English 日本語简体中文繁體中文 한국어

✖

Menu

RCSB PDB PDBe BMRB Adv. Search Search help

Summary Geometry Related PDB entries

AA4

Bonds

First atom	Second atom	Bond order type	Distance (experimental model)	Distance (ideal model)	Properties
N	CA	sing	1.47Å	1.46Å
N	H	sing	1.01Å	1.02Å
N	H2	sing	1.01Å	1.02Å
CA	C	sing	1.51Å	1.58Å
CA	CB	sing	1.53Å	1.54Å
CA	HA	sing	1.09Å	1.11Å
C	O	doub	1.21Å	1.24Å
C	OXT	sing	1.34Å	1.39Å
CB	CG	sing	1.53Å	1.52Å
CB	HB2	sing	1.09Å	1.11Å
CB	HB3	sing	1.09Å	1.12Å
CG	CD	sing	1.53Å	1.52Å
CG	HG2	sing	1.09Å	1.11Å
CG	HG3	sing	1.09Å	1.12Å
CD	OE	sing	1.43Å	1.42Å
CD	HD2	sing	1.09Å	1.11Å
CD	HD3	sing	1.09Å	1.12Å
OE	HE	sing	0.97Å	0.95Å
OXT	HXT	sing	0.97Å	0.95Å

Angles

First atom	Second atom	Third atom	Angle (experimental model)	Angle (ideal model)
CA	N	H	112.0°	106.7°
CA	N	H2	111.2°	106.7°
N	CA	C	112.0°	109.4°
N	CA	CB	109.2°	109.4°
N	CA	HA	109.4°	109.5°
H	N	H2	111.3°	106.7°
C	CA	CB	113.5°	109.5°
C	CA	HA	104.7°	109.5°
CA	C	O	121.8°	120.1°
CA	C	OXT	117.0°	120.0°
CB	CA	HA	107.8°	109.5°
CA	CB	CG	106.7°	109.6°
CA	CB	HB2	113.3°	109.5°
CA	CB	HB3	113.3°	109.4°
O	C	OXT	121.2°	119.9°
C	OXT	HXT	117.0°	120.0°
CG	CB	HB2	113.2°	109.5°
CG	CB	HB3	113.2°	109.5°
CB	CG	CD	111.6°	109.6°
CB	CG	HG2	111.5°	109.4°
CB	CG	HG3	111.4°	109.4°
HB2	CB	HB3	97.2°	109.4°
CD	CG	HG2	111.4°	109.5°
CD	CG	HG3	111.4°	109.5°
CG	CD	OE	110.1°	109.6°
CG	CD	HD2	112.0°	109.4°
CG	CD	HD3	111.9°	109.5°
HG2	CG	HG3	98.9°	109.4°
OE	CD	HD2	112.0°	109.4°
OE	CD	HD3	112.0°	109.5°
CD	OE	HE	110.1°	106.9°
HD2	CD	HD3	98.4°	109.5°

Dihedrals

First atom	Second atom	Third atom	Fourth atom	Torsion (experimental model)	Torsion (ideal model)
CA	N	H	H2	125.2°	113.8°
N	CA	C	CB	124.3°	119.9°
N	CA	C	HA	118.5°	120.0°
N	CA	CB	HA	118.8°	120.0°
N	CA	C	O	29.3°	30.0°
N	CA	C	OXT	152.2°	150.0°
N	CA	CB	CG	177.4°	60.0°
N	CA	CB	HB2	57.4°	60.0°
N	CA	CB	HB3	52.2°	180.0°
H	N	CA	C	180.0°	173.8°
H	N	CA	CB	53.3°	53.8°
H	N	CA	HA	64.4°	66.2°
H2	N	CA	C	54.7°	60.0°
H2	N	CA	CB	71.9°	60.0°
H2	N	CA	HA	170.4°	180.0°
C	CA	CB	HA	115.5°	120.1°
CA	C	O	OXT	178.4°	180.0°
C	CA	CB	CG	51.6°	180.0°
C	CA	CB	HB2	176.9°	59.9°
C	CA	CB	HB3	73.6°	60.0°
CA	C	OXT	HXT	180.0°	180.0°
CB	CA	C	O	153.6°	90.0°
CB	CA	C	OXT	27.9°	90.0°
CA	CB	CG	HB2	125.3°	120.1°
CA	CB	CG	HB3	125.2°	120.0°
CA	CB	HB2	HB3	119.2°	119.9°
CA	CB	CG	CD	64.8°	179.9°
CA	CB	CG	HG2	60.4°	59.9°
CA	CB	CG	HG3	169.9°	60.0°
HA	CA	C	O	89.2°	150.0°
HA	CA	C	OXT	89.3°	30.0°
HA	CA	CB	CG	63.9°	59.9°
HA	CA	CB	HB2	61.4°	180.0°
HA	CA	CB	HB3	170.9°	60.1°
O	C	OXT	HXT	1.5°	0.0°
CG	CB	HB2	HB3	119.1°	120.0°
CB	CG	CD	HG2	125.3°	120.0°
CB	CG	CD	HG3	125.3°	120.0°
CB	CG	HG2	HG3	117.4°	119.9°
CB	CG	CD	OE	57.9°	180.0°
CB	CG	CD	HD2	67.4°	60.0°
CB	CG	CD	HD3	176.9°	60.0°
HB2	CB	CG	CD	169.8°	60.0°
HB2	CB	CG	HG2	64.9°	180.0°
HB2	CB	CG	HG3	44.6°	60.1°
HB3	CB	CG	CD	60.4°	60.0°
HB3	CB	CG	HG2	174.3°	60.1°
HB3	CB	CG	HG3	64.8°	180.0°
CD	CG	HG2	HG3	117.3°	120.0°
CG	CD	OE	HD2	125.3°	120.0°
CG	CD	OE	HD3	125.2°	120.1°
CG	CD	HD2	HD3	117.9°	120.0°
CG	CD	OE	HE	180.0°	180.0°
HG2	CG	CD	OE	176.8°	60.0°
HG2	CG	CD	HD2	57.9°	180.0°
HG2	CG	CD	HD3	51.6°	60.0°
HG3	CG	CD	OE	67.4°	59.9°
HG3	CG	CD	HD2	167.3°	60.0°
HG3	CG	CD	HD3	57.8°	NaN°
OE	CD	HD2	HD3	117.9°	120.0°
HD2	CD	OE	HE	54.7°	60.0°
HD3	CD	OE	HE	54.7°	59.9°

246704

PDB entries from 2025-12-24

PDB statistics

PDBj update info

Contact PDBj

numon