PDB Short entry for 1CBQ HEADER RETINOIC-ACID TRANSPORT 28-SEP-94 1CBQ TITLE CRYSTAL STRUCTURE OF CELLULAR RETINOIC-ACID-BINDING PROTEINS I AND II TITLE 2 IN COMPLEX WITH ALL-TRANS-RETINOIC ACID AND A SYNTHETIC RETINOID COMPND MOL_ID: 1; COMPND 2 MOLECULE: CELLULAR RETINOIC ACID BINDING PROTEIN TYPE II; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 CELL_LINE: BL21; SOURCE 6 GENE: HUMAN CRABP-II; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 8 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: BL21 (DE3); SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET-3A GENE: HUMAN CRABP-II KEYWDS RETINOIC-ACID TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR G.J.KLEYWEGT,T.BERGFORS,T.A.JONES REVDAT 5 07-FEB-24 1CBQ 1 REMARK REVDAT 4 13-APR-11 1CBQ 1 ATOM REVDAT 3 24-FEB-09 1CBQ 1 VERSN REVDAT 2 01-APR-03 1CBQ 1 JRNL REVDAT 1 26-JAN-95 1CBQ 0 JRNL AUTH G.J.KLEYWEGT,T.BERGFORS,H.SENN,P.LE MOTTE,B.GSELL,K.SHUDO, JRNL AUTH 2 T.A.JONES JRNL TITL CRYSTAL STRUCTURES OF CELLULAR RETINOIC ACID BINDING JRNL TITL 2 PROTEINS I AND II IN COMPLEX WITH ALL-TRANS-RETINOIC ACID JRNL TITL 3 AND A SYNTHETIC RETINOID. JRNL REF STRUCTURE V. 2 1241 1994 JRNL REFN ISSN 0969-2126 JRNL PMID 7704533 JRNL DOI 10.1016/S0969-2126(94)00125-1 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH L.BANASZAK,N.WINTER,Z.XU,D.A.BERNLOHR,S.W.COWAN,T.A.JONES REMARK 1 TITL LIPID-BINDING PROTEINS: A FAMILY OF FATTY ACID AND RETINOID REMARK 1 TITL 2 TRANSPORT PROTEINS REMARK 1 REF ADV.PROTEIN CHEM. V. 45 89 1994 REMARK 1 REFN ISSN 0065-3233 REMARK 1 REFERENCE 2 REMARK 1 AUTH T.BERGFORS,G.J.KLEYWEGT,T.A.JONES REMARK 1 TITL CRYSTALLISATION AND PRELIMINARY X-RAY ANALYSIS OF REMARK 1 TITL 2 RECOMBINANT BOVINE CELLULAR RETINOIC ACID-BINDING PROTEIN REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 50 370 1994 REMARK 1 REFN ISSN 0907-4449 REMARK 1 REFERENCE 3 REMARK 1 AUTH S.W.COWAN,M.E.NEWCOMER,T.A.JONES REMARK 1 TITL CRYSTALLOGRAPHIC STUDIES ON A FAMILY OF LIPOPHILIC TRANSPORT REMARK 1 TITL 2 PROTEINS. REFINEMENT OF P2 MYELIN PROTEIN AND THE STRUCTURE REMARK 1 TITL 3 DETERMINATION AND REFINEMENT OF CELLULAR RETINOL-BINDING REMARK 1 TITL 4 PROTEIN IN COMPLEX WITH ALL-TRANS-RETINOL REMARK 1 REF J.MOL.BIOL. V. 230 1225 1993 REMARK 1 REFN ISSN 0022-2836 REMARK 1 REFERENCE 4 REMARK 1 AUTH T.A.JONES,T.BERGFORS,J.SEDZIK,T.UNGE REMARK 1 TITL THE THREE-DIMENSIONAL STRUCTURE OF P2 MYELIN PROTEIN REMARK 1 REF EMBO J. V. 7 1597 1988 REMARK 1 REFN ISSN 0261-4189 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 8.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 97.4 REMARK 3 NUMBER OF REFLECTIONS : 8597 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.210 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1091 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 25 REMARK 3 SOLVENT ATOMS : 53 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 34.00 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) : 0.30 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) : 0.012 REMARK 3 BOND ANGLES (DEGREES) : 1.620 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 26.80 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.310 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CBQ 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_1000172213. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9011 REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.78 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 3 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 5555 Z,X,Y REMARK 290 6555 Z+1/2,-X+1/2,-Y REMARK 290 7555 -Z+1/2,-X,Y+1/2 REMARK 290 8555 -Z,X+1/2,-Y+1/2 REMARK 290 9555 Y,Z,X REMARK 290 10555 -Y,Z+1/2,-X+1/2 REMARK 290 11555 Y+1/2,-Z+1/2,-X REMARK 290 12555 -Y+1/2,-Z,X+1/2 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 40.52000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 40.52000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 40.52000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 40.52000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 40.52000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 40.52000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY2 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY1 6 0.000000 0.000000 1.000000 40.52000 REMARK 290 SMTRY2 6 -1.000000 0.000000 0.000000 40.52000 REMARK 290 SMTRY3 6 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY1 7 0.000000 0.000000 -1.000000 40.52000 REMARK 290 SMTRY2 7 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 1.000000 0.000000 40.52000 REMARK 290 SMTRY1 8 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY2 8 1.000000 0.000000 0.000000 40.52000 REMARK 290 SMTRY3 8 0.000000 -1.000000 0.000000 40.52000 REMARK 290 SMTRY1 9 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 9 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY3 9 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 10 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 10 0.000000 0.000000 1.000000 40.52000 REMARK 290 SMTRY3 10 -1.000000 0.000000 0.000000 40.52000 REMARK 290 SMTRY1 11 0.000000 1.000000 0.000000 40.52000 REMARK 290 SMTRY2 11 0.000000 0.000000 -1.000000 40.52000 REMARK 290 SMTRY3 11 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY1 12 0.000000 -1.000000 0.000000 40.52000 REMARK 290 SMTRY2 12 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY3 12 1.000000 0.000000 0.000000 40.52000 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: TRIMERIC 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 0.000000 1.000000 40.52000 REMARK 350 BIOMT2 2 -1.000000 0.000000 0.000000 121.56000 REMARK 350 BIOMT3 2 0.000000 -1.000000 0.000000 81.04000 REMARK 350 BIOMT1 3 0.000000 -1.000000 0.000000 121.56000 REMARK 350 BIOMT2 3 0.000000 0.000000 -1.000000 81.04000 REMARK 350 BIOMT3 3 1.000000 0.000000 0.000000 -40.52000 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 P PO4 A 901 LIES ON A SPECIAL POSITION. REMARK 375 O1 PO4 A 901 LIES ON A SPECIAL POSITION. REMARK 375 HOH A 900 LIES ON A SPECIAL POSITION. 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 P PO4 A 901 O2 PO4 A 901 8645 1.58 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 ASN A 2 96.22 70.63 REMARK 500 GLU A 73 -156.98 -142.98 REMARK 500 ASP A 126 -102.69 64.87 REMARK 500 REMARK 500 REMARK: NULL REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 PO4 A 901 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 901 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE RE9 A 200 DBREF 1CBQ A 1 137 UNP P29373 RABP2_HUMAN 1 137 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 ARG 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 ARG GLU LEU THR ASN ASP GLY SEQRES 10 A 137 GLU LEU ILE LEU THR MET THR ALA ASP ASP VAL VAL CYS SEQRES 11 A 137 THR ARG VAL TYR VAL ARG GLU HET PO4 A 901 3 HET RE9 A 200 22 HETNAM PO4 PHOSPHATE ION HETNAM RE9 6-(2,3,4,5,6,7-HEXAHYDRO-2,4,4-TRIMETHYL-1- HETNAM 2 RE9 METYLENEINDEN-2-YL)-3-METHYLHEXA-2,4-DIENOIC ACID FORMUL 2 PO4 O4 P 3- FORMUL 3 RE9 C20 H28 O2 FORMUL 4 HOH *53(H2 O) HELIX 1 1 ASN A 14 LEU A 22 1 9 HELIX 2 2 ASN A 25 ALA A 36 1 12 SHEET 1 A10 THR A 61 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 O ALA A 40 N SER A 55 SHEET 4 A10 GLY A 5 GLU A 13 -1 N GLY A 5 O ILE A 43 SHEET 5 A10 VAL A 128 ARG A 136 -1 N THR A 131 O GLU A 13 SHEET 6 A10 GLU A 118 ALA A 125 -1 O LEU A 119 N TYR A 134 SHEET 7 A10 THR A 107 LEU A 113 -1 O SER A 108 N THR A 124 SHEET 8 A10 LYS A 92 LEU A 99 -1 N MET A 93 O ARG A 111 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 O PHE A 71 N SER A 83 SITE 1 AC1 2 ASP A 116 HOH A 351 SITE 1 AC2 12 PHE A 15 ALA A 32 ALA A 35 ALA A 36 SITE 2 AC2 12 PRO A 39 THR A 54 THR A 57 VAL A 76 SITE 3 AC2 12 ARG A 132 TYR A 134 HOH A 301 HOH A 332 CRYST1 81.040 81.040 81.040 90.00 90.00 90.00 P 21 3 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 0.012340 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012340 0.000000 0.00000 SCALE3 0.000000 0.000000 0.012340 0.00000