My personal additional settings for sublemacspro. Copy to my user key-bindings.

additional_sbp.sublime-keymap

[
	{ "keys": ["ctrl+x", "["], "command": "move_to", "args": {"to": "bof", "extend": false} },
	{ "keys": ["ctrl+x", "]"], "command": "move_to", "args": {"to": "eof", "extend": false} },
	{ "keys": ["ctrl+shift+2"], "command": "sbp_set_mark" },
	{ "keys": ["ctrl+[", "w"], "command": "sbp_kill_ring_save" },
	{ "keys": ["ctrl+[", "b"], "command": "move", "args": {"by": "subwords", "forward": false} },
	{ "keys": ["ctrl+[", "f"], "command": "move", "args": {"by": "subword_ends", "forward": true} },
	{ "keys": ["ctrl+[", "d"], "command": "sbp_delete_word", "args": { "forward": true } },
	{ "keys": ["ctrl+[", "backspace"], "command": "sbp_delete_word", "args": { "forward": false } },
	{ "keys": ["ctrl+x", "ctrl+w"], "command": "prompt_save_as" },
	{ "keys": ["ctrl+x", "ctrl+q"], "command": "close_all" }
]