HEADER PROTEIN BINDING 21-DEC-04 1YBK TITLE RHCC COCRYSTALLIZED WITH CAPB COMPND MOL_ID: 1; COMPND 2 MOLECULE: TETRABRACHION; COMPND 3 CHAIN: A, B, C, D; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOTHERMUS MARINUS; SOURCE 3 ORGANISM_TAXID: 2280; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS RIGHT HAND COILED COIL, PROTEIN BINDING EXPDTA X-RAY DIFFRACTION AUTHOR J.STETEFELD REVDAT 4 14-FEB-24 1YBK 1 REMARK SEQADV HETSYN REVDAT 3 24-FEB-09 1YBK 1 VERSN REVDAT 2 12-APR-05 1YBK 1 JRNL REVDAT 1 18-JAN-05 1YBK 0 JRNL AUTH S.OZBEK,J.F.MULLER,E.FIGGEMEIER,J.STETEFELD JRNL TITL FAVOURABLE MEDIATION OF CRYSTAL CONTACTS BY JRNL TITL 2 COCOAMIDOPROPYLBETAINE (CAPB). JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 61 477 2005 JRNL REFN ISSN 0907-4449 JRNL PMID 15805603 JRNL DOI 10.1107/S0907444905001204 REMARK 2 REMARK 2 RESOLUTION. 1.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CNS 1.1 REMARK 3 AUTHORS : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE- REMARK 3 : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU, REMARK 3 : READ,RICE,SIMONSON,WARREN REMARK 3 REMARK 3 REFINEMENT TARGET : NULL REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 6.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : 1081331.150 REMARK 3 DATA CUTOFF LOW (ABS(F)) : 0.0000 REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 94.5 REMARK 3 NUMBER OF REFLECTIONS : 83137 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) : 0.211 REMARK 3 FREE R VALUE : 0.226 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 8351 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : 0.002 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 6 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.45 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.49 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 34.50 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 4995 REMARK 3 BIN R VALUE (WORKING SET) : 0.2890 REMARK 3 BIN FREE R VALUE : 0.2990 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.20 REMARK 3 BIN FREE R VALUE TEST SET COUNT : 567 REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : 0.013 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1618 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 28 REMARK 3 SOLVENT ATOMS : 489 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 22.19 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 24.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.76000 REMARK 3 B22 (A**2) : 0.76000 REMARK 3 B33 (A**2) : -1.51000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : 0.17 REMARK 3 ESD FROM SIGMAA (A) : 0.15 REMARK 3 LOW RESOLUTION CUTOFF (A) : 5.00 REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : 0.18 REMARK 3 ESD FROM C-V SIGMAA (A) : 0.14 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.004 REMARK 3 BOND ANGLES (DEGREES) : 0.700 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 13.50 REMARK 3 IMPROPER ANGLES (DEGREES) : 0.650 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) : 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 BULK SOLVENT MODELING. REMARK 3 METHOD USED : FLAT MODEL REMARK 3 KSOL : 0.85 REMARK 3 BSOL : 148.3 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 : PROTEIN_REP.PARAM REMARK 3 PARAMETER FILE 2 : WATER_REP.PARAM REMARK 3 PARAMETER FILE 3 : ION.PARAM REMARK 3 PARAMETER FILE 4 : BET.PAR REMARK 3 PARAMETER FILE 5 : NULL REMARK 3 TOPOLOGY FILE 1 : PROTEIN.TOP REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 TOPOLOGY FILE 4 : NULL REMARK 3 TOPOLOGY FILE 5 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: PART OF THE ALIPHATIC CHAIN OF LIGAND REMARK 3 BEQ IS SIMPLY FLEXIBLE AND CANNOT BE TRACED. REMARK 4 REMARK 4 1YBK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 12-JAN-05. REMARK 100 THE DEPOSITION ID IS D_1000031346. 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 : 7.9 REMARK 200 NUMBER OF CRYSTALS USED : 5 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : ELLIOTT GX-20 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : CCP4 (SCALA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 86287 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.400 REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.6 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.06300 REMARK 200 FOR THE DATA SET : 14.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.40 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.49 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) : 0.37000 REMARK 200 FOR SHELL : 2.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 75.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 5.20 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, PH 7.9, VAPOR REMARK 280 DIFFUSION, HANGING DROP, TEMPERATURE 273K 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 23.70700 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 47.41400 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 47.41400 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 23.70700 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: TETRAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 9380 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 10940 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -107.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D 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 GLY C 1 REMARK 465 SER C 2 REMARK 465 ILE C 3 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 ILE A 52 CB CG1 CG2 CD1 REMARK 470 ILE B 52 CB CG1 CG2 CD1 REMARK 470 ILE C 52 CB CG1 CG2 CD1 REMARK 470 ILE D 52 CB CG1 CG2 CD1 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 OD1 ASN A 42 O HOH A 737 2.14 REMARK 500 REMARK 500 REMARK: NULL 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 O HOH C 759 O HOH C 759 5555 2.04 REMARK 500 REMARK 500 REMARK: NULL REMARK 600 REMARK 600 HETEROGEN REMARK 600 PART OF THE ALIPHATIC CHAIN OF REMARK 600 LIGAND BEQ IS SIMPLY FLEXIBLE AND CANNOT BE TRACED. 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 BEQ C 701 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 D 601 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 602 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 603 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BEQ C 701 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FE6 RELATED DB: PDB DBREF 1YBK A 3 52 UNP Q54436 Q54436_STAMA 1238 1287 DBREF 1YBK B 3 52 UNP Q54436 Q54436_STAMA 1238 1287 DBREF 1YBK C 3 52 UNP Q54436 Q54436_STAMA 1238 1287 DBREF 1YBK D 3 52 UNP Q54436 Q54436_STAMA 1238 1287 SEQADV 1YBK GLY A 1 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK SER A 2 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK GLY B 1 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK SER B 2 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK GLY C 1 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK SER C 2 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK GLY D 1 UNP Q54436 CLONING ARTIFACT SEQADV 1YBK SER D 2 UNP Q54436 CLONING ARTIFACT SEQRES 1 A 52 GLY SER ILE ILE ASN GLU THR ALA ASP ASP ILE VAL TYR SEQRES 2 A 52 ARG LEU THR VAL ILE ILE ASP ASP ARG TYR GLU SER LEU SEQRES 3 A 52 LYS ASN LEU ILE THR LEU ARG ALA ASP ARG LEU GLU MET SEQRES 4 A 52 ILE ILE ASN ASP ASN VAL SER THR ILE LEU ALA SER ILE SEQRES 1 B 52 GLY SER ILE ILE ASN GLU THR ALA ASP ASP ILE VAL TYR SEQRES 2 B 52 ARG LEU THR VAL ILE ILE ASP ASP ARG TYR GLU SER LEU SEQRES 3 B 52 LYS ASN LEU ILE THR LEU ARG ALA ASP ARG LEU GLU MET SEQRES 4 B 52 ILE ILE ASN ASP ASN VAL SER THR ILE LEU ALA SER ILE SEQRES 1 C 52 GLY SER ILE ILE ASN GLU THR ALA ASP ASP ILE VAL TYR SEQRES 2 C 52 ARG LEU THR VAL ILE ILE ASP ASP ARG TYR GLU SER LEU SEQRES 3 C 52 LYS ASN LEU ILE THR LEU ARG ALA ASP ARG LEU GLU MET SEQRES 4 C 52 ILE ILE ASN ASP ASN VAL SER THR ILE LEU ALA SER ILE SEQRES 1 D 52 GLY SER ILE ILE ASN GLU THR ALA ASP ASP ILE VAL TYR SEQRES 2 D 52 ARG LEU THR VAL ILE ILE ASP ASP ARG TYR GLU SER LEU SEQRES 3 D 52 LYS ASN LEU ILE THR LEU ARG ALA ASP ARG LEU GLU MET SEQRES 4 D 52 ILE ILE ASN ASP ASN VAL SER THR ILE LEU ALA SER ILE HET SO4 A 602 5 HET SO4 B 603 5 HET BEQ C 701 13 HET SO4 D 601 5 HETNAM SO4 SULFATE ION HETNAM BEQ N-(CARBOXYMETHYL)-N,N-DIMETHYL-3-[(1-OXODODECYL)AMINO]- HETNAM 2 BEQ 1-PROPANAMINIUM INNER SALT HETSYN BEQ N-[3-(DODECANOYLAMINO)PROPYL]-N,N-DIMETHYLGLYCINATE; HETSYN 2 BEQ COCOAMIDOPROPYLBETAINE FORMUL 5 SO4 3(O4 S 2-) FORMUL 7 BEQ C19 H38 N2 O3 FORMUL 9 HOH *489(H2 O) HELIX 1 1 SER A 2 ILE A 52 1 51 HELIX 2 2 SER B 2 ILE B 52 1 51 HELIX 3 3 ILE C 4 ILE C 52 1 49 HELIX 4 4 SER D 2 ILE D 52 1 51 SITE 1 AC1 5 SER D 25 ASN D 28 HOH D 607 HOH D 619 SITE 2 AC1 5 HOH D 674 SITE 1 AC2 6 SER A 25 ASN A 28 HOH A 604 HOH A 610 SITE 2 AC2 6 HOH A 662 HOH A 682 SITE 1 AC3 8 GLY A 1 ASN A 5 GLU A 6 HOH A 719 SITE 2 AC3 8 HOH A 725 HOH A 733 ARG B 36 HOH B 699 SITE 1 AC4 12 ARG A 36 MET A 39 ILE A 40 HOH A 622 SITE 2 AC4 12 SER C 25 ASN C 28 LEU C 29 LEU C 32 SITE 3 AC4 12 ARG C 33 HOH C 703 HOH C 718 HOH C 724 CRYST1 110.811 110.811 71.121 90.00 90.00 120.00 P 31 2 1 24 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 0.009024 0.005210 0.000000 0.00000 SCALE2 0.000000 0.010420 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014061 0.00000