HEADER IMMUNE SYSTEM 16-MAY-08 2K3U TITLE STRUCTURE OF THE TYROSINE-SULFATED C5A RECEPTOR N-TERMINUS IN COMPLEX TITLE 2 WITH THE IMMUNE EVASION PROTEIN CHIPS. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CHEMOTAXIS INHIBITORY PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CHEMOTAXIS INHIBITING PROTEIN CHIPS(59-149).; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: C5A ANAPHYLATOXIN CHEMOTACTIC RECEPTOR 1; COMPND 8 CHAIN: B; COMPND 9 FRAGMENT: C5AR(P7-28S); COMPND 10 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: STAPHYLOCOCCUS AUREUS SUBSP. AUREUS STR. SOURCE 3 NEWMAN; SOURCE 4 ORGANISM_TAXID: 426430; SOURCE 5 GENE: CHP; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21; SOURCE 9 EXPRESSION_SYSTEM_VARIANT: DE3; SOURCE 10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 11 EXPRESSION_SYSTEM_PLASMID: PRSET B; SOURCE 12 MOL_ID: 2; SOURCE 13 SYNTHETIC: YES; SOURCE 14 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 15 ORGANISM_TAXID: 9606; SOURCE 16 OTHER_DETAILS: FMOC/TBU-BASED PEPTIDE SYNTHESIS. SULFATED TYROSINES SOURCE 17 11 AND 14 WERE INTRODUCED AS FMOC-2-CHLOROTRITYL PROTECTED BUILDING SOURCE 18 BLOCKS. KEYWDS CHEMOTAXIS INHIBITORY PROTEIN (CHIPS), SULFATED TYROSINE, GPCR KEYWDS 2 MEMBRANE PROTEIN C5AR, ANAPHYLOTOXIN C5A, STAPHYLOCOCCUS AUREUS, KEYWDS 3 COMPLEMENT CASCADE, SECRETED, VIRULENCE, IMMUNE SYSTEM EXPDTA SOLUTION NMR NUMMDL 25 AUTHOR J.H.IPPEL,A.BUNSCHOTEN,J.KEMMINK,R.LISKAMP REVDAT 4 15-NOV-23 2K3U 1 COMPND SOURCE REMARK DBREF REVDAT 4 2 1 SEQADV ATOM REVDAT 3 19-FEB-20 2K3U 1 REMARK LINK REVDAT 2 12-MAY-09 2K3U 1 JRNL REVDAT 1 10-MAR-09 2K3U 0 JRNL AUTH J.H.IPPEL,C.J.DE HAAS,A.BUNSCHOTEN,J.A.VAN STRIJP, JRNL AUTH 2 J.A.KRUIJTZER,R.M.LISKAMP,J.KEMMINK JRNL TITL STRUCTURE OF THE TYROSINE-SULFATED C5A RECEPTOR N TERMINUS JRNL TITL 2 IN COMPLEX WITH CHEMOTAXIS INHIBITORY PROTEIN OF JRNL TITL 3 STAPHYLOCOCCUS AUREUS. JRNL REF J.BIOL.CHEM. V. 284 12363 2009 JRNL REFN ISSN 0021-9258 JRNL PMID 19251703 JRNL DOI 10.1074/JBC.M808179200 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : XWINNMR 3.5, ARIA 1.2, YASARA YASARA STRUCTURE REMARK 3 8.3.3/WHATIF REMARK 3 AUTHORS : BRUKER BIOSPIN (XWINNMR), LINGE, O'DONOGHUE AND REMARK 3 NILGES (ARIA), KRIEGER AND VRIEND (YASARA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THE ARIA1.2 / CNS1.1 SIMULATED REMARK 3 ANNEALING PROTOCOL HAS BEEN APPLIED TO SOLVE THE NMR STRUCTURE REMARK 3 SEPARATELY FOR BOTH THE CHIPS PROTEIN AND THE C5AR(P7-28S) REMARK 3 PEPTIDE, WHEN BOUND IN THE COMPLEX. 160 STRUCTURES OF CHIPS AND REMARK 3 P7-28S PEPTIDE (IN ITS DESULFATED STATE) WERE CALCULATED EACH. REMARK 3 THE 60 LOWEST-ENERGY ARIA STRUCTURES WERE INITIALLY SELECTED FOR REMARK 3 THE PROTEIN. COORDINATES OF THE 60 PROTEIN STRUCTURES ARE REMARK 3 SUBSEQENTLY AVERAGED OVER THE ENSEMBLE (BACKBONE RMSD RESIDUE 36- REMARK 3 113 = 0.275 ANGSTROM), WITH SIDECHAINS REGULARLIZED BY SIMULATED REMARK 3 ANNEALING ENERGY- MINIMIZATION. THIS AVERAGE STRUCTURE IS USED REMARK 3 AS REFERENCE FOR SUBSEQUENT DOCKING WITH THE THREE LOWEST ENERGY REMARK 3 CONFORMERS OF THE P7-28 PEPTIDE. THE THREE LOW-ENERGY PEPTIDE REMARK 3 STRUCTURES WERE TAKEN DIRECTLY FROM THE ARIA GENERATED ENSEMBLE REMARK 3 CALCULATED BASED ON PEPTIDE-PEPTIDE NOES FROM THE 900 MHZ [15N, REMARK 3 13C]-FILTERED 2D NOESY. DISTANCE RESTRAINT MD-DOCKING BETWEEN REMARK 3 THE EXPERIMENTALLY DERIVED ARIA1.2 STRUCTURE OF THE (SULPHATE REMARK 3 PATCHED) PEPTIDE AND THE AVERAGE CHIPS PROTEIN STRUCTURE WAS REMARK 3 PERFORMED USING THE YASARA STRUCTURE/WHATIF 8.3.3 TWINSET REMARK 3 SOFTWARE. DOCKING WAS DRIVEN BY A LARGE NUMBER OF INTERMOLECULAR REMARK 3 NOES BETWEEN PROTEIN AND PEPTIDE, DERIVED FROM VARIOUS ISOTOPE- REMARK 3 FILTERED 2D- AND 3D-NMR EXPERIMENTS RUN ON THE COMPLEX. 25 FINAL REMARK 3 STRUCTURES WERE SELECTED, BASED ON THE CRITERIA OF A COMBINATION REMARK 3 OF LOW RESTRAINT VIOLATION ENERGY AND BEST PREDICTED BACK- REMARK 3 CALCULATED PROTON CHEMICAL SHIFTS AT THE PEPTIDE-PROTEIN BINDING REMARK 3 INTERFACE. THE SELECTED STRUCTURES WERE REFINED IN EXPLICIT REMARK 3 SOLVENT. STEREOSPECIFIC ASSIGNMENTS AND FLOATING ASSIGNMENTS ARE REMARK 3 INDICATED IN THE B-FACTOR COLUMN OF THE PDB COORDINATES. A VALUE REMARK 3 OF 50 MEANS A FLOATING ASSIGNMENT HAS BEEN APPLIED TO THIS REMARK 3 PROTON PAIR. A VALUE OF 75 INDICATES A STEREOSPECIFIC ASSIGNMENT REMARK 3 OF METHYL AND METHYLENE PROTON PAIRS IN THE CORRESPONDING REMARK 3 STRUCTURE MODEL. REMARK 4 REMARK 4 2K3U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-MAY-08. REMARK 100 THE DEPOSITION ID IS D_1000100641. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298; 298 REMARK 210 PH : 6.5; 6.5 REMARK 210 IONIC STRENGTH : 20; 20 REMARK 210 PRESSURE : AMBIENT; AMBIENT REMARK 210 SAMPLE CONTENTS : 0.5 MM [U-99% 15N] PROTEIN, 0.5 REMARK 210 MM ENTITY_2, 20 MM SODIUM REMARK 210 PHOSPHATE, 0.1 % SODIUM AZIDE, REMARK 210 90 % H2O, 10 % D2O, 90% H2O/10% REMARK 210 D2O; 1.0 MM [U-99% 13C; U-99% REMARK 210 15N] PROTEIN, 1.0 MM ENTITY_2, REMARK 210 20 MM SODIUM PHOSPHATE, 0.1 % REMARK 210 SODIUM AZIDE, 90 % H2O, 10 % D2O, REMARK 210 90% H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D CBCA(CO)NH; 3D HNCACB; 3D REMARK 210 HNCO; 3D HBHACBCA(CO)NH; 3D HCCH- REMARK 210 TOCSY; 3D 1H-15N NOESY; 3D 1H- REMARK 210 15N TOCSY; 3D 1H-13C NOESY; 2D REMARK 210 1H-1H NOESY; 2D 1H-1H TOCSY; 3D REMARK 210 COCA(HN); 3D-CNH-NOESY; 2D-HBHD REMARK 210 AROMATIC; 2D-HBHE AROMATIC; 2D- REMARK 210 CBHD AROMATIC; 2D-CBHE AROMATIC; REMARK 210 3D HNHA; 3D HNHB REMARK 210 SPECTROMETER FIELD STRENGTH : 600 MHZ; 500 MHZ; 900 MHZ REMARK 210 SPECTROMETER MODEL : INOVA; AVANCE REMARK 210 SPECTROMETER MANUFACTURER : VARIAN; BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : XWINNMR 3.5, NMRPIPE, NMRDRAW, REMARK 210 ARIA 1.2, CNSSOLVE 1.1, SPARKY REMARK 210 3.112, CARA 1.3.2, VNMR, MOLMOL, REMARK 210 PROCHECKNMR, TALOS, YASARA REMARK 210 YASARA STRUCTURE 8.3.3/WHATIF, REMARK 210 SHIFTCALC 2004, PACES REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS, SIMULATED REMARK 210 ANNEALING DOCKING, MOLECULAR REMARK 210 DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 130 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 25 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: REMARK 210 STANDARD TRIPLE RESONANCE EXPERIMENTS WERE USED FOR ASSIGNMENT AND REMARK 210 STRUCTURE DETERMINATION OF THE CHIPS PROTEIN. THE UNLABELLED REMARK 210 PEPTIDE C5AR(P7-28S) IN THE COMPLEX HAS BEEN SOLVED BY MEANS OF REMARK 210 ISOTOPE-FILTERED 2D SPECTRA. REMARK 210 TO EXTRACT INTERMOLECULAR NOE'S BETWEEN [15N,13C] LABELLED CHIPS REMARK 210 PROTEIN AND UNLABELLED C5AR(P7-28S) PEPTIDE, SEVERAL 2D-13C- REMARK 210 FILTERED NOESY AND 3D 13C-EDITED-13C-FILTERED NOESY SPECTRA WERE REMARK 210 RECORDED AT 900 MHZ. REMARK 210 FOR THE 3D FILTERED SPECTRA THE 13C-HSQC DETECTION STEP WAS REMARK 210 OPTIMIZED BY RECORDING TWO SPECTRA, ONE WITH THE 13C CARRIER REMARK 210 FREQUENCY PLACED IN THE AROMATIC REGION, AND ONE WITH THE 13C REMARK 210 CARRIER FREQUENCY SET TO THE ALIFATIC REGION. THE MIXING TIME USED REMARK 210 WAS 200 MS, TO FORCE A GOOD SENSITIVITY NECESSARY FOR THE REMARK 210 COLLECTION OF A SUFFICIENT NUMBER OF INTERMOLECULAR NOE'S. REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. 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 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 400 REMARK 400 COMPOUND REMARK 400 AMBIGUOUS CONFORMATIONAL STATES IN SLOW EXCHANGE ARE PRESENT FOR REMARK 400 RESIDUES PRO25-VAL26-ASP27-LYS28 OF THE C5AR(P7-28S) PEPTIDE WHEN REMARK 400 PRESENT IN THE COMPLEX, PROBABLY CAUSED BY CIS-TRANS ISOMERIZATION REMARK 400 AT PRO25. THE RATIO OF THE TWO SLOWLY EXCHANGING CONFORMERS IS REMARK 400 ABOUT 1:1. CHEMICAL SHIFTS OF RESIDUES IN CONFORMER A ARE REMARK 400 ATTRIBUTED TO RESIDUES 25-28. CHEMICAL SHIFTS OF CONFORMER B ARE REMARK 400 DESCRIBED BY RESIDUES 125-128 (OR 25'-28'). RESIDUES 25-28 OF THE REMARK 400 C5AR(P7-28S) PEPTIDE ARE NOT IN DIRECT CONTACT TO THE CHIPS PROTEIN, REMARK 400 ACCORDING TO EXPERIMENTAL NMR DATA, AND DO NOT CONTRIBUTE TO REMARK 400 SPECIFIC BINDING PROPERTIES OF THE CHIPS COMPLEX. PEPTIDE N- REMARK 400 TERMINAL END BLOCKED BY AN ACETYL GROUP. PEPTIDE C-TERMINAL END REMARK 400 BLOCKED BY A NH2 GROUP. CONTAINS TWO SULFATED TYROSINES (TYS) AT REMARK 400 POSITIONS 11 AND 14. 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 1 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 1 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 1 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 2 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 2 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 2 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 3 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 3 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 3 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 3 VAL A 109 CA - CB - CG2 ANGL. DEV. = 10.2 DEGREES REMARK 500 4 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 4 VAL A 109 CA - CB - CG2 ANGL. DEV. = 10.0 DEGREES REMARK 500 5 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 5.3 DEGREES REMARK 500 5 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 6 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 6 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 7 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 7 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 7 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 8 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 8 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 8 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 8 ARG A 84 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 9 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 4.4 DEGREES REMARK 500 9 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 10 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 10 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.7 DEGREES REMARK 500 10 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 10 ARG A 84 NE - CZ - NH2 ANGL. DEV. = -3.1 DEGREES REMARK 500 10 TYR A 108 CB - CG - CD1 ANGL. DEV. = -3.6 DEGREES REMARK 500 10 VAL A 109 CA - CB - CG2 ANGL. DEV. = 9.3 DEGREES REMARK 500 11 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.5 DEGREES REMARK 500 11 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 11 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 4.5 DEGREES REMARK 500 12 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 13 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 13 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 13 ARG A 46 NE - CZ - NH2 ANGL. DEV. = -3.0 DEGREES REMARK 500 14 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.9 DEGREES REMARK 500 14 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 14 ARG A 84 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 15 VAL A 109 CA - CB - CG2 ANGL. DEV. = 9.8 DEGREES REMARK 500 16 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.3 DEGREES REMARK 500 16 VAL A 109 CA - CB - CG2 ANGL. DEV. = 10.6 DEGREES REMARK 500 17 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.6 DEGREES REMARK 500 17 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 3.4 DEGREES REMARK 500 17 TYR A 108 CB - CG - CD1 ANGL. DEV. = -3.6 DEGREES REMARK 500 18 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.3 DEGREES REMARK 500 18 ARG A 46 NE - CZ - NH1 ANGL. DEV. = 4.0 DEGREES REMARK 500 19 ARG A 44 NE - CZ - NH1 ANGL. DEV. = 3.2 DEGREES REMARK 500 REMARK 500 THIS ENTRY HAS 65 ANGLE DEVIATIONS. 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 1 GLU A 60 -40.57 -136.24 REMARK 500 1 LYS A 101 67.56 -54.89 REMARK 500 1 LYS A 115 -24.65 58.40 REMARK 500 1 TYR A 119 95.05 -14.27 REMARK 500 1 ALA A 120 86.15 -65.85 REMARK 500 1 ASP B 10 -144.46 47.44 REMARK 500 1 TYS B 11 67.46 97.40 REMARK 500 1 THR B 19 154.24 -40.28 REMARK 500 1 LEU B 22 16.69 -63.45 REMARK 500 1 VAL B 26 128.34 51.95 REMARK 500 2 SER A 32 -14.95 -140.37 REMARK 500 2 PRO A 35 156.74 -49.17 REMARK 500 2 THR A 36 14.07 -148.66 REMARK 500 2 LYS A 101 101.71 -36.92 REMARK 500 2 LYS A 115 -32.74 69.23 REMARK 500 2 TYR A 119 148.75 50.37 REMARK 500 2 ALA A 120 17.76 -149.03 REMARK 500 2 PRO B 9 160.54 -47.97 REMARK 500 2 ASP B 16 -26.12 -141.86 REMARK 500 2 THR B 24 28.33 -158.44 REMARK 500 2 VAL B 26 10.99 -159.34 REMARK 500 2 ASP B 27 -21.16 55.27 REMARK 500 3 SER A 32 -45.71 -155.92 REMARK 500 3 ASN A 55 97.29 -163.34 REMARK 500 3 GLU A 60 -40.66 -134.94 REMARK 500 3 MET A 93 51.50 -66.15 REMARK 500 3 LYS A 101 61.18 -63.45 REMARK 500 3 SER A 104 38.48 -142.44 REMARK 500 3 TYR A 119 58.22 37.43 REMARK 500 3 ALA A 120 21.52 -73.16 REMARK 500 3 THR B 8 -18.14 -147.71 REMARK 500 3 TYS B 11 56.34 -97.39 REMARK 500 3 LYS B 17 -17.87 -147.34 REMARK 500 3 THR B 19 155.72 -37.05 REMARK 500 3 VAL B 26 139.14 142.19 REMARK 500 3 ASP B 27 -32.59 -134.54 REMARK 500 4 LYS A 101 89.92 -52.76 REMARK 500 4 SER A 104 14.11 -141.87 REMARK 500 4 LYS A 115 -18.39 60.54 REMARK 500 4 ASP B 16 31.24 -142.01 REMARK 500 4 LYS B 17 -27.20 -163.73 REMARK 500 4 THR B 19 153.05 -49.00 REMARK 500 4 ASN B 23 91.95 10.76 REMARK 500 4 THR B 24 -2.69 -146.33 REMARK 500 5 SER A 32 -73.68 -152.99 REMARK 500 5 THR A 36 57.03 -145.92 REMARK 500 5 GLU A 67 172.98 -53.95 REMARK 500 5 ASN A 77 0.92 -64.11 REMARK 500 5 MET A 93 64.11 -66.18 REMARK 500 5 LYS A 101 109.94 -43.13 REMARK 500 REMARK 500 THIS ENTRY HAS 247 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 2 ARG A 44 0.10 SIDE CHAIN REMARK 500 6 TYR A 48 0.07 SIDE CHAIN REMARK 500 7 TYR A 48 0.08 SIDE CHAIN REMARK 500 7 TYR A 71 0.07 SIDE CHAIN REMARK 500 9 TYR A 48 0.09 SIDE CHAIN REMARK 500 13 TYR A 48 0.07 SIDE CHAIN REMARK 500 16 TYR A 108 0.07 SIDE CHAIN REMARK 500 18 TYR A 71 0.06 SIDE CHAIN REMARK 500 20 TYR A 48 0.13 SIDE CHAIN REMARK 500 20 TYR A 97 0.07 SIDE CHAIN REMARK 500 25 ARG A 44 0.09 SIDE CHAIN REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 5 TYS B 11 -12.05 REMARK 500 11 TYS B 11 -11.70 REMARK 500 14 TYS B 11 -12.62 REMARK 500 17 TYS B 11 -11.58 REMARK 500 20 TYS B 11 -10.14 REMARK 500 23 TYS B 11 12.81 REMARK 500 24 TYS B 11 -12.28 REMARK 500 25 TYS B 11 12.92 REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACE B 6 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NH2 B 29 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1XEE RELATED DB: PDB REMARK 900 SOLUTION STRUCTURE OF FREE CHIPS(31-121). REMARK 900 RELATED ID: 15778 RELATED DB: BMRB DBREF 2K3U A 31 121 UNP A6QIG7 CHIPS_STAAE 59 149 DBREF 2K3U B 7 28 UNP P21730 C5AR1_HUMAN 7 28 SEQADV 2K3U ACE B 6 UNP P21730 ACETYLATION SEQADV 2K3U NH2 B 29 UNP P21730 AMIDATION SEQRES 1 A 91 ASN SER GLY LEU PRO THR THR LEU GLY LYS LEU ASP GLU SEQRES 2 A 91 ARG LEU ARG ASN TYR LEU LYS LYS GLY THR LYS ASN SER SEQRES 3 A 91 ALA GLN PHE GLU LYS MET VAL ILE LEU THR GLU ASN LYS SEQRES 4 A 91 GLY TYR TYR THR VAL TYR LEU ASN THR PRO LEU ALA GLU SEQRES 5 A 91 ASP ARG LYS ASN VAL GLU LEU LEU GLY LYS MET TYR LYS SEQRES 6 A 91 THR TYR PHE PHE LYS LYS GLY GLU SER LYS SER SER TYR SEQRES 7 A 91 VAL ILE ASN GLY PRO GLY LYS THR ASN GLU TYR ALA TYR SEQRES 1 B 24 ACE THR THR PRO ASP TYS GLY HIS TYS ASP ASP LYS ASP SEQRES 2 B 24 THR LEU ASP LEU ASN THR PRO VAL ASP LYS NH2 MODRES 2K3U TYS B 11 TYR MODIFIED RESIDUE MODRES 2K3U TYS B 14 TYR MODIFIED RESIDUE HET ACE B 6 6 HET TYS B 11 23 HET TYS B 14 23 HET NH2 B 29 3 HETNAM ACE ACETYL GROUP HETNAM TYS O-SULFO-L-TYROSINE HETNAM NH2 AMINO GROUP FORMUL 2 ACE C2 H4 O FORMUL 2 TYS 2(C9 H11 N O6 S) FORMUL 2 NH2 H2 N HELIX 1 1 THR A 37 THR A 53 1 17 HELIX 2 2 ALA A 81 ASN A 86 1 6 SHEET 1 A 5 TYR A 71 TYR A 75 0 SHEET 2 A 5 PHE A 59 LEU A 65 -1 N ILE A 64 O TYR A 72 SHEET 3 A 5 LYS A 95 LYS A 100 -1 O TYR A 97 N VAL A 63 SHEET 4 A 5 TYR A 108 ASN A 111 -1 O TYR A 108 N PHE A 98 SHEET 5 A 5 HIS B 13 TYS B 14 -1 O HIS B 13 N VAL A 109 LINK C ACE B 6 N THR B 7 1555 1555 1.33 LINK C ASP B 10 N TYS B 11 1555 1555 1.33 LINK C TYS B 11 N GLY B 12 1555 1555 1.34 LINK C HIS B 13 N TYS B 14 1555 1555 1.33 LINK C TYS B 14 N ASP B 15 1555 1555 1.34 LINK C LYS B 28 N NH2 B 29 1555 1555 1.32 SITE 1 AC1 1 THR B 7 SITE 1 AC2 2 ASP B 27 LYS B 28 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 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 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1