HEADER LIPID BINDING PROTEIN 15-AUG-07 2QYP TITLE ORTHORHOMBIC CRYSTAL STRUCTURE OF HUMAN SAPOSIN C DIMER IN TITLE 2 OPEN CONFORMATION COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROACTIVATOR POLYPEPTIDE; COMPND 3 CHAIN: A, B; COMPND 4 FRAGMENT: SAPOSIN-C DOMAIN; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: PSAP, GLBA, SAP1; SOURCE 6 EXPRESSION_SYSTEM: PICHIA PASTORIS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 4922; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: GS115; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PPIC9K KEYWDS SAPOSIN, ACTIVATOR PROTEIN, SAP, ALTERNATIVE SPLICING, KEYWDS 2 DISEASE MUTATION, GAUCHER DISEASE, GLYCOPROTEIN, GM2- KEYWDS 3 GANGLIOSIDOSIS, LIPID METABOLISM, LYSOSOME, METACHROMATIC KEYWDS 4 LEUKODYSTROPHY, SPHINGOLIPID METABOLISM, LIPID BINDING KEYWDS 5 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR M.ROSSMANN,W.SAENGER,T.MAIER REVDAT 3 24-FEB-09 2QYP 1 VERSN REVDAT 2 20-MAY-08 2QYP 1 JRNL REVDAT 1 29-APR-08 2QYP 0 JRNL AUTH M.ROSSMANN,R.SCHULTZ-HEIENBROK,J.BEHLKE,N.REMMEL, JRNL AUTH 2 C.ALINGS,K.SANDHOFF,W.SAENGER,T.MAIER JRNL TITL CRYSTAL STRUCTURES OF HUMAN SAPOSINS C AND D: JRNL TITL 2 IMPLICATIONS FOR LIPID RECOGNITION AND MEMBRANE JRNL TITL 3 INTERACTIONS. JRNL REF STRUCTURE V. 16 809 2008 JRNL REFN ISSN 0969-2126 JRNL PMID 18462685 JRNL DOI 10.1016/J.STR.2008.02.016 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.45 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0019 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.45 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 28.50 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 91.5 REMARK 3 NUMBER OF REFLECTIONS : 7875 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) : 0.232 REMARK 3 R VALUE (WORKING SET) : 0.229 REMARK 3 FREE R VALUE : 0.290 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 548 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) : 2.45 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.54 REMARK 3 REFLECTION IN BIN (WORKING SET) : 548 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2290 REMARK 3 BIN FREE R VALUE SET COUNT : 390 REMARK 3 BIN FREE R VALUE : 0.2900 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1242 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 0 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 76.90 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 70.28 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.41000 REMARK 3 B22 (A**2) : -0.04000 REMARK 3 B33 (A**2) : -0.38000 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 OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.386 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.296 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.219 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 9.484 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.943 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.910 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1263 ; 0.011 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1709 ; 1.300 ; 2.016 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 157 ; 5.527 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 49 ;40.997 ;27.755 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 254 ;18.866 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 210 ; 0.086 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 884 ; 0.004 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 569 ; 0.228 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 901 ; 0.298 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 9 ; 0.127 ; 0.200 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): 41 ; 0.228 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 1 ; 0.224 ; 0.200 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): 821 ; 0.787 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1304 ; 1.354 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 490 ; 1.892 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 405 ; 3.070 ; 4.500 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 : 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: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 2QYP COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-AUG-07. REMARK 100 THE RCSB ID CODE IS RCSB044211. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-OCT-03 REMARK 200 TEMPERATURE (KELVIN) : 298 REMARK 200 PH : 4.0 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 : ENRAF-NONIUS FR571 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.54179 REMARK 200 MONOCHROMATOR : NI FILTER REMARK 200 OPTICS : OSMIC MAXFLUX 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 : 8971 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.450 REMARK 200 RESOLUTION RANGE LOW (A) : 32.200 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.0 REMARK 200 DATA REDUNDANCY : 2.890 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05500 REMARK 200 FOR THE DATA SET : 17.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.45 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.54 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.46000 REMARK 200 FOR SHELL : 2.100 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: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 56.88 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.85 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 20 MM NAACETATE, 200 MM AMMONIUM REMARK 280 SULFATE, 30% (V/V) PENTAERYTHRIOL ETHOXYLATE 15/4, PH 4.0, REMARK 280 VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 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 46.73250 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 46.73250 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 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 28.50400 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 44.45200 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 28.50400 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 44.45200 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 46.73250 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 28.50400 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 44.45200 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 46.73250 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 28.50400 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 44.45200 REMARK 290 SMTRY3 8 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 3360 ANGSTROM**2 REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B 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 ALA A -2 REMARK 465 TYR A -1 REMARK 465 VAL A 0 REMARK 465 SER A 79 REMARK 465 GLY A 80 REMARK 465 THR A 81 REMARK 465 ARG A 82 REMARK 465 HIS A 83 REMARK 465 HIS A 84 REMARK 465 HIS A 85 REMARK 465 HIS A 86 REMARK 465 HIS A 87 REMARK 465 HIS A 88 REMARK 465 SER B 79 REMARK 465 GLY B 80 REMARK 465 THR B 81 REMARK 465 ARG B 82 REMARK 465 HIS B 83 REMARK 465 HIS B 84 REMARK 465 HIS B 85 REMARK 465 HIS B 86 REMARK 465 HIS B 87 REMARK 465 HIS B 88 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 33 -48.67 84.65 REMARK 500 PRO A 40 -174.04 -20.71 REMARK 500 LYS A 41 -121.18 98.49 REMARK 500 HIS A 76 32.63 71.62 REMARK 500 SER B 42 -70.39 -43.48 REMARK 500 REMARK 500 REMARK: NULL DBREF 2QYP A 1 82 UNP P07602 SAP_HUMAN 311 392 DBREF 2QYP B 1 82 UNP P07602 SAP_HUMAN 311 392 SEQADV 2QYP ALA A -2 UNP P07602 EXPRESSION TAG SEQADV 2QYP TYR A -1 UNP P07602 EXPRESSION TAG SEQADV 2QYP VAL A 0 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 83 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 84 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 85 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 86 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 87 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS A 88 UNP P07602 EXPRESSION TAG SEQADV 2QYP ALA B -2 UNP P07602 EXPRESSION TAG SEQADV 2QYP TYR B -1 UNP P07602 EXPRESSION TAG SEQADV 2QYP VAL B 0 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 83 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 84 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 85 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 86 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 87 UNP P07602 EXPRESSION TAG SEQADV 2QYP HIS B 88 UNP P07602 EXPRESSION TAG SEQRES 1 A 91 ALA TYR VAL SER ASP VAL TYR CYS GLU VAL CYS GLU PHE SEQRES 2 A 91 LEU VAL LYS GLU VAL THR LYS LEU ILE ASP ASN ASN LYS SEQRES 3 A 91 THR GLU LYS GLU ILE LEU ASP ALA PHE ASP LYS MET CYS SEQRES 4 A 91 SER LYS LEU PRO LYS SER LEU SER GLU GLU CYS GLN GLU SEQRES 5 A 91 VAL VAL ASP THR TYR GLY SER SER ILE LEU SER ILE LEU SEQRES 6 A 91 LEU GLU GLU VAL SER PRO GLU LEU VAL CYS SER MET LEU SEQRES 7 A 91 HIS LEU CYS SER GLY THR ARG HIS HIS HIS HIS HIS HIS SEQRES 1 B 91 ALA TYR VAL SER ASP VAL TYR CYS GLU VAL CYS GLU PHE SEQRES 2 B 91 LEU VAL LYS GLU VAL THR LYS LEU ILE ASP ASN ASN LYS SEQRES 3 B 91 THR GLU LYS GLU ILE LEU ASP ALA PHE ASP LYS MET CYS SEQRES 4 B 91 SER LYS LEU PRO LYS SER LEU SER GLU GLU CYS GLN GLU SEQRES 5 B 91 VAL VAL ASP THR TYR GLY SER SER ILE LEU SER ILE LEU SEQRES 6 B 91 LEU GLU GLU VAL SER PRO GLU LEU VAL CYS SER MET LEU SEQRES 7 B 91 HIS LEU CYS SER GLY THR ARG HIS HIS HIS HIS HIS HIS HELIX 1 1 SER A 1 ASP A 20 1 20 HELIX 2 2 ASN A 21 LYS A 38 1 18 HELIX 3 3 GLU A 46 GLU A 65 1 20 HELIX 4 4 SER A 67 MET A 74 1 8 HELIX 5 5 ALA B -2 ASP B 20 1 23 HELIX 6 6 ASN B 21 LYS B 38 1 18 HELIX 7 7 PRO B 40 GLY B 55 1 16 HELIX 8 8 SER B 57 GLU B 65 1 9 HELIX 9 9 SER B 67 LEU B 75 1 9 SSBOND 1 CYS A 5 CYS A 78 1555 1555 2.03 SSBOND 2 CYS A 8 CYS A 72 1555 1555 2.05 SSBOND 3 CYS A 36 CYS A 47 1555 1555 2.03 SSBOND 4 CYS B 5 CYS B 78 1555 1555 2.01 SSBOND 5 CYS B 8 CYS B 72 1555 1555 2.02 SSBOND 6 CYS B 36 CYS B 47 1555 1555 2.02 CISPEP 1 PRO A 40 LYS A 41 0 5.78 CRYST1 57.008 88.904 93.465 90.00 90.00 90.00 C 2 2 21 16 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 0.017541 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011248 0.000000 0.00000 SCALE3 0.000000 0.000000 0.010699 0.00000