HEADER IMMUNE SYSTEM 10-JUN-18 6A2B TITLE CRYSTAL STRUCTURE OF XENOPUS LAEVIS MHC I COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: MHC CLASS I ANTIGEN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MOL_ID: 2; COMPND 6 MOLECULE: BETA-2-MICROGLOBULIN; COMPND 7 CHAIN: B; COMPND 8 ENGINEERED: YES; COMPND 9 MOL_ID: 3; COMPND 10 MOLECULE: TYR-MET-MET-PRO-ARG-HIS-TRP-PRO-ILE; COMPND 11 CHAIN: C; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: XENOPUS LAEVIS; SOURCE 3 ORGANISM_COMMON: AFRICAN CLAWED FROG; SOURCE 4 ORGANISM_TAXID: 8355; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 7 MOL_ID: 2; SOURCE 8 ORGANISM_SCIENTIFIC: XENOPUS LAEVIS; SOURCE 9 ORGANISM_COMMON: AFRICAN CLAWED FROG; SOURCE 10 ORGANISM_TAXID: 8355; SOURCE 11 GENE: B2M; SOURCE 12 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 13 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 14 MOL_ID: 3; SOURCE 15 ORGANISM_SCIENTIFIC: XENOPUS LAEVIS; SOURCE 16 ORGANISM_COMMON: AFRICAN CLAWED FROG; SOURCE 17 ORGANISM_TAXID: 8355; SOURCE 18 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS XENOPUS LAEVIS, MHC I, EVOLUTION, IMMUNE SYSTEM EXPDTA X-RAY DIFFRACTION AUTHOR L.Z.MA,C.XIA REVDAT 4 22-NOV-23 6A2B 1 REMARK REVDAT 3 01-JAN-20 6A2B 1 JRNL REVDAT 2 11-DEC-19 6A2B 1 JRNL REVDAT 1 23-OCT-19 6A2B 0 JRNL AUTH L.MA,N.ZHANG,Z.QU,R.LIANG,L.ZHANG,B.ZHANG,G.MENG, JRNL AUTH 2 J.M.DIJKSTRA,S.LI,M.C.XIA JRNL TITL A GLIMPSE OF THE PEPTIDE PROFILE PRESENTATION BYXENOPUS JRNL TITL 2 LAEVISMHC CLASS I: CRYSTAL STRUCTURE OF PXELA-UAA REVEALS A JRNL TITL 3 DISTINCT PEPTIDE-BINDING GROOVE. JRNL REF J IMMUNOL. V. 204 147 2020 JRNL REFN ESSN 1550-6606 JRNL PMID 31776204 JRNL DOI 10.4049/JIMMUNOL.1900865 REMARK 2 REMARK 2 RESOLUTION. 2.80 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.8.0158 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) : 2.80 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 14.98 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 78.8 REMARK 3 NUMBER OF REFLECTIONS : 8405 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) : 0.226 REMARK 3 R VALUE (WORKING SET) : 0.200 REMARK 3 FREE R VALUE : 0.264 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT : 445 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) : 2.80 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.87 REMARK 3 REFLECTION IN BIN (WORKING SET) : 25 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 3.49 REMARK 3 BIN R VALUE (WORKING SET) : 0.3010 REMARK 3 BIN FREE R VALUE SET COUNT : 2 REMARK 3 BIN FREE R VALUE : 0.3870 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 3086 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) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 45.03 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.02000 REMARK 3 B22 (A**2) : -0.02000 REMARK 3 B33 (A**2) : 0.00000 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): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.532 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.331 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 17.210 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.927 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.836 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 3175 ; 0.012 ; 0.019 REMARK 3 BOND LENGTHS OTHERS (A): 2772 ; 0.002 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 4307 ; 1.716 ; 1.930 REMARK 3 BOND ANGLES OTHERS (DEGREES): 6461 ; 1.087 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 372 ; 9.954 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 170 ;40.344 ;23.765 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 528 ;19.783 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 23 ;18.298 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 438 ; 0.105 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 3537 ; 0.007 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): 670 ; 0.002 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL 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): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): NULL ; NULL ; NULL 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 : 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 6A2B COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 14-JUN-18. REMARK 100 THE DEPOSITION ID IS D_1300008054. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 25-NOV-17 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL 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 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.987 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : NONIUS KAPPA CCD REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 29548 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.800 REMARK 200 RESOLUTION RANGE LOW (A) : 15.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 92.5 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.18800 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 2.6000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.83 REMARK 200 COMPLETENESS FOR SHELL (%) : 91.7 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 4E0R REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 49.65 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M SODIUM MALONATE PH6.0, 20% W/V REMARK 280 PEG 3350, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 291K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21 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 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 29.56950 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 53.90450 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 34.11000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 53.90450 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.56950 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 34.11000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 4590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 19650 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -30.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C 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 ASP A 29 73.22 48.49 REMARK 500 ASP A 30 -40.41 94.35 REMARK 500 SER A 33 -68.39 57.52 REMARK 500 ASN A 40 74.65 46.32 REMARK 500 GLN A 41 85.07 -62.11 REMARK 500 THR A 47 136.89 151.80 REMARK 500 GLU A 57 -81.07 -29.24 REMARK 500 TYR A 58 150.62 -48.08 REMARK 500 TRP A 59 -55.46 96.38 REMARK 500 HIS A 73 -47.99 155.73 REMARK 500 GLU A 103 -71.18 61.65 REMARK 500 ASP A 104 -73.64 -150.45 REMARK 500 ASP A 116 -163.33 50.64 REMARK 500 ASN A 161 -80.74 -135.14 REMARK 500 ARG A 180 101.14 -7.45 REMARK 500 GLN A 192 -175.50 57.82 REMARK 500 SER A 193 -142.08 -158.12 REMARK 500 ASP A 194 -60.77 117.27 REMARK 500 ASP A 195 -59.46 -135.91 REMARK 500 LEU A 199 89.08 62.09 REMARK 500 ASN A 218 -71.02 64.44 REMARK 500 ASP A 222 -132.30 -95.56 REMARK 500 HIS A 224 -71.03 14.54 REMARK 500 SER A 225 80.36 14.46 REMARK 500 GLU A 226 168.16 71.52 REMARK 500 ALA A 227 -66.12 61.71 REMARK 500 ALA A 228 -171.74 65.61 REMARK 500 LYS A 229 96.09 -50.24 REMARK 500 GLU A 230 78.80 -113.21 REMARK 500 PRO A 235 42.19 -79.82 REMARK 500 ASP A 236 -150.16 -130.73 REMARK 500 THR A 248 89.44 45.96 REMARK 500 SER A 250 -18.56 -158.64 REMARK 500 ASP A 253 91.91 86.39 REMARK 500 SER A 254 72.05 43.30 REMARK 500 ALA A 256 146.63 -171.56 REMARK 500 SER A 262 3.64 -61.97 REMARK 500 LEU A 264 -120.46 -139.15 REMARK 500 LYS A 265 -44.32 161.72 REMARK 500 GLU A 266 -80.25 -175.21 REMARK 500 LYS A 267 116.98 87.64 REMARK 500 VAL A 271 -144.53 -70.28 REMARK 500 MET B 36 128.67 -170.31 REMARK 500 ASP B 47 -28.40 -163.95 REMARK 500 CYS B 48 -143.29 68.38 REMARK 500 LYS B 49 106.34 77.74 REMARK 500 SER B 54 -165.66 -102.47 REMARK 500 ASP B 75 113.04 0.54 REMARK 500 ASN B 84 -145.92 46.86 REMARK 500 SER B 88 145.54 -39.53 REMARK 500 REMARK 500 THIS ENTRY HAS 53 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 ARG A 102 GLU A 103 147.01 REMARK 500 VAL A 271 TRP A 272 -140.23 REMARK 500 HIS B 83 ASN B 84 -148.56 REMARK 500 REMARK 500 REMARK: NULL DBREF 6A2B A 1 272 UNP Q9TPA7 Q9TPA7_XENLA 20 291 DBREF 6A2B B 1 94 UNP Q9IA97 B2MG_XENLA 20 113 DBREF 6A2B C 1 9 PDB 6A2B 6A2B 1 9 SEQRES 1 A 272 GLY SER HIS SER LEU ARG TYR TYR TYR THR ALA VAL SER SEQRES 2 A 272 ASP ARG ALA PHE GLY LEU PRO GLU PHE SER ILE VAL GLY SEQRES 3 A 272 TYR VAL ASP ASP THR GLN SER PHE ARG TYR ASN SER ASP SEQRES 4 A 272 ASN GLN LYS ALA GLU PRO ALA THR GLN TRP MET LYS GLN SEQRES 5 A 272 LYS GLU GLY PRO GLU TYR TRP GLU GLN GLN THR GLN ILE SEQRES 6 A 272 ALA LYS GLY SER GLU PRO VAL HIS LYS HIS ASP VAL LYS SEQRES 7 A 272 THR ALA MET ASP ARG PHE ASN GLN THR SER GLY THR HIS SEQRES 8 A 272 SER LEU GLN VAL MET TYR GLY CYS GLU LEU ARG GLU ASP SEQRES 9 A 272 ASN SER ILE ARG SER TYR HIS GLN TYR GLY TYR ASP GLY SEQRES 10 A 272 ARG GLU PHE ILE ALA LEU ASP THR GLU ARG TRP VAL TYR SEQRES 11 A 272 VAL PRO SER VAL ARG GLU ALA GLN LEU THR GLU GLN LYS SEQRES 12 A 272 TRP ASN SER PRO GLU VAL ASN ALA PRO GLU ARG ASN LYS SEQRES 13 A 272 ASN TYR LEU GLN ASN LEU CYS ILE GLU GLY LEU LYS ARG SEQRES 14 A 272 TYR LEU SER TYR GLY ARG ALA GLU LEU GLU ARG ARG VAL SEQRES 15 A 272 HIS PRO HIS VAL ARG ILE SER ASP HIS GLN SER ASP ASP SEQRES 16 A 272 ALA THR GLU LEU ARG CYS HIS ALA TYR GLY PHE TYR PRO SEQRES 17 A 272 ARG GLU ILE ASP VAL LYS TRP VAL LYS ASN GLY ARG ALA SEQRES 18 A 272 ASP VAL HIS SER GLU ALA ALA LYS GLU ILE LEU PRO ASN SEQRES 19 A 272 PRO ASP GLY SER TYR GLN LEU ARG VAL THR ALA GLU ILE SEQRES 20 A 272 THR PRO SER GLU GLY ASP SER TYR ALA CYS HIS VAL GLU SEQRES 21 A 272 HIS SER SER LEU LYS GLU LYS LEU ILE VAL VAL TRP SEQRES 1 B 94 ILE SER PRO PRO VAL VAL LYS VAL TYR THR ALA GLU PRO SEQRES 2 B 94 VAL ASP PHE GLY LYS THR ASN GLU VAL ILE CYS TYR VAL SEQRES 3 B 94 TYR ASN TYR HIS PRO PRO ARG LEU GLU MET ARG LEU GLU SEQRES 4 B 94 LYS ASN GLY VAL GLU ILE PRO ASP CYS LYS GLN THR ASP SEQRES 5 B 94 PRO SER PHE GLN HIS ASN TRP LYS TYR TYR THR THR LYS SEQRES 6 B 94 SER THR HIS VAL HIS ILE ASP LYS GLY ASP LYS VAL GLU SEQRES 7 B 94 CYS VAL VAL SER HIS ASN GLY ASN PRO SER LYS LYS TYR SEQRES 8 B 94 ARG LEU ASP SEQRES 1 C 9 TYR MET MET PRO ARG HIS TRP PRO ILE HELIX 1 AA1 THR A 47 LYS A 51 5 5 HELIX 2 AA2 PRO A 56 GLU A 70 1 15 HELIX 3 AA3 GLU A 70 PHE A 84 1 15 HELIX 4 AA4 VAL A 134 GLU A 136 5 3 HELIX 5 AA5 ALA A 137 SER A 146 1 10 HELIX 6 AA6 ASN A 150 GLN A 160 1 11 HELIX 7 AA7 ASN A 161 GLY A 174 1 14 HELIX 8 AA8 GLY A 174 GLU A 179 1 6 SHEET 1 AA1 8 GLU A 44 PRO A 45 0 SHEET 2 AA1 8 PHE A 34 ASN A 37 -1 N ARG A 35 O GLU A 44 SHEET 3 AA1 8 PHE A 22 VAL A 28 -1 N ILE A 24 O TYR A 36 SHEET 4 AA1 8 HIS A 3 VAL A 12 -1 N TYR A 8 O VAL A 25 SHEET 5 AA1 8 SER A 92 ARG A 102 -1 O VAL A 95 N TYR A 9 SHEET 6 AA1 8 SER A 106 TYR A 115 -1 O GLN A 112 N MET A 96 SHEET 7 AA1 8 ARG A 118 LEU A 123 -1 O ILE A 121 N TYR A 113 SHEET 8 AA1 8 TYR A 130 PRO A 132 -1 O VAL A 131 N ALA A 122 SHEET 1 AA2 4 HIS A 185 SER A 189 0 SHEET 2 AA2 4 ARG A 200 PHE A 206 -1 O HIS A 202 N ARG A 187 SHEET 3 AA2 4 TYR A 239 THR A 244 -1 O LEU A 241 N ALA A 203 SHEET 4 AA2 4 LEU A 232 PRO A 233 -1 N LEU A 232 O GLN A 240 SHEET 1 AA3 3 ILE A 211 LYS A 217 0 SHEET 2 AA3 3 TYR A 255 HIS A 261 -1 O ALA A 256 N VAL A 216 SHEET 3 AA3 3 LEU A 268 VAL A 270 -1 O ILE A 269 N CYS A 257 SHEET 1 AA4 4 VAL B 5 THR B 10 0 SHEET 2 AA4 4 THR B 19 TYR B 29 -1 O ILE B 23 N TYR B 9 SHEET 3 AA4 4 TYR B 61 HIS B 70 -1 O THR B 63 N VAL B 26 SHEET 4 AA4 4 SER B 54 PHE B 55 -1 N SER B 54 O TYR B 62 SHEET 1 AA5 4 VAL B 43 GLU B 44 0 SHEET 2 AA5 4 LEU B 34 LYS B 40 -1 N LYS B 40 O VAL B 43 SHEET 3 AA5 4 VAL B 77 HIS B 83 -1 O GLU B 78 N GLU B 39 SHEET 4 AA5 4 LYS B 89 ARG B 92 -1 O LYS B 89 N VAL B 81 SSBOND 1 CYS A 99 CYS A 163 1555 1555 2.07 SSBOND 2 CYS A 201 CYS A 257 1555 1555 2.04 SSBOND 3 CYS B 24 CYS B 79 1555 1555 2.92 CISPEP 1 TYR A 207 PRO A 208 0 7.91 CISPEP 2 HIS B 30 PRO B 31 0 2.83 CRYST1 59.139 68.220 107.809 90.00 90.00 90.00 P 21 21 21 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 0.016909 0.000000 0.000000 0.00000 SCALE2 0.000000 0.014658 0.000000 0.00000 SCALE3 0.000000 0.000000 0.009276 0.00000