JUL-19 1KXO 1 REMARK REVDAT 3 24-FEB-09 1KXO 1 VERSN REVDAT 2 08-JUL-03 1KXO 1 JRNL REVDAT 1 10-JUN-03 1KXO 0 JRNL AUTH I.P.KORNDOERFER,S.SCHLEHUBER,A.SKERRA JRNL TITL STRUCTURAL MECHANISM OF SPECIFIC LIGAND RECOGNITION BY A JRNL TITL 2 LIPOCALIN TAILORED FOR THE COMPLEXATION OF DIGOXIGENIN. JRNL REF J.MOL.BIOL. V. 330 385 2003 JRNL REFN ISSN 0022-2836 JRNL PMID 12823976 JRNL DOI 10.1016/S0022-2836(03)00573-4 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH S.SCHLEHUBER,G.BESTE,A.SKERRA REMARK 1 TITL A NOVEL TYPE OF RECEPTOR PROTEIN, BASED ON THE LIPOCALIN REMARK 1 TITL 2 SCAFFOLD, WITH SPECIFICITY FOR DIGOXIGENIN REMARK 1 REF J.MOL.BIOL. V. 297 1105 2000 REMARK 1 REFN ISSN 0022-2836 REMARK 1 DOI 10.1006/JMBI.2000.3646 REMARK 1 REFERENCE 2 REMARK 1 AUTH G.BESTE,F.S.SCHMIDT,T.STIBORA,A.SKERRA REMARK 1 TITL SMALL ANTIBODY-LIKE PROTEINS WITH PRESCRIBED LIGAND REMARK 1 TITL 2 SPECIFICITIES DERIVED FROM THE LIPOCALIN FOLD. REMARK 1 REF PROC.NATL.ACAD.SCI.USA V. 96 1898 1999 REMARK 1 REFN ISSN 0027-8424 REMARK 1 DOI 10.1073/PNAS.96.5.1898 REMARK 2 REMARK 2 RESOLUTION. 1.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.0 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : ENGH & HUBER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.22 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 89.5 REMARK 3 NUMBER OF REFLECTIONS : 14674 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) : 0.212 REMARK 3 R VALUE (WORKING SET) : 0.209 REMARK 3 FREE R VALUE : 0.289 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 726 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) : 1.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.90 REMARK 3 REFLECTION IN BIN (WORKING SET) : 892 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 78.63 REMARK 3 BIN R VALUE (WORKING SET) : 0.2780 REMARK 3 BIN FREE R VALUE SET COUNT : 46 REMARK 3 BIN FREE R VALUE : 0.4420 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1320 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 104 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 28.32 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.21000 REMARK 3 B22 (A**2) : -2.68000 REMARK 3 B33 (A**2) : 2.90000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.10000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.164 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.176 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.171 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 5.518 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.945 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.894 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1352 ; 0.018 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): 1128 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1834 ; 2.684 ; 1.922 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2643 ; 1.316 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 161 ; 6.865 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 214 ;15.968 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 189 ; 0.162 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1496 ; 0.015 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 285 ; 0.010 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 278 ; 0.249 ; 0.300 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 1090 ; 0.205 ; 0.300 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): 232 ; 0.196 ; 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): 7 ; 0.266 ; 0.300 REMARK 3 SYMMETRY VDW OTHERS (A): 22 ; 0.245 ; 0.300 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 9 ; 0.187 ; 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): 812 ; 5.672 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1305 ; 7.394 ; 3.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 540 ; 6.409 ; 2.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 529 ; 8.467 ; 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 : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1KXO COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-FEB-02. REMARK 100 THE DEPOSITION ID IS D_1000015443. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-NOV-01 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 7.6 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 : OSMIC MIRRORS REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MAR SCANNER 345 MM PLATE REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 14754 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.800 REMARK 200 RESOLUTION RANGE LOW (A) : 48.220 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 89.1 REMARK 200 DATA REDUNDANCY : 2.300 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.04000 REMARK 200 FOR THE DATA SET : 14.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.86 REMARK 200 COMPLETENESS FOR SHELL (%) : 77.2 REMARK 200 DATA REDUNDANCY IN SHELL : 1.20 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.20000 REMARK 200 FOR SHELL : 2.300 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: THE STRUCTURE OF DIGA16 IN PRESENCE OF DIGOXIGENIN REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.10 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1-M HEPES, 10% ISOPROPANOLE, 19% PEG REMARK 280 4000, PH = 7.8, PH 7.6, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 X+1/2,Y+1/2,Z 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 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 1.000000 0.000000 0.000000 36.93650 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 31.73800 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 36.93650 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 31.73800 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 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 ILE A 90 REMARK 465 GLY A 91 REMARK 465 ASP A 118 REMARK 465 GLU A 119 REMARK 465 ALA A 168 REMARK 465 ALA A 169 REMARK 465 VAL A 172 REMARK 465 ASN A 173 REMARK 465 ASN A 174 REMARK 465 SER A 175 REMARK 465 ASN A 176 REMARK 465 TRP A 177 REMARK 465 SER A 178 REMARK 465 HIS A 179 REMARK 465 PRO A 180 REMARK 465 GLN A 181 REMARK 465 PHE A 182 REMARK 465 GLU A 183 REMARK 465 LYS A 184 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 OE1 GLU A 46 O HOH A 277 1.89 REMARK 500 OH TYR A 88 OE1 GLN A 95 2.19 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 TYR A 22 CB - CG - CD1 ANGL. DEV. = 3.7 DEGREES REMARK 500 ASP A 156 CB - CG - OD2 ANGL. DEV. = 6.8 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 ASP A 5 143.93 -39.46 REMARK 500 ASN A 16 27.59 -140.17 REMARK 500 VAL A 93 95.41 69.30 REMARK 500 LYS A 107 -59.29 -160.43 REMARK 500 LYS A 122 32.29 -72.86 REMARK 500 VAL A 154 -24.04 -147.45 REMARK 500 SER A 166 -77.30 -72.31 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1BBP RELATED DB: PDB REMARK 900 BILIN-BINDING PROTEIN REMARK 900 RELATED ID: 1N0S RELATED DB: PDB REMARK 900 ENGINEERED LIPOCALIN FLUA IN COMPLEX WITH FLUORESCEIN REMARK 900 RELATED ID: 1LNM RELATED DB: PDB REMARK 900 ENGINEERED LIPOCALIN DIGA16 IN COMPLEX WITH DIGITOXIGENIN REMARK 900 RELATED ID: 1LKE RELATED DB: PDB REMARK 900 ENGINEERED LIPOCALIN DIGA16 IN COMPLEX WITH DIGOXIGENIN DBREF 1KXO A 1 174 UNP P09464 BBP_PIEBR 16 189 SEQADV 1KXO ASP A 1 UNP P09464 ASN 16 ENGINEERED MUTATION SEQADV 1KXO GLN A 21 UNP P09464 ASN 36 ENGINEERED MUTATION SEQADV 1KXO GLN A 28 UNP P09464 GLU 43 ENGINEERED MUTATION SEQADV 1KXO ALA A 31 UNP P09464 LYS 46 ENGINEERED MUTATION SEQADV 1KXO ASP A 34 UNP P09464 ASN 49 ENGINEERED MUTATION SEQADV 1KXO HIS A 35 UNP P09464 SER 50 ENGINEERED MUTATION SEQADV 1KXO ILE A 36 UNP P09464 VAL 51 ENGINEERED MUTATION SEQADV 1KXO THR A 37 UNP P09464 GLU 52 ENGINEERED MUTATION SEQADV 1KXO ARG A 58 UNP P09464 ASN 73 ENGINEERED MUTATION SEQADV 1KXO SER A 60 UNP P09464 HIS 75 ENGINEERED MUTATION SEQADV 1KXO SER A 69 UNP P09464 ILE 84 ENGINEERED MUTATION SEQADV 1KXO SER A 87 UNP P09464 LYS 102 ENGINEERED MUTATION SEQADV 1KXO TYR A 88 UNP P09464 LEU 103 ENGINEERED MUTATION SEQADV 1KXO ILE A 90 UNP P09464 TYR 105 ENGINEERED MUTATION SEQADV 1KXO GLN A 95 UNP P09464 LYS 110 ENGINEERED MUTATION SEQADV 1KXO GLY A 97 UNP P09464 ASN 112 ENGINEERED MUTATION SEQADV 1KXO PHE A 114 UNP P09464 TYR 129 ENGINEERED MUTATION SEQADV 1KXO SER A 116 UNP P09464 LYS 131 ENGINEERED MUTATION SEQADV 1KXO MET A 125 UNP P09464 GLN 140 ENGINEERED MUTATION SEQADV 1KXO LEU A 127 UNP P09464 PHE 142 ENGINEERED MUTATION SEQADV 1KXO MET A 135 UNP P09464 LYS 150 ENGINEERED MUTATION SEQADV 1KXO SER A 175 UNP P09464 SEE REMARK 999 SEQADV 1KXO ASN A 176 UNP P09464 SEE REMARK 999 SEQADV 1KXO TRP A 177 UNP P09464 SEE REMARK 999 SEQADV 1KXO SER A 178 UNP P09464 SEE REMARK 999 SEQADV 1KXO HIS A 179 UNP P09464 SEE REMARK 999 SEQADV 1KXO PRO A 180 UNP P09464 SEE REMARK 999 SEQADV 1KXO GLN A 181 UNP P09464 SEE REMARK 999 SEQADV 1KXO PHE A 182 UNP P09464 SEE REMARK 999 SEQADV 1KXO GLU A 183 UNP P09464 SEE REMARK 999 SEQADV 1KXO LYS A 184 UNP P09464 SEE REMARK 999 SEQRES 1 A 184 ASP VAL TYR HIS ASP GLY ALA CYS PRO GLU VAL LYS PRO SEQRES 2 A 184 VAL ASP ASN PHE ASP TRP SER GLN TYR HIS GLY LYS TRP SEQRES 3 A 184 TRP GLN VAL ALA ALA TYR PRO ASP HIS ILE THR LYS TYR SEQRES 4 A 184 GLY LYS CYS GLY TRP ALA GLU TYR THR PRO GLU GLY LYS SEQRES 5 A 184 SER VAL LYS VAL SER ARG TYR SER VAL ILE HIS GLY LYS SEQRES 6 A 184 GLU TYR PHE SER GLU GLY THR ALA TYR PRO VAL GLY ASP SEQRES 7 A 184 SER LYS ILE GLY LYS ILE TYR HIS SER TYR THR ILE GLY SEQRES 8 A 184 GLY VAL THR GLN GLU GLY VAL PHE ASN VAL LEU SER THR SEQRES 9 A 184 ASP ASN LYS ASN TYR ILE ILE GLY TYR PHE CYS SER TYR SEQRES 10 A 184 ASP GLU ASP LYS LYS GLY HIS MET ASP LEU VAL TRP VAL SEQRES 11 A 184 LEU SER ARG SER MET VAL LEU THR GLY GLU ALA LYS THR SEQRES 12 A 184 ALA VAL GLU ASN TYR LEU ILE GLY SER PRO VAL VAL ASP SEQRES 13 A 184 SER GLN LYS LEU VAL TYR SER ASP PHE SER GLU ALA ALA SEQRES 14 A 184 CYS LYS VAL ASN ASN SER ASN TRP SER HIS PRO GLN PHE SEQRES 15 A 184 GLU LYS FORMUL 2 HOH *104(H2 O) HELIX 1 1 ASP A 18 TYR A 22 5 5 HELIX 2 2 TYR A 32 GLY A 40 1 9 HELIX 3 3 ASP A 78 ILE A 81 5 4 HELIX 4 4 THR A 138 LEU A 149 1 12 HELIX 5 5 ASP A 156 LEU A 160 5 5 SHEET 1 A12 HIS A 4 ASP A 5 0 SHEET 2 A12 GLY A 123 SER A 132 -1 O HIS A 124 N HIS A 4 SHEET 3 A12 TYR A 109 SER A 116 -1 O ILE A 110 N LEU A 131 SHEET 4 A12 GLN A 95 THR A 104 -1 N ASN A 100 O TYR A 113 SHEET 5 A12 LYS A 83 THR A 89 -1 N ILE A 84 O PHE A 99 SHEET 6 A12 LYS A 65 PRO A 75 -1 O GLU A 70 N THR A 89 SHEET 7 A12 VAL A 54 ILE A 62 -1 N VAL A 54 O ALA A 73 SHEET 8 A12 LYS A 41 PRO A 49 -1 O LYS A 41 N VAL A 61 SHEET 9 A12 GLY A 24 ALA A 31 -1 O GLY A 24 N TYR A 47 SHEET 10 A12 GLY A 123 SER A 132 -1 N VAL A 130 O ALA A 30 SHEET 11 A12 GLY A 24 ALA A 31 -1 N TRP A 27 O SER A 132 SHEET 12 A12 VAL A 161 TYR A 162 -1 N VAL A 161 O ALA A 31 SSBOND 1 CYS A 8 CYS A 115 1555 1555 2.04 SSBOND 2 CYS A 42 CYS A 170 1555 1555 2.03 CISPEP 1 GLY A 92 VAL A 93 0 -8.84 CRYST1 73.873 63.476 38.191 90.00 92.02 90.00 C 1 2 1 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 0.013537 0.000000 0.000477 0.00000 SCALE2 0.000000 0.015754 0.000000 0.00000 SCALE3 0.000000 0.000000 0.026200 0.00000